yangmao.ai · Free API intent page
Stability AI Free API Guide
Stability AI has a tracked free API path, with 25 free credits on signup and rate limit notes of Credit-based image/video generation; check Stability platform dashboard.
Quick verdict
- Free API: 25 free credits on signup
- Rate limits: Credit-based image/video generation; check Stability platform dashboard
- Best model starting point: stable-image-core
- Mainland China access: proxy/relay likely needed
Provider fit matrix
Stability AI buyer intent notes
Who should care
Best for Stable Image/SD API experiments, image-generation products, and teams that want official Stable Diffusion-family endpoints before scaling creative workflows.
Decision trigger
Use Stability AI when official Stable image models and a small signup-credit test are enough to validate quality and prompt economics.
Watch out: Image credits burn quickly; test resolution, output count, retry behavior, and safety filters before batch generation.
Production readiness checklist
Python setup snapshot
Start with the smallest possible image generation request, then move the key to your server-side secret manager before production.
import os
import requests
api_key = os.environ["STABILITY_API_KEY"]
base_url = "https://api.stability.ai/v2beta"
response = requests.post(
f"{base_url}/stable-image/generate/core",
headers={"Authorization": f"Bearer {api_key}", "Accept": "image/*"},
files={"none": ""},
data={"prompt": "A clean API dashboard hero image", "output_format": "png"},
timeout=60,
)
response.raise_for_status()
open("stability-output.png", "wb").write(response.content)cURL smoke test
Use this to verify endpoint, auth header, model name, response shape, and quota before adding SDK abstractions.
curl https://api.stability.ai/v2beta/stable-image/generate/core \
-H "Authorization: Bearer $STABILITY_AI_API_KEY" \
-H "Accept: image/*" \
-F "prompt=A clean API dashboard hero image" \
-F "output_format=png" \
-o stability-ai-output.pngFree API and pricing notes
25 free credits on signup
Stability AI Platform exposes Stable Image/SD APIs with 25 signup credits. Start with small image tests before scaling paid generation.
Access and production risk
Relay or proxy may be needed
Test dashboard, billing, and image API latency from mainland China; keep an image-generation fallback for production.
Decision checklist
Check Stability AI free credits and rate limits.
Compare same-category providers and Mainland China access needs.
Pick the provider with the clearest no-card/free API path for testing.
Stability AI production validation table
Use this table before sending real users, scheduled agents, or paid traffic to Stability AI. The goal is to validate source freshness, quota behavior, regional access, and fallback needs instead of trusting a stale free-credit claim.
额度变动提醒
想知道免费额度、价格或可用性变化？先订阅提醒，后续也可以对比官方平台、API 网关和同类替代方案。
订阅提醒 → 获取 OpenLLMAPI Key → 比较 API 网关 →Related internal links
Source snapshot
Data source: yangmao.ai provider YAML tracker plus provider docs reviewed by the daily crawler. Official dashboards can change quota and pricing without notice; verify before production.
- yangmao.ai provider id
- stability-ai
- Official source
- https://platform.stability.ai/
- Last updated
- 2026-06-16
- Free tier
- 25 free credits on signup.
- API credits
- 25 free credits on signup
- Rate limit
- Credit-based image/video generation; check Stability platform dashboard
- Access note
- Test dashboard, billing, and image API latency from mainland China; keep an image-generation fallback for production.
FAQ
Does Stability AI have a free API?
Yes. Current yangmao.ai record: 25 free credits on signup. Rate limit note: Credit-based image/video generation; check Stability platform dashboard.
Is Stability AI OpenAI-compatible?
This snapshot uses a provider-specific image API example. If your app requires one stable OpenAI-compatible endpoint, use an aggregator or relay after checking Stability AI docs.
Can I use Stability AI from mainland China?
Stability AI may need a proxy or relay from mainland China. Test latency and signup before production.
What should I do when Stability AI credits run out?
Compare the alternatives below, check /en/free-ai-api/, and shortlist official providers or API gateway options before production.
What should I test first with Stability AI credits?
Start with low-resolution single-image prompts, measure credit burn, then compare quality and cost against Novita, Replicate, or self-hosted SD routes.