$2 Coupon
SiliconCloud offers new users a 14 RMB coupon for API calls, valid for 30 days.
AI DEAL COLLECTION
AI API Free Credits
Signup credits, free calls, OpenAI-compatible APIs, and developer-friendly AI API deals.
336 claimable dealsAI API free credits
No-Credit-Card AI DealsDeveloper AI DealsStudent AI DealsStartup AI CreditsAI API Free CreditsNew Model Free TrialsFree AI Tool DealsChina-Friendly AI DealsAI API Deals with openllmapi FallbackDirect China AI AccessOpen Source AI ModelsOpenAI-Compatible Free API AccessFree AI Courses and CertificationsFree AI Developer ToolsAI Compute and Inference CreditsGrok API Free Credits and AccessClaude Free API and AlternativesQwen Free API CreditsSiliconFlow Free Models and Rate LimitsTogether AI Free Tier LimitsCohere Free Credits and Embedding AlternativesLepton AI Free TierOpenAI Free API and AlternativesDeepSeek Free API and Token Credits
AI API Free Credits FAQ
Who is AI API Free Credits for?
Signup credits, free calls, OpenAI-compatible APIs, and developer-friendly AI API deals. It is useful for developers, indie hackers, and AI tool users who want to compare free credits, limits, and alternative routes quickly.
How often are these AI API free credits entries updated?
yangmao.ai refreshes free tiers, expiration dates, claim requirements, and accessibility signals through automated pipelines plus manual checks. Always verify the final claim page before use.
What should I do if one offer is no longer available?
Check the same page for alternative providers, OpenAI-compatible APIs, China-friendly access, or evergreen free tiers instead of relying on one vendor.
Cohere Command R+ Fr
Cohere 为新用户提供100美元免费 API 额度，支持 Command R+ 等最新模型，适用于 RAG、摘要和分类任务，中国大陆需通过代理注册和使用。
DeepSeek V3 Free API
DeepSeek V3 模型新注册用户赠送500万 token 免费额度，支持中文优化，中国大陆直接访问，无网络限制，适合文本生成和对话场景。
Google Gemini 2.5 Fl
Google Gemini 2.5 Flash 模型提供免费 API 调用额度，每分钟最多1500次请求，适合开发者和中小应用集成，中国大陆可通过代理或 Google Cloud 端点访问。
Groq Free API Tier (
Groq 提供基于 LPU 推理引擎的免费 API，支持 Mixtral 8x7B 等模型，每日1440次请求限制，响应速度极快，中国大陆可通过代理访问。
Mistral AI Le Chat F
Mistral AI 的 Le Chat 聊天机器人提供完全免费的无限对话额度，支持多语言和代码生成，无需绑定信用卡，中国大陆可直接访问网页版。
Moonshot Kimi New Us
月之暗面 Kimi 大模型 API 新注册用户赠送 $10 额度，支持长上下文（128K），中国大陆可直接访问，适合文本生成和对话场景。
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, approximately 26% cheaper than GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, representing a 26%-50% decrease compared to GPT-4o.
GPT-4.1 Price Drop
OpenAI announces GPT-4.1 API price drop, with input price reduced to $2 per million tokens and output price reduced to $8 per million tokens, offering better value than GPT-4o.
$14 Free Credits
New users get 14 RMB (~$2) API credits for signing up, usable on multiple models.
20M Free Tokens
SiliconCloud offers 20M free tokens for new users, supporting multiple models.
AIClient-2-API
Simulates Gemini CLI, Antigravity, Codex, Grok, and Kiro client requests, compatible with the OpenAI API. Supports thousands of Gemini model requests per day with free built-in Claude model in Kiro. Easily connect to any client via API for efficient AI development.
AIClient2API
Simulates Gemini CLI, Antigravity, Codex, Grok, and Kiro client requests, compatible with the OpenAI API. Supports thousands of Gemini model requests per day and offers free use of the built-in Claude model in Kiro. Easily connect to any client via the API, making AI development more efficient!
Anthropic Startups API credits
Anthropic for Startups is a high-confidence official path for startup API credits and priority rate limits, but it is not an unconditional signup bonus. It targets VC-backed startups working with Anthropic VC partners; the credit amount is not publicly fixed and depends on Anthropic approval.
Anyscale Free API Credits
Anyscale API has a recorded free trial: $10 free credits; rate limit: 30 RPM.
Anyscale Free Tier Guide
Anyscale has a recorded free tier: credit-based. Good for testing before upgrading.
Anyscale OpenAI-Compatible API Acces
Anyscale is recorded as supporting OpenAI-compatible API access. Free/trial info: $10 free credits. Useful for low-cost testing by swapping SDK base_url.
Baichuan New Users F
百川智能为新注册用户提供 100 万 token 免费 API 额度，支持 Baichuan4 系列模型，中国大陆直连，无需科学上网。
Baichuan Baichuan4 F
百川智能为 Baichuan4 模型提供新用户注册即送100万token免费API额度，支持中文优化，中国大陆直接访问，适合开发者快速集成。
Baichuan AI 1M free
注册百川智能开放平台即送 100 万 token，支持 Baichuan4 和 Baichuan3-Turbo 模型，中国大陆直连，无需海外支付方式。
Baichuan AI Free API Credits
Baichuan AI API has a recorded free trial: 500万 tokens; rate limit: 5 RPM.
Baichuan AI Free Tier Guide
Baichuan AI has a recorded free tier: No explicit limit. Good for testing before upgrading.
Baichuan AI New User
百川智能为新注册用户提供 100万 token 免费额度，可用于调用 Baichuan4 系列模型 API，国内直连，注册即用，支持文本生成和对话场景。
Baichuan AI OpenAI-Compatible API Ac
Baichuan AI is recorded as supporting OpenAI-compatible API access. Free/trial info: 500万 tokens. Useful for low-cost testing by swapping SDK base_url.
Baidu Qianfan Free A
百度千帆平台为注册用户提供每月 100 万 Token 的免费 API 额度，支持 ERNIE 系列模型，中国大陆直接访问，适合个人开发者和学生。
Baidu Qianfan New Us
百度千帆大模型平台为新注册用户提供 100 万 token 的文本模型免费额度及 50 万次图片生成/理解额度，支持 ERNIE 系列模型，中国大陆用户可直接注册使用。
Baidu Qianfan New Us
百度千帆大模型平台为新用户提供200万Token免费额度，支持ERNIE系列模型，国内直接访问，注册即可使用，无需海外环境。
Baidu Qianfan New Us
百度千帆大模型平台为新用户提供100万Token免费调用额度（支持ERNIE 4.0、ERNIE Speed等），另赠50元体验金。中国大陆开发者可直接使用百度账号注册，API兼容OpenAI格式，迁移成本低。
Baidu Qianfan New Us
百度千帆大模型平台为新用户提供 100 万 token 的免费调用额度，支持 ERNIE-Bot、ERNIE-Bot-turbo 等模型，中国大陆直接访问，注册即用，无需绑定支付方式。
Baidu Qianfan New Us
百度千帆平台为新用户提供 ERNIE-Bot 系列模型免费调用额度，包含 100 万 tokens，支持 API 调用，中国大陆直接可用，无需海外支付方式。
Baidu Qianfan Free A
百度千帆平台为新用户提供 ERNIE-Bot、ERNIE-3.5 等模型免费调用额度，每月基础免费额度充足，中国大陆直接使用，支持 SDK 和 REST API。
Baidu Qianfan Free A
百度千帆平台近期调整免费政策，ERNIE-Bot、ERNIE-Bot-Turbo 等模型每日免费调用次数提升至 1000 次，注册即享，无需绑定银行卡，中国大陆开发者友好。
Baidu Qianfan New Us
百度千帆大模型平台为新用户提供 200万 token 免费额度，支持 ERNIE-Bot、ERNIE-Bot-turbo 等模型，中国大陆网络直接使用，注册即送。
Baidu Qianfan Free T
百度千帆大模型平台为新用户提供100万 token 免费额度，适用于 ERNIE 3.5 和 ERNIE 4.0 模型，支持文本生成、对话等场景。中国大陆直接访问，无需科学上网，注册即用。
Cerebras Free API Credits
Cerebras API has a recorded free trial: 1M tokens/day; rate limit: 30 RPM / 60K TPM / 1M TPD.
Cerebras 1M Free Tokens/Day
Cerebras uses proprietary WSE chips for the world's fastest inference (2000+ tokens/s, 20x faster than GPU). Free tier: 1M tokens/day, 30 RPM, no credit card. Models: Llama 3.3 70B, Llama 3.1 8B, Qwen 3.5, and more. OpenAI-compatible API. Best for latency-sensitive use cases: real-time chat, streaming, Agent tool calls. Competes with Groq on speed, but with a larger daily token budget.
Cerebras Free Tier Guide
Cerebras has a recorded free tier: 1M tokens/day. Good for testing before upgrading.
Cerebras OpenAI-Compatible API Acces
Cerebras is recorded as supporting OpenAI-compatible API access. Free/trial info: 1M tokens/day. Useful for low-cost testing by swapping SDK base_url.
ChatGPT (OpenAI) OpenAI-Compatible A
ChatGPT (OpenAI) is recorded as supporting OpenAI-compatible API access. Free/trial info: $0. Useful for low-cost testing by swapping SDK base_url.
Anthropic API Free API Credits
Anthropic API API has a recorded free trial: $5; rate limit: 5 RPM.
Claude service errors
On May 21, 2026, Claude.ai experienced elevated error rates, preventing normal service usage. The issue was confirmed via an official status update and is still ongoing. Users are advised to use alternative tools temporarily or wait for official resolution. This event does not involve any deals or new features; it is solely a service outage notification.
Claude Error Update
On May 12, 2026, Claude released a status update confirming elevated error rates for Claude Sonnet 4.6 and Haiku 4.5. The issue is affecting some user requests, and the vendor is actively working on a fix. No free credits or compensation have been offered at this time. Users are advised to monitor the official status page for updates.
Cloudflare Workers AI Free API Credi
Cloudflare Workers AI API has a recorded free trial: 每天 10000 神经元（永久有效）; rate limit: 10000 requests/day.
Cloudflare Workers AI Free Tier Guid
Cloudflare Workers AI has a recorded free tier: 10,000 free requests/day. Good for testing before upgrading.
Cloudflare Workers AI Free Tier
Cloudflare Workers $5/mo plan includes Workers AI with 10,000 free AI calls per day (measured in neurons), permanently valid. 50+ open-source models: - LLM: Llama 3.1 8B, Llama 3.3 70B, Gemma, Mistral 7B, Phi-2 - Image generation: Stable Diffusion XL (completely free!) - Embeddings: BGE Base/Large (for RAG and semantic search) - Speech-to-text: Whisper Highlights: - Permanently valid, never expires - Inference on 300+ global edge nodes, ultra-low latency - Direct China access, no proxy needed - OpenAI-compatible via AI Gateway - Pay-as-you-go after free quota, no hard cutoff - If you already use Cloudflare Workers, this is essentially free Ideal for lightweight AI: blog writing, content tagging, summarization, embeddings, product image generation.
Cloudflare Workers AI OpenAI-Compati
Cloudflare Workers AI is recorded as supporting OpenAI-compatible API access. Free/trial info: 每天 10000 神经元（永久有效）. Useful for low-cost testing by swapping SDK base_url.
Cohere API price reduction across the board
Cohere reduced Command R+ and Command R API prices by 50%, new Command R7B priced lower.
Cohere Free API Credits
Cohere API has a recorded free trial: 1000 calls/month; rate limit: Trial rate limits.
Cohere Free Tier Guide
Cohere has a recorded free tier: 1,000 calls/month (Trial Key). Good for testing before upgrading.
Cohere $10 Free API
新用户注册 Cohere 平台即获 $10 免费 API 额度，可用于 Command R+、Embed 等模型，支持 RAG 和分类任务，中国大陆需科学上网。
Cohere New User $100
Cohere 为新注册用户提供 100 美元免费 API 额度，支持 Command R+、Embed 等模型，适合 RAG 和文本生成场景。需绑定信用卡验证身份，中国大陆用户可用虚拟卡。
Cohere Free Trial API
Cohere offers a free Trial API Key with 1,000 calls/month across all models: - Command R+: top RAG and chat model - Rerank: document reranking for RAG pipelines - Embed: multilingual text embeddings No credit card required, resets monthly. Great for prototyping RAG projects. Note: Trial Key is not permitted for production use.
Cohere New User $20
Cohere 为新注册用户提供 $20 免费 API 额度，可用于 Command R+、Embed 等模型，有效期 30 天，需绑定信用卡，中国大陆需科学上网。
Cohere Free Trial: 1M
Cohere 提供每月 100 万 token 免费额度，支持 Command R+、Embed 等模型，API 稳定，中国大陆需科学上网，适合 RAG 和文本生成场景。
Cohere Free Trial In
Cohere 近期将免费试用额度从 40 万 token 提升至每月 100 万 token，支持 Command R、Embed 等模型 API，注册即享，中国大陆需科学上网访问。
Coze (ByteDance) Free API Credits
Coze (ByteDance) API has a recorded free trial: Free tier; rate limit: Varies.
Coze (ByteDance) Free Tier Guide
Coze (ByteDance) has a recorded free tier: No explicit limit. Good for testing before upgrading.
GPT-5.5 Enterprise Agent
Databricks announces the integration of OpenAI's GPT-5.5 model into its enterprise agent workflows. The model is designed for complex tasks, supporting multi-step reasoning and automated actions. Enterprise users can directly invoke it through the Databricks platform without additional configuration. This update marks a further expansion of OpenAI models in enterprise applications.
DeepSeek API Free Concurrency Expansion
DeepSeek's official docs confirm a capacity expansion request path for API accounts that need higher concurrency than the default limits. DeepSeek matches appropriate concurrency based on submitted business needs, with no additional cost for capacity expansion. This is for teams or businesses needing higher DeepSeek V4 Pro / V4 Flash concurrency; it is not free token credit and is not automatic access.
DeepSeek New Users F
DeepSeek 为新注册用户提供 500 万 token 免费 API 额度（含对话和代码模型），支持中国大陆直接访问，无需海外信用卡。
DeepSeek 5M free tok
注册即送 500 万 token，支持 DeepSeek-V2 和 DeepSeek-Coder 模型，兼容 OpenAI API 格式，中国大陆直连可用，无信用卡要求。
DeepSeek 5M Free Tok
新注册用户可获得 500 万 token 免费额度，支持 DeepSeek-V2 和 DeepSeek-Coder 模型，中国大陆可直接访问。
DeepSeek New User Fr
DeepSeek 为新注册用户提供 500 万 token 的免费 API 额度（含输入和输出），支持 DeepSeek-V2 等模型，中国大陆可直接访问，无需海外信用卡。
DeepSeek Free API Credits
DeepSeek API has a recorded free trial: $5; rate limit: 2 RPM.
DeepSeek New Users G
DeepSeek 为新注册用户提供 500 万免费 tokens，支持 DeepSeek-V2 和 DeepSeek-Coder 模型，API 兼容 OpenAI 格式，中国大陆可直接访问，无需海外信用卡。
DeepSeek New Users F
DeepSeek 为新注册用户提供 500万 token 的免费 API 调用额度，支持 DeepSeek-V2 和 DeepSeek-Coder 模型，中国大陆可直接访问，无需海外信用卡。
DeepSeek Free
DeepSeek offers 50 free inferences daily (V3 + R1 models) plus $5 API credits on signup. R1 reasoning model excels at math and code, one of the best free AI options available.
Free limit up
DeepSeek increased free user daily conversation limit from 50 to 100, offering more free usage quota.
DeepSeek Free Tier Guide
DeepSeek has a recorded free tier: 50 requests/day. Good for testing before upgrading.
Free Tier Unchanged
DeepSeek continues to offer free API credits, new users receive 5 million tokens upon registration, allowing immediate use without payment.
DeepSeek New User 5M
DeepSeek 为新注册用户提供 500 万 token 的免费额度（含输入和输出），可用于 DeepSeek-V3 和 DeepSeek-R1 模型 API，有效期 30 天，支持中国大陆直接访问，无需翻墙。
DeepSeek New User Fr
DeepSeek 为新注册用户提供 500 万 Token 免费额度，可用于 DeepSeek-V2 和 DeepSeek-Coder 系列模型 API 调用，支持文本生成与代码补全，中国大陆直接访问，无需翻墙。
DeepSeek New User 5M
DeepSeek 为新注册用户提供500万Token免费额度，可用于其最新大模型API调用，支持文本生成、代码编写等，中国大陆可直接访问注册，无需海外信用卡。
DeepSeek OpenAI-Compatible API Acces
DeepSeek is recorded as supporting OpenAI-compatible API access. Free/trial info: $5. Useful for low-cost testing by swapping SDK base_url.
R1 API pricing
DeepSeek announced R1 model API pricing at $0.14/M tokens input and $0.28/M tokens output, highly competitive.
DeepSeek 5M free tok
新注册 DeepSeek 平台即赠送 500 万 token 免费额度，可用于调用 DeepSeek-V2 等模型 API，支持中国大陆网络直接使用，无需海外信用卡。
DeepSeek-V3 API price reduced
DeepSeek-V3 input price dropped to $0.27/M tokens, output price dropped to $1.10/M tokens, applicable to all API users.
DeepSeek V3 Free API
新注册用户赠送500万token免费额度，支持 DeepSeek V3 模型，中国大陆直接使用，无需翻墙。
Free 1M Token Context
DeepSeek-V4 is officially released with a million-token context window, greatly enhancing long-text processing capabilities. The model is optimized for agent applications, supporting more complex multi-step reasoning and tool calling. Developers can use it for free via the API with no additional cost. It is one of the longest-context open-source models available, suitable for document analysis, codebase understanding, and more.
V4 Pro Price Change
The DeepSeek V4 Pro pricing transition is scheduled around May 31, 2026. The current 25%-of-list promotional window moves to the announced 1/4-of-list pricing basis, so users should verify the exact input/output rates in the DeepSeek console. Plan usage costs before high-volume API workloads.
Doubao (ByteDance) Free API Credits
Doubao (ByteDance) API has a recorded free trial: 50万 tokens; rate limit: 5 RPM.
Doubao (ByteDance) OpenAI-Compatible
Doubao (ByteDance) is recorded as supporting OpenAI-compatible API access. Free/trial info: 50万 tokens. Useful for low-cost testing by swapping SDK base_url.
ElevenLabs Free API Credits
ElevenLabs API has a recorded free trial: 10K chars/month; rate limit: Varies.
ElevenLabs Free Tier Guide
ElevenLabs has a recorded free tier: 10,000 characters/month. Good for testing before upgrading.
ERNIE Bot (Baidu) Free API Credits
ERNIE Bot (Baidu) API has a recorded free trial: Free tier; rate limit: 5 RPM.
ERNIE Bot (Baidu) Free Tier Guide
ERNIE Bot (Baidu) has a recorded free tier: No explicit limit. Good for testing before upgrading.
fal.ai Free API Credits
fal.ai API has a recorded free trial: Promotional credits; rate limit: N/A.
fal.ai Free Tier Guide
fal.ai has a recorded free tier: Promotional credits on signup. Good for testing before upgrading.
Fireworks AI Free AP
Fireworks AI 提供每日 100 万 token 免费额度，支持 Llama 3、Mixtral、Gemma 等主流开源模型。API 兼容 OpenAI 格式，中国大陆可直连，适合原型开发和轻量应用。
Fireworks AI Free In
提供高速推理 API，支持 Llama、Qwen 等开源模型。新用户有每日免费的 token 额度，适用于开发和测试。
Fireworks AI Free API Credits
Fireworks AI API has a recorded free trial: $1 free credits; rate limit: 600 RPM.
Fireworks AI Free Tier Guide
Fireworks AI has a recorded free tier: 600 RPM. Good for testing before upgrading.
Fireworks AI OpenAI-Compatible API A
Fireworks AI is recorded as supporting OpenAI-compatible API access. Free/trial info: $1 free credits. Useful for low-cost testing by swapping SDK base_url.
FLUX (Black Forest Labs) Free API Cr
FLUX (Black Forest Labs) API has a recorded free trial: Free via platforms; rate limit: Varies.
Gemini API Free Tier
The Gemini API free tier is suitable for developers, small projects, and prototypes. Actual free rate limits vary by model, project, and billing tier, so users should confirm current limits in AI Studio.
Gemini (Google) Free Tier Guide
Gemini (Google) has a recorded free tier: No explicit limit. Good for testing before upgrading.
GLHF.chat Free GPU I
GLHF.chat 提供 Llama、Mistral 等开源模型的免费 GPU 推理服务，注册即送每月 25 美元额度，无需绑定信用卡。支持中国大陆网络访问，适合低成本运行大模型。
Google AI (Gemini) Free API Credits
Google AI (Gemini) API has a recorded free trial: 免费 API 无需信用卡; rate limit: 15 RPM (Flash).
Google AI (Gemini) Free Tier Guide
Google AI (Gemini) has a recorded free tier: Gemini free tier unlimited. Good for testing before upgrading.
Google Gemini 2.5 Pr
Google 最新 Gemini 2.5 Pro 模型提供免费 API 层，每分钟最多2次请求，无需付费即可体验长上下文推理能力，适合开发测试和小型应用。
Gemini Free Tier
Google offers Gemini 2.5 Flash for free in AI Studio, with lower rate limits compared to the paid tier.
Gemini Free Tier Update
Google has updated the Gemini free tier quota. The Gemini 2.5 Flash model is now free on AI Studio with a rate limit of 30 requests per minute.
Gemini 2.5 Flash Free Tier Expanded
Google AI Studio free tier now includes Gemini 2.5 Flash, offering daily free quota for development and testing without any cost.
Gemini Pricing
Google has adjusted Gemini API pricing. The Gemini 2.5 Flash model now costs $0.15/M tokens for input and $0.60/M tokens for output, making it highly competitive.
Gemini 2.5 Flash pricing reduced
Gemini 2.5 Flash input price dropped to $0.15/M tokens, output to $0.60/M tokens, significantly reducing usage costs.
Gemini 2.5 Flash pricing announced
Gemini 2.5 Flash input $0.15/M tokens, output $0.60/M tokens, very cost-effective.
Google Gemini API Fr
Gemini 1.5 Flash 和 Gemini 1.5 Pro 模型免费层，每分钟 60 次请求，无需付费即可使用，中国大陆开发者可通过代理访问。
Gemini API free tier expanded
Google increased Gemini API free tier rate limit to 30 requests per minute, supporting Gemini 2.0 Flash model, ideal for developers and personal projects.
Gemini API / AI Studio No-Card Free Tier
The official Gemini API / AI Studio no-card free tier now has an additional entry: beyond Gemini API Free Tier input/output tokens, Google's I/O 2026 Blog confirms that new AI Studio builders can deploy their first two apps to Google Cloud at no cost with no credit card required. Production use, higher limits, or projects with billing already enabled still follow Cloud Run / Paid Tier rules.
Google Gemini API Fr
Google Gemini API 提供永久免费套餐，支持 Gemini 1.5 Flash 和 Gemini 1.5 Pro 模型，每分钟最多 60 次请求，无每日 token 上限，适合个人开发者和学习使用。中国大陆需科学上网。
Google Gemini Free T
Google Gemini API 提供免费层，支持 Gemini 1.5 Pro 和 Flash 模型，每分钟最多 60 次请求，无需付费即可使用多模态能力，中国大陆需代理访问。
Google Gemini API Fr
Google Gemini API 提供免费层级，每分钟最多60次请求，支持 Gemini 1.5 Flash 和 Gemini 1.5 Pro 模型，中国大陆开发者可通过代理或直接访问（部分地区可用）。无需绑定信用卡即可开始使用。
Gemini Free Expanded
Google increased Gemini free tier context from 32k to 1M tokens and raised daily request limits, significantly enhancing the free user experience.
Google Search Index Shutdown
Google has announced the shutdown of its free search index, meaning AI applications and developers relying on web search can no longer access real-time search results for free. Traffic defense services like Cloudflare are also intensifying blocking of AI crawlers, further complicating web search. Users need to seek alternatives such as Bing API, DuckDuckGo, or self-built crawlers, though costs and technical barriers may increase.
GPT-5.5 Cyber Edition
On May 11, 2026, OpenAI released GPT-5.5 and the cybersecurity-focused GPT-5.5-Cyber model. This model series enhances trusted access capabilities, suitable for security analysis, threat detection, and automated response scenarios. The new models offer improved reasoning accuracy and safety, providing enterprises and security teams with a more reliable AI assistant.
GPT-5.5 New Model
OpenAI has released the GPT-5.5 Instant model, the latest iteration of the GPT series. This model is optimized for low-latency responses, suitable for applications requiring real-time interaction. Users can access it directly via the OpenAI API without additional application. Specific pricing and free tier details have not been announced yet; please follow official documentation for updates.
GPT-5.5 Released
OpenAI has released the GPT-5.5 system card, marking the arrival of a new generation model. The model features significant improvements in reasoning, coding, and multimodal capabilities. Specific pricing and free tier details have not been announced yet, but it is expected to follow the tiered pricing strategy of the GPT series. Users can experience the new model via OpenAI API or ChatGPT.
GPT-5.5 Cyber Edition
OpenAI officially releases GPT-5.5 and GPT-5.5-Cyber models, the latest upgrade in the GPT series. GPT-5.5-Cyber is specifically designed for cybersecurity, offering enhanced trusted access control features for threat detection, vulnerability analysis, and more. The model helps enterprises better protect sensitive data and systems through strengthened security mechanisms.
Grok (xAI) Free API Credits
Grok (xAI) API has a recorded free trial: $25/月; rate limit: Varies.
Grok (xAI) Free Tier Guide
Grok (xAI) has a recorded free tier: Limited requests/day. Good for testing before upgrading.
Grok $25/mo Free
xAI's Grok gives $25 API credits monthly, auto-reset. Supports Grok-2 models with OpenAI compatible format. One of the highest monthly free API credits available.
Grok (xAI) OpenAI-Compatible API Acc
Grok (xAI) is recorded as supporting OpenAI-compatible API access. Free/trial info: $25/月. Useful for low-cost testing by swapping SDK base_url.
Groq Free API (1440
Groq 提供基于 LPU 推理引擎的免费 API，支持 Llama 3、Mixtral 等模型，每日 1440 次请求限制，速度极快。需海外邮箱注册，中国大陆可访问但需翻墙。
Groq Free API: 1M To
Groq 提供每日100万Token免费API调用额度，基于其自研LPU芯片实现极速推理（支持Llama 3、Mixtral等模型）。注册需海外邮箱，但API中国大陆可直连，适合低延迟场景。
Groq Free API Credit
Groq 提供基于 LPU 推理引擎的免费 API，支持 Llama 3、Mixtral 等模型，每天最多 1440 次请求，中国大陆可直连，适合低延迟推理测试。
Groq Free API Tier (
Groq 提供完全免费的 API 访问，支持 Llama 3、Mixtral 等开源模型，速率限制为 30 次/分钟，无总量上限。中国大陆用户需自行解决网络访问问题，注册无需信用卡。
Groq Free API Credits
Groq API has a recorded free trial: Free tier（永久免费）; rate limit: 30 RPM / 6000 TPM.
Groq Free Fast API
Groq is one of today's most useful free inference deals: the free tier lets developers test Llama, Mixtral, Gemma and other models through an OpenAI-compatible API. It is best for AI agents, RAG summarization, and low-latency chat prototypes. China access may require additional verification or a relay.
Groq Free API Tier (
Groq 提供免费 API 额度，支持 Llama 3、Mixtral 等开源模型，推理速度极快，每日有限免费调用次数，注册即用，中国大陆需科学上网。
Groq Free LPU Inference API
Groq uses custom LPU (Language Processing Unit) chips for the fastest AI inference in the industry. Free models: - Llama 3.3 70B Versatile — 6000 TPM / 30 RPM - Llama 4 Scout 17B — 6000 TPM / 30 RPM - Llama 4 Maverick 17B — 6000 TPM / 30 RPM - Mixtral 8x7B — 5000 TPM / 30 RPM - Gemma 2 9B — 15000 TPM / 30 RPM - DeepSeek R1 Distill Llama 70B — 6000 TPM / 30 RPM Highlights: - 10x+ faster than GPU solutions, Llama 3.3 70B reaches 300+ tokens/sec - API keys start with gsk_, OpenAI-compatible - No total cap, rate-limited only - Requires proxy from China (use openllmapi.com)
Groq Free Tier Expan
Groq 将免费套餐的每日 API 请求上限从 500 次提升至 1000 次，支持 Llama 3、Mixtral 等开源模型，中国大陆开发者可直接通过 API 调用，无需绑定信用卡。
Groq Free Inference
Groq uses proprietary LPU (Language Processing Unit) chips for the world's fastest AI inference. Free tier requires no credit card. Free tier details: - Llama 3.3 70B: 30 RPM, 6000 tokens/min, 14400 requests/day - Llama 3.1 8B: 30 RPM, 20000 tokens/min - Gemma 2 9B: 30 RPM, 15000 tokens/min - Mixtral 8x7B: 30 RPM, 5000 tokens/min - Llama 4 Scout/Maverick (newly added) Why Groq is so fast: - Custom LPU chip designed specifically for LLM inference - Deterministic execution, no GPU memory bandwidth bottleneck - Llama 3.3 70B output at 300+ tokens/s (GPU typically 30-50 tokens/s) - Ultra-low time-to-first-token, ideal for real-time chat and streaming Best for: - Real-time AI chat (speed is the core experience) - Agent tool calls (low latency = faster multi-step reasoning) - Streaming output (buttery smooth typewriter effect) - Rapid prototyping China accessible. OpenAI-compatible API, base_url is https://api.groq.com/openai/v1.
Groq Free Tier Guide
Groq has a recorded free tier: 6000 tokens/min (Llama 3.3 70B). Good for testing before upgrading.
Groq free tier includes Llama 4
Groq free tier users can now access Llama 4 Scout and Maverick with rate limits.
Groq Free Tier Change
Groq free tier rate limit reduced from 30 RPM to 20 RPM, but daily request cap increased, suitable for light usage.
Groq free tier rate limits adjusted
Groq free tier rate limits adjusted, daily request caps reduced for some models. See official docs for details.
Groq Rate Up
Groq increased free tier API rate limit from 30 to 60 requests per minute for more models.
Rate Limit Boost
Groq increased free tier API rate limits for more concurrent requests, ideal for developer testing and prototyping.
Rate limit up
Groq increased free tier rate limit to 60 requests per minute, suitable for dev testing.
Groq rate up
Groq increased API rate limits for free tier users, allowing more concurrent requests.
Groq Rate Limit Up
Groq increased free tier API rate limit to 60 requests per minute for models like Llama 3.
Groq free tier boost
Groq free tier daily request limit increased to 1440, supporting more models including Llama 4 series, ideal for developers testing and lightweight applications.
Groq free tier rate limit increased
Groq increased free tier rate limit from 30 to 60 requests per minute, supporting Llama 3 and Mixtral models for API calls.
Llama 4 Launch
Groq deployed Meta's Llama 4 Scout and Llama 4 Maverick models with free API access.
Groq Adds Free Mixtr
Groq 于2026年4月底上线Mixtral 8x7B免费推理服务，每日500次请求，无需信用卡，API兼容OpenAI格式，中国大陆开发者可直接调用。
Groq Free API: Mixtr
Groq 提供 Mixtral 8x7B 等模型的免费 API 访问，速率限制为每分钟30次请求，适合快速原型开发。中国大陆需通过代理访问。
Groq Free Inference:
Groq 提供基于 LPU 的高速推理服务，Mixtral 8x7B 模型每日免费额度高达100万token，注册即用，中国大陆可直接访问 API。
Groq OpenAI-Compatible API Access
Groq is recorded as supporting OpenAI-compatible API access. Free/trial info: Free tier（永久免费）. Useful for low-cost testing by swapping SDK base_url.
Hugging Face Free API Credits
Hugging Face API has a recorded free trial: Free tier; rate limit: Varies.
Free Inference API
Hugging Face launched a free inference API supporting multiple open-source models, no credit card required, with 30,000 free inference requests per month.
Free Inference API
Hugging Face launched a free inference API supporting thousands of open-source models with daily limits, ideal for developers to test and integrate.
Free Inference API
Hugging Face launches a free inference API supporting multiple models, available at no cost.
Hugging Face Free Tier Guide
Hugging Face has a recorded free tier: Varies by model. Good for testing before upgrading.
Hugging Face Inference
Hugging Face 提供 Inference API 免费套餐，每月 3 万次调用，支持数千个开源模型（文本、图像、音频等），中国大陆可访问但速度较慢，适合学习和实验。
Hugging Face Free In
Hugging Face 提供免费推理 API，可调用数千个社区模型（包括文本、图像、音频等），中国大陆可直接访问，无需付费。
Spaces GPU expanded
Hugging Face increased free GPU hours on Spaces from 10 to 20 per month, allowing users to run AI apps and demos for longer.
Tencent Hunyuan Free API Credits
Tencent Hunyuan API has a recorded free trial: 100万 tokens; rate limit: 5 RPM.
Tencent Hunyuan OpenAI-Compatible AP
Tencent Hunyuan is recorded as supporting OpenAI-compatible API access. Free/trial info: 100万 tokens. Useful for low-cost testing by swapping SDK base_url.
Kimi (Moonshot AI) Free API Credits
Kimi (Moonshot AI) API has a recorded free trial: ¥15 + 充 $5 送 $5; rate limit: 3 RPM.
Moonshot Kimi API Fr
月之暗面（Moonshot AI）为 Kimi 大模型 API 新用户提供100万 token 免费额度，支持长上下文（128K），中国大陆直接访问，无需代理。注册即送，可用于对话、文档分析等场景。
Kimi (Moonshot AI) OpenAI-Compatible
Kimi (Moonshot AI) is recorded as supporting OpenAI-compatible API access. Free/trial info: ¥15 + 充 $5 送 $5. Useful for low-cost testing by swapping SDK base_url.
DGX Cloud Lepton (formerly Lepton AI
DGX Cloud Lepton (formerly Lepton AI) API has a recorded free trial: $10 free credits; rate limit: 10 RPM.
DGX Cloud Lepton (formerly Lepton AI
DGX Cloud Lepton (formerly Lepton AI) has a recorded free tier: 10M tokens/day. Good for testing before upgrading.
DGX Cloud Lepton (formerly Lepton AI
DGX Cloud Lepton (formerly Lepton AI) is recorded as supporting OpenAI-compatible API access. Free/trial info: $10 free credits. Useful for low-cost testing by swapping SDK base_url.
LM Studio Free API Credits
LM Studio API has a recorded free trial: Unlimited; rate limit: Local.
LM Studio OpenAI-Compatible API Acce
LM Studio is recorded as supporting OpenAI-compatible API access. Free/trial info: Unlimited. Useful for low-cost testing by swapping SDK base_url.
Million Engine OpenAI-Compatible API
Million Engine is recorded as supporting OpenAI-compatible API access. Free/trial info: 按量付费. Useful for low-cost testing by swapping SDK base_url.
MiniMax New Users Ge
MiniMax为新注册用户提供100万Token免费体验额度，支持abab系列模型，中国大陆用户可直接使用，注册无需海外信用卡。
MiniMax Free API Credits
MiniMax API has a recorded free trial: ¥15; rate limit: Varies.
MiniMax OpenAI-Compatible API Access
MiniMax is recorded as supporting OpenAI-compatible API access. Free/trial info: ¥15. Useful for low-cost testing by swapping SDK base_url.
Mistral AI Le Chat F
Mistral AI 于2026年4月更新免费政策，Le Chat 平台每月提供100万token免费额度，支持Mistral Large 2模型，中国大陆可直连。
Mistral AI Le Chat F
Mistral AI 的 Le Chat 聊天应用提供免费无限对话，支持 Mistral Large 等模型，中国大陆可直接访问网页版，无需注册即可使用基础功能。
Mistral Free API
Mistral offers free API trial credits for new users. After registration, you can check the specific amount in the console, ideal for trying Mistral's AI models.
Mistral AI Free API Credits
Mistral AI API has a recorded free trial: Free tier; rate limit: 1 RPM.
Mistral AI New Users
Mistral AI 为新用户提供 500 万 token 免费 API 额度，支持 Mistral Large、Small 等模型，中国大陆可注册但需海外邮箱。
Mistral Free API tier
Mistral AI’s official free API entry point is the Experiment plan: free for evaluation and prototyping, with limited rate limits; production or higher usage requires the Scale plan.
Mistral AI Free API
Mistral AI 提供免费开发者计划，每月 50 万 token 的 API 调用额度，支持 Mistral Large、Mistral Small 等模型，中国大陆需科学上网。
New free tier model
Mistral Small 3.1 model has been added to the free tier, developers can use the API for free with a daily quota of 5 million tokens.
Mistral AI Free Tier Guide
Mistral AI has a recorded free tier: No explicit limit. Good for testing before upgrading.
Mistral AI New User
Mistral AI 为新注册用户提供 50 万 token 免费额度，可用于调用 Mistral Large、Mistral Small 等模型，支持文本生成和代码能力。中国大陆用户需自行解决网络访问，注册需邮箱验证。
Mistral Free API tier
Mistral AI’s official free API entry point is the Experiment plan: free for evaluation and prototyping, with limited rate limits; production or higher usage requires the Scale plan.
Mistral Large Free T
新注册用户赠送 €10 API 额度，可用于 Mistral Large 等模型，支持中国大陆邮箱注册，需绑定国际信用卡。
Mistral Le Chat Free
Mistral AI 的 Le Chat 平台提供免费层，支持无限次对话、文件上传（图像、PDF、Word、Excel）和网络搜索，无需付费。中国大陆可直接访问网页版。
Mistral Le Chat Free
Mistral AI 推出的 Le Chat 聊天助手提供每日100次免费对话额度，使用自家 Mistral Large 模型，支持中文。可通过网页或 API 使用，注册即享，无需付费。中国大陆可正常访问。
Mistral AI OpenAI-Compatible API Acc
Mistral AI is recorded as supporting OpenAI-compatible API access. Free/trial info: Free tier. Useful for low-cost testing by swapping SDK base_url.
Moonshot Kimi API 15
注册月之暗面开放平台即送 1500 万 token，支持 Kimi 长上下文模型（128K），中国大陆直连，适合长文本处理任务。
Moonshot Kimi API Ne
新注册用户获赠 1500 万 token 免费额度，可用于 Kimi 大模型 API，支持长上下文（128K），中国大陆网络直接使用。
Moonshot New Users G
月之暗面（Moonshot AI）为新注册用户提供 100 万免费 tokens，支持长上下文模型，API 兼容 OpenAI 格式，中国大陆直接使用。
Moonshot AI New User
月之暗面 Moonshot 为新注册用户提供 150万 token 的免费 API 额度，支持 Moonshot-v1 模型，中国大陆可直接访问，适合长文本处理。
Moonshot Kimi API Ne
月之暗面 Kimi 大模型 API 新用户注册即送 1500万 token 免费额度（约 15元），支持长上下文模型，中国大陆直连，适合开发者和个人使用。
Moonshot Kimi New Us
月之暗面 Kimi 为新注册开发者提供 100 万 Token 免费额度，支持长上下文模型，中国大陆直接使用，无需海外信用卡。
Moonshot Kimi API Ne
月之暗面 Kimi 大模型为新注册开发者提供 500 万 token 的免费 API 调用额度，支持长上下文模型，中国大陆网络可直接使用，适合构建对话和文本处理应用。
Novita AI Free API Credits
Novita AI API has a recorded free trial: $0.50 free credits; rate limit: 60 RPM.
Novita AI Free Tier Guide
Novita AI has a recorded free tier: credit-based. Good for testing before upgrading.
Novita AI OpenAI-Compatible API Acce
Novita AI is recorded as supporting OpenAI-compatible API access. Free/trial info: $0.50 free credits. Useful for low-cost testing by swapping SDK base_url.
NVIDIA Build (NIM API) Free API Cred
NVIDIA Build (NIM API) API has a recorded free trial: 无限制（已取消额度限制）; rate limit: 40 RPM（可申请提升到 200 RPM）.
NVIDIA Build (NIM API) Free Tier Gui
NVIDIA Build (NIM API) has a recorded free tier: Unlimited (40 RPM rate limit). Good for testing before upgrading.
NVIDIA Build (NIM API) OpenAI-Compat
NVIDIA Build (NIM API) is recorded as supporting OpenAI-compatible API access. Free/trial info: 无限制（已取消额度限制）. Useful for low-cost testing by swapping SDK base_url.
OctoAI Free API Credits
OctoAI API has a recorded free trial: $10 free credits; rate limit: 60 RPM.
OctoAI Free Tier Guide
OctoAI has a recorded free tier: credit-based. Good for testing before upgrading.
OctoAI OpenAI-Compatible API Access
OctoAI is recorded as supporting OpenAI-compatible API access. Free/trial info: $10 free credits. Useful for low-cost testing by swapping SDK base_url.
Ollama Free API Credits
Ollama API has a recorded free trial: Unlimited; rate limit: Local.
Ollama Free Tier Guide
Ollama has a recorded free tier: Unlimited (runs locally). Good for testing before upgrading.
Ollama OpenAI-Compatible API Access
Ollama is recorded as supporting OpenAI-compatible API access. Free/trial info: Unlimited. Useful for low-cost testing by swapping SDK base_url.
OpenAI Free API Credits
OpenAI API has a recorded free trial: $5; rate limit: 3 RPM (free tier).
OpenAI Free Tier Guide
OpenAI has a recorded free tier: ChatGPT free tier unlimited. Good for testing before upgrading.
GPT-4.1 New Features
OpenAI launches new GPT-4.1 API features including controlled generation, improved structured outputs, enhanced image understanding, and code execution support, providing developers with more powerful model capabilities.
GPT-4.1 Price Drop
OpenAI announced a significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output price to $8 per million tokens, approximately 26% cheaper than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Cut
OpenAI launches GPT-4.1 series API, approximately 26% cheaper than GPT-4o, with input at $2/M tokens and output at $8/M tokens. GPT-4.1 mini and nano are even more affordable for various use cases.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, approximately 50% lower than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Drop
OpenAI announced a significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output price to $8 per million tokens, 26% cheaper than GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Cut
OpenAI announces GPT-4.1 API price reduction, with input prices 26% lower and output prices 50% lower than GPT-4o; GPT-4.1 mini and nano are even cheaper.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2/M tokens and output to $8/M tokens, 26% cheaper than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, offering better value than GPT-4o for large-scale inference and generation tasks.
GPT-4.1 Price Cut
OpenAI announces price reduction for GPT-4.1 API series, with input price dropping to $2 per million tokens and output to $8 per million tokens, offering better value than GPT-4o.
GPT-4.1 Price Drop
OpenAI announces a significant price cut for GPT-4.1 API, with input price reduced to $2/M tokens and output to $8/M tokens, offering better value than GPT-4o for large-scale API usage.
GPT-4.1 price cut
OpenAI announced a significant price reduction for the GPT-4.1 API, with input prices dropping to $2 per million tokens and output prices to $8 per million tokens, about 50% cheaper than GPT-4o, greatly reducing developer costs.
GPT-4.1 price cut
OpenAI announces significant price reduction for GPT-4.1 API, with input at $2/M tokens and output at $8/M tokens, 26%-50% cheaper than GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Cut
OpenAI launches GPT-4.1 API series with significant price reduction compared to GPT-4o. GPT-4.1 nano input is only $0.1/1M tokens, output $0.4/1M tokens, ideal for cost-effective AI applications.
GPT-4.1 API price cut
GPT-4.1 input $2/M tokens, output $8/M tokens, ~26% cheaper than GPT-4o.
GPT-4.1 Price Drop
OpenAI announced a significant price drop for GPT-4.1 API, with input price reduced to $2/1M tokens and output to $8/1M tokens, offering better value than GPT-4o.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, representing a 26%-50% decrease compared to GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2/M tokens and output to $8/M tokens, approximately 50% cheaper than GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, 26% cheaper than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, approximately 26% cheaper than GPT-4o, offering developers more cost-effective AI capabilities.
GPT-4.1 Price Drop
OpenAI announces a significant price reduction for the GPT-4.1 API, with input dropping to $2 per million tokens and output to $8 per million tokens, offering a substantial cost saving compared to GPT-4o for AI application development.
GPT-4.1 Price Drop
OpenAI announces a significant price reduction for GPT-4.1 API, with input price reduced to $2/1M tokens and output to $8/1M tokens, about 50% cheaper than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Drop
OpenAI announces significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, 26%-50% lower than GPT-4o, greatly reducing developer costs.
GPT-4.1 Price Cut
OpenAI announces a significant price reduction for GPT-4.1 API, with input price dropping to $2 per million tokens and output to $8 per million tokens, 26% cheaper than GPT-4o, greatly reducing developer costs.
Code Interpreter API
OpenAI announced that the GPT-4.1 series models now support calling the code interpreter via API, allowing developers to leverage code execution for programming assistance, data processing, and analysis directly within their applications, significantly enhancing the model's utility in coding and data analysis scenarios.
OpenAI GPT-4o Free T
OpenAI 于2026年4月将GPT-4o免费层从每日10次提升至50次，无需绑定支付方式即可使用，支持文本和图像输入。
GPT-4o mini free
ChatGPT free users can now access GPT-4o mini with limits, experiencing more powerful AI conversation capabilities.
OpenAI GPT-4o-mini F
OpenAI 为 GPT-4o-mini 模型提供免费层，注册后每日可免费调用约100次，适合轻量级应用和测试。中国大陆需通过代理访问。
GPT-4o mini price cut
OpenAI announces a significant price reduction for GPT-4o mini API, with input price dropping to $0.15/M tokens and output to $0.60/M tokens, offering developers a more cost-effective AI service.
OpenAI o3-mini Free
新注册用户可获 $5 API 额度，用于体验 o3-mini 模型，有效期30天，支持中国大陆信用卡注册。
OpenAI OpenAI-Compatible API Access
OpenAI is recorded as supporting OpenAI-compatible API access. Free/trial info: $5. Useful for low-cost testing by swapping SDK base_url.
OpenAI Realtime API
新注册用户可获得 $50 免费 API 额度，可用于 Realtime API 及 GPT-4o 等模型，有效期 90 天。
Outputs Enhance
OpenAI has enhanced Structured Outputs for the GPT-4.1 series, improving JSON mode reliability and performance, enabling developers to obtain structured outputs more consistently.
OpenRouter Free API Credits
OpenRouter API has a recorded free trial: Free models; rate limit: 20 RPM.
OpenRouter Free API
新注册用户可获得少量免费额度，用于体验其聚合的众多模型API（如 Claude、GPT、Llama 等）。额度有限，适合初步测试。
OpenRouter New User
OpenRouter 为新用户提供 $1 免费额度，同时提供多个永久免费模型（如 Mistral 7B、Llama 3 8B 等），支持统一 API 调用多种模型，中国大陆需科学上网。
OpenRouter New User
OpenRouter 聚合多模型 API，新注册用户赠送 $1 免费额度，可用于 GPT-4、Claude 3.5、Gemini 等模型，中国大陆可访问，无需信用卡。
OpenRouter Free Tier Guide
OpenRouter has a recorded free tier: Varies by model. Good for testing before upgrading.
OpenRouter $1 free c
OpenRouter 为新注册用户提供 $1 免费额度，可用于调用多种开源和商业模型（如 GPT-4、Claude、Llama 等），中国大陆需代理访问。
OpenRouter OpenAI-Compatible API Acc
OpenRouter is recorded as supporting OpenAI-compatible API access. Free/trial info: Free models. Useful for low-cost testing by swapping SDK base_url.
Perplexity AI OpenAI-Compatible API
Perplexity AI is recorded as supporting OpenAI-compatible API access. Free/trial info: $0. Useful for low-cost testing by swapping SDK base_url.
Perplexity Pro 1-Mon
Perplexity Pro 提供1个月免费试用，包含无限次搜索、高级模型（GPT-4、Claude 3等）和文件上传功能。需绑定支付方式，试用结束后自动续费（可取消）。中国大陆可访问，但需科学上网。
Qwen (Alibaba) Free API Credits
Qwen (Alibaba) API has a recorded free trial: 7000 万 tokens（新用户一次性）; rate limit: 按模型不同.
Qwen 70M Tokens
Alibaba's Qwen3.6-Plus is the strongest Chinese coding model. New Bailian users get 70M free tokens (one-time). Coding ability close to Claude Sonnet 4.6, priced at only ¥2/M tokens.
Qwen (Alibaba) OpenAI-Compatible API
Qwen (Alibaba) is recorded as supporting OpenAI-compatible API access. Free/trial info: 7000 万 tokens（新用户一次性）. Useful for low-cost testing by swapping SDK base_url.
Replicate Free API Credits
Replicate API has a recorded free trial: Free tier; rate limit: Varies.
Replicate Offers $10
Replicate 平台新用户注册即送$10免费额度，可用于运行多种开源模型（如Llama 3、Stable Diffusion），无需绑定信用卡，中国大陆可注册使用。
Replicate Free Model
平台托管大量 AI 模型，新用户注册可获得少量免费 GPU 时间，用于运行各种开源模型。超出后需付费。
Replicate Free Tier:
Replicate 提供每月 50 次免费推理额度，支持大量开源模型（如 Stable Diffusion、Llama、Whisper），中国大陆需代理访问，适合模型测试和小型项目。
Replicate Free Tier Guide
Replicate has a recorded free tier: Credit-based. Good for testing before upgrading.
Replicate Free Trial
Replicate 为新用户提供 $5 免费额度，可运行多种 AI 模型（图像生成、文本、语音等），中国大陆可注册但需绑定支付方式。
SambaNova Free 405B API
SambaNova Cloud offers the world's only free LLaMA 3.1 405B API access. Core advantages: - LLaMA 3.1 405B (405 billion parameters) completely free — the largest free open-source model - The only platform globally offering free 405B access, bar none - Custom RDU (Reconfigurable Dataflow Unit) chip acceleration, ultra-fast inference - 30 RPM rate limit, no total cap — thousands of calls per day - API keys start with sn-, OpenAI-compatible format Supported models: - LLaMA 3.1 405B (flagship, best for complex reasoning) - Llama 3.3 70B (best value) - DeepSeek R1/V3 (671B MoE) - Qwen 2.5 72B - More models added regularly 405B vs 70B difference: - Significantly better complex reasoning (math, logic, multi-step) - Stronger long-text understanding (128K context) - Higher code generation quality - More precise instruction following Requires proxy from China (use openllmapi.com). Ideal for developers needing large model capabilities on a budget.
SambaNova Free API Credits
SambaNova API has a recorded free trial: Free tier（永久免费）; rate limit: 30 RPM.
SambaNova Free Tier Guide
SambaNova has a recorded free tier: 30 RPM (no total cap). Good for testing before upgrading.
SambaNova OpenAI-Compatible API Acce
SambaNova is recorded as supporting OpenAI-compatible API access. Free/trial info: Free tier（永久免费）. Useful for low-cost testing by swapping SDK base_url.
SenseNova Free DeepSeek-V4-Flash API
SenseNova Token Plan beta is a lead for free DeepSeek-V4-Flash API access. Developers in China can test it for low-cost document handling, summarization, and simple agent subtasks. Current details come from a public article and platform entry; quotas and limits need re-verification.
Shanghai Telecom ¥1 Token Points
A low-cost telco AI token package lead worth testing for effective cost per million tokens. Current info comes from a 2026-05-16 CLS screenshot: ¥1 for about 250k quota points, mobile-bill payment, and multiple model access. Verify quota conversion, supported models, and rate limits first.
14-Day Free API
SiliconFlow offers a 14-day free API trial for new users, supporting a variety of mainstream models, ideal for developers to quickly experience and test.
2M Free Tokens
SiliconFlow provides 2M free tokens for new users, supporting multiple models, ideal for developers to get started quickly.
SiliconFlow New User
SiliconFlow 为新注册用户提供 2000 万 token 免费额度，支持 Llama、Qwen、DeepSeek 等多个开源模型，兼容 OpenAI API 格式，中国大陆可直连，注册即送。
Free API Credits
SiliconFlow offers free API credits for new users, supporting multiple models upon registration.
SiliconFlow New User
SiliconFlow 是中国大陆领先的 AI 模型聚合平台，新用户注册即赠送 2000万 token 免费额度，支持 Llama、Qwen、DeepSeek 等多种开源模型，API 兼容 OpenAI 格式，中国大陆直接访问。
SiliconFlow New User
注册即送 14 元 API 额度，支持 Llama、Qwen、DeepSeek 等多种开源模型，中国大陆网络可直接访问，适合开发者快速测试。
SiliconFlow Free API Credits
SiliconFlow API has a recorded free trial: ¥14; rate limit: Varies.
SiliconFlow Free API
SiliconFlow 提供长期免费API额度，每月200万Token调用量，另赠送15元体验金可用于更高性能模型。支持多种开源模型（如Qwen、Llama、ChatGLM等），中国大陆直连，注册即用。
SiliconFlow Free API
SiliconFlow 提供每日200次免费API调用额度，支持Llama、Qwen、DeepSeek等主流开源模型，中国大陆用户可直接注册使用，无需海外信用卡。
Free models expanded
SiliconCloud added multiple free models including DeepSeek-V3 and Qwen2.5 series, available for free API calls.
SiliconFlow 14 Free Models
SiliconFlow offers 14 open-source model APIs completely free, including Qwen, DeepSeek, Llama. Direct China access, fast speed, OpenAI compatible. The most convenient free AI API for Chinese developers.
SiliconFlow 20M free
注册 SiliconFlow 平台即送 2000 万 token，支持 Llama、Qwen、DeepSeek 等多种开源模型，中国大陆直连，提供 OpenAI 兼容 API。
SiliconFlow Free Tier Guide
SiliconFlow has a recorded free tier: Varies by model. Good for testing before upgrading.
$10 for new users
SiliconFlow gives new users $10 API credits, valid for 30 days.
14 yuan voucher
SiliconFlow offers new users 14 yuan voucher for API usage.
SiliconFlow offers $2 free credits for signup
SiliconFlow offers 14 RMB (~$2) API credits for new users, usable on DeepSeek and other models.
Free Credits
SiliconCloud offers 20 million free tokens for new users, supporting multiple models, ongoing promotion.
20M Tokens
SiliconCloud gives new users 20 million free tokens for multi-model API calls, suitable for various AI application development.
20M free tokens
SiliconFlow gives 20 million free tokens to new users, supporting multiple models.
14-Day Free Trial
SiliconCloud by SiliconFlow offers a 14-day free trial for new users, granting 20 million tokens for all models on the platform.
20M free tokens
SiliconCloud provides 20 million free tokens for new users, supporting multiple models for AI application development.
20M Tokens
SiliconCloud offers 20M free tokens for new users, supporting multiple mainstream models, ideal for developers to quickly start testing.
20M Free Tokens
SiliconCloud offers 20 million free tokens for new users, supporting multiple models, ideal for developers to get started quickly.
New users get 2M free tokens
New SiliconFlow users receive 2M free tokens for various models upon registration, no minimum usage required.
$5 New User
SiliconFlow offers $5 free API credits for new users, usable across multiple models.
SiliconCloud offers $2 coupon for new users
New SiliconCloud users get a 14 RMB coupon for API calls on various models, covering popular open-source models.
New User Credits
SiliconFlow offers free API credits for new users, supporting multiple models, ideal for developers to get started quickly.
SiliconFlow New User
SiliconFlow 为新注册用户提供 14元 免费额度，可用于调用 Llama、Qwen、Yi、DeepSeek 等多种开源大模型 API，国内直连，支持 OpenAI 兼容接口，适合开发者测试和集成。
SiliconFlow OpenAI-Compatible API Ac
SiliconFlow is recorded as supporting OpenAI-compatible API access. Free/trial info: ¥14. Useful for low-cost testing by swapping SDK base_url.
iFlytek Spark Free API Credits
iFlytek Spark API has a recorded free trial: 200万 tokens; rate limit: 5 RPM.
iFlytek Spark Free Tier Guide
iFlytek Spark has a recorded free tier: No explicit limit. Good for testing before upgrading.
iFlytek Spark OpenAI-Compatible API
iFlytek Spark is recorded as supporting OpenAI-compatible API access. Free/trial info: 200万 tokens. Useful for low-cost testing by swapping SDK base_url.
StepFun Free API Credits
StepFun API has a recorded free trial: ¥10; rate limit: 5 RPM.
Stepfun Step-2 New U
阶跃星辰为新注册用户提供 100万 token 免费 API 额度，支持 Step-2 万亿参数大模型，中国大陆直连，注册即用，无需复杂审核。
StepFun OpenAI-Compatible API Access
StepFun is recorded as supporting OpenAI-compatible API access. Free/trial info: ¥10. Useful for low-cost testing by swapping SDK base_url.
Stepfun Step-2 New U
阶跃星辰 Step-2 大模型为新注册用户提供 100 万 token 的免费 API 调用额度，支持多模态和文本生成，中国大陆直连，适合快速体验和开发测试。
Tencent Hunyuan Free
腾讯混元大模型为开发者提供每月 100 万 token 的免费 API 调用额度，支持文本生成、对话等能力，中国大陆开发者可直接使用微信/QQ 登录，无需绑定信用卡。
Tiangong AI Free API Credits
Tiangong AI API has a recorded free trial: Free tier; rate limit: Varies.
Together AI New User
Together AI 为新用户提供 $25 免费 API 额度，可用于调用 Llama、Mixtral、Stable Diffusion 等开源模型，支持 OpenAI 兼容接口，中国大陆需代理访问。
Together AI Free API
Together AI 为新用户提供每月 $25 免费额度，支持 Llama、Mistral、DeepSeek 等多种开源模型，中国大陆需代理，适合模型微调和推理测试。
Together AI New User
新注册用户获得 $25 免费 API 额度，支持 Llama 3、Mixtral、Falcon 等多种开源模型，兼容 OpenAI 格式，中国大陆需代理访问，注册无需信用卡。
Together AI $5 Free Credits
Together AI gives new users $5 free credits for 200+ open-source model APIs. Highlights: - $5 free credits, enough for tens of thousands of API calls - FLUX image generation completely free, doesn't consume credits (hidden perk!) - Supports Llama 3.3 70B/405B, Mixtral 8x22B, Qwen 2.5, DeepSeek V3/R1 - Serverless and Dedicated deployment modes - OpenAI-compatible format - Fast inference, JSON Mode, Function Calling support FLUX free image generation is the biggest highlight: - FLUX.1 Schnell (fast, 1-4 step generation) - FLUX.1 Dev (high quality) - Completely free, unlimited, doesn't consume $5 credits - Quality comparable to Midjourney, great for batch product images and marketing assets Perfect for developers needing quality open-source model APIs plus free image generation.
Together AI $25 + Free FLUX
Together AI offers $25 free API credits for new users, supporting 200+ open-source models. Key highlight: FLUX.1 Schnell Free image generation is completely free! - No credits consumed - Unlimited use - High-quality AI image generation - The only platform offering free high-quality AI image generation API LLM models: Llama 3.3 70B Turbo, Llama 4 Maverick, DeepSeek V3, Mixtral 8x22B, and 200+ more. API keys start with together-, OpenAI-compatible. base_url: https://api.together.xyz/v1 Requires proxy from China (use openllmapi.com).
Together AI Free API Credits
Together AI API has a recorded free trial: $5（注册赠送）; rate limit: Varies by model.
Together AI Free Tier Guide
Together AI has a recorded free tier: Credit-based ($5 signup bonus). Good for testing before upgrading.
Together AI OpenAI-Compatible API Ac
Together AI is recorded as supporting OpenAI-compatible API access. Free/trial info: $5（注册赠送）. Useful for low-cost testing by swapping SDK base_url.
Free Background Removal API
useknockout is an open-source project offering a free SOTA background removal and super-resolution API as an alternative to remove.bg and Topaz. It is MIT licensed and runs on the Modal platform, allowing users to utilize it within Modal's free tier. Suitable for developers and businesses needing image background removal or super-resolution processing.
UUSEC WAF
UUSEC WAF is an industry-leading free, high-performance Web Application Firewall and API Security Gateway powered by AI and semantic technology. It supports SQL injection, XSS, DDoS protection, data masking, RASP, and ModSecurity rule compatibility for enterprise-grade application security.
Vidu Free API Credits
Vidu API has a recorded free trial: $1; rate limit: N/A.
Volcengine Doubao Fr
字节跳动火山引擎提供的豆包大模型 API，新用户通常有一定量的免费 tokens 额度，中国大陆可直接使用且稳定。
Warp GPT-5.5 open-source free
Warp announces an open-source model built on OpenAI's GPT-5.5, available for free to developers. The model supports various NLP tasks including text generation, code writing, and logical reasoning. Users can sign up for a Warp account to obtain an API key and start using it immediately. This initiative aims to advance the open-source AI ecosystem and lower the barrier for developers to access cutting-edge models.
01.AI (Yi) Free API Credits
01.AI (Yi) API has a recorded free trial: ¥10; rate limit: 5 RPM.
01.AI (Yi) OpenAI-Compatible API Acc
01.AI (Yi) is recorded as supporting OpenAI-compatible API access. Free/trial info: ¥10. Useful for low-cost testing by swapping SDK base_url.
Zhipu AI GLM-4 1M fr
注册智谱AI开放平台即送 100 万 token，可用于 GLM-4 系列模型，支持文本和图像生成，中国大陆开发者直接使用，无需翻墙。
Zhipu AI New User 1M
新注册用户获赠 100 万 token 免费额度，可用于 GLM-4、GLM-4V 等模型 API 调用，中国大陆直连，支持联网搜索和图像理解。
ChatGLM (Zhipu AI) Free API Credits
ChatGLM (Zhipu AI) API has a recorded free trial: 500万 tokens; rate limit: 5 RPM.
Zhipu AI GLM-4 New U
智谱AI 为新注册用户提供 100万 token 的免费 API 额度，可用于 GLM-4、GLM-4V 等模型，中国大陆直连，支持 Python 和 HTTP 调用。
Zhipu AI New Users G
智谱 AI 为新注册用户提供 500 万免费 tokens，支持 GLM-4 系列模型，中国大陆直接使用，无需翻墙，注册即送。
ChatGLM (Zhipu AI) Free Tier Guide
ChatGLM (Zhipu AI) has a recorded free tier: No explicit limit. Good for testing before upgrading.
Zhipu GLM-4 Free API
智谱AI为GLM-4系列模型提供注册即送18元免费API额度，支持对话、代码生成等，中国大陆开发者可直接使用，无需海外工具。
Zhipu GLM New Users
智谱 AI 为新注册开发者提供 500 万 token 免费额度，可用于 GLM-4、GLM-4V 等最新模型，中国大陆直接使用，支持手机号注册，无需海外支付方式。
Zhipu AI GLM New Use
智谱AI为新注册用户提供500万Token免费额度（含GLM-4、GLM-4V等多模态模型），额外赠送100元API体验金，可用于更高阶模型调用。中国大陆手机号直接注册，无需海外支付方式。
Zhipu AI GLM New Use
智谱AI为注册用户提供100万Token免费额度，支持GLM-4、GLM-4V等模型，国内直接访问，注册即用，无需海外环境。
Zhipu GLM Free API
Zhipu GLM is a strong free API option for China-based developers today: registration is local-friendly, access is stable, and the API can be used in an OpenAI-compatible style. It is useful for Chinese customer support, knowledge-base QA, content generation, and multimodal experiments.
Zhipu AI GLM-4 New U
智谱AI 为新注册用户提供 100 万 token 的免费调用额度，同时赠送 100 元体验金，可用于 GLM-4、GLM-4V 等模型，支持中国大陆直连，适合开发者和学生使用。
Zhipu GLM New User 1
智谱 AI 为新用户提供 100 万 token 免费额度，可用于 GLM-4 系列模型（含 API 和 Web 端），中国大陆直接注册使用，无需海外支付方式，适合中文场景开发。
Zhipu AI GLM Free AP
智谱 AI 为开发者提供 GLM-4、GLM-3-Turbo 等模型的免费 API 调用额度，每月 100 万 Token，注册即享，支持中国大陆网络直接使用，适合个人开发者和中小企业测试集成。
Zhipu AI GLM New Use
智谱 AI 为注册用户提供免费 100 万 token 额度，可用于 GLM-4、GLM-4-Flash 等模型 API 调用，中国大陆开发者可直接使用，支持 Python SDK 和 OpenAI 兼容接口。
ChatGLM (Zhipu AI) OpenAI-Compatible
ChatGLM (Zhipu AI) is recorded as supporting OpenAI-compatible API access. Free/trial info: 500万 tokens. Useful for low-cost testing by swapping SDK base_url.
Zhipu AI New User 5M
智谱 AI 为新注册用户提供 500万 Token 免费额度，可用于 GLM-4、GLM-4V 等模型 API 调用，中国大陆直接访问，支持微信/支付宝实名认证。
Free tier expanded
Google has increased the Gemini 1.5 Flash free tier to 30 RPM and 1500 requests per day, significantly boosting the free usage quota.
Free Inference API
Hugging Face launched a free inference API supporting multiple open-source models with rate-limited free access.
GPT-4o mini pricing
OpenAI released GPT-4o mini with pricing at $0.15/M input tokens and $0.60/M output tokens, 97% cheaper than GPT-4o, significantly reducing API usage costs.