yangmao.ai · cURL setup money page

FLUX (Black Forest Labs) cURL API Setup

Use cURL to smoke-test FLUX (Black Forest Labs) before wiring SDK code. Confirm the exact endpoint, model name, and quota in the provider dashboard.

Open official provider → Get one OpenAI-compatible key → Compare API gateway options →

Quick verdict

Free API: Free via platforms
Rate limits: Varies
Best model starting point: FLUX.1 [schnell]
Mainland China access: proxy/relay likely needed

Provider fit matrix

Best fit Image generation prototypes, creative automation, and media workflows

Watch out Image/video credits can burn faster than chat tokens; test with small batches first

Production fallback Keep at least one compatible backup provider before shipping

Production readiness checklist

Quota gate Start inside Free via platforms; log usage before adding retries or batch jobs.

No-card check Try the free path first, then confirm whether billing is required for API keys, higher RPM, or production endpoints.

Regional smoke test Run signup, dashboard, DNS, TLS, and first API call checks from mainland China before launch.

Source freshness Snapshot date: 2026-06-03; official quota and pricing can change without notice.

cURL smoke test

Use this to verify endpoint, auth header, model name, response shape, and quota before adding SDK abstractions.

curl https://api.provider.example/v1/chat/completions \
  -H "Authorization: Bearer $FLUX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "FLUX.1 [schnell]",
    "messages": [{"role": "user", "content": "Hello from yangmao.ai"}]
  }'

Free API and pricing notes

Free via platforms

Free via Replicate/HuggingFace and other platforms

Access and production risk

Relay or proxy may be needed

API platforms need proxy. Local deployment needs no network. ComfyUI is best local option.

How to set it up

Create an API key and copy the provider endpoint from official docs.

Export the key into your shell session.

Send a minimal chat completion payload with cURL.

Check status code, JSON body, and rate-limit headers.

Move the tested endpoint into your app or fallback relay.

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 →

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: flux
Official source: https://blackforestlabs.ai
Last updated: 2026-06-03
Free tier: Free via third-party platforms
API credits: Free via platforms
Rate limit: Varies
Access note: API platforms need proxy. Local deployment needs no network. ComfyUI is best local option.

FAQ

Does FLUX (Black Forest Labs) have a free API?

Yes. Current yangmao.ai record: Free via platforms. Rate limit note: Varies.

Is FLUX (Black Forest Labs) OpenAI-compatible?

This snapshot uses a provider-specific OpenAI SDK example. If your app requires one stable OpenAI-compatible endpoint, use an aggregator or relay after checking FLUX (Black Forest Labs) docs.

Can I use FLUX (Black Forest Labs) from mainland China?

FLUX (Black Forest Labs) may need a proxy or relay from mainland China. Test latency and signup before production.

What should I do when FLUX (Black Forest Labs) credits run out?

Compare the alternatives below, check /en/free-ai-api/, and shortlist official providers or API gateway options before production.