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ChatGLM (Zhipu AI) cURL API Setup

Use cURL to smoke-test ChatGLM (Zhipu AI) 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: 500万 tokens
Rate limits: 5 RPM
Best model starting point: GLM-4
Mainland China access: direct or relatively friendly

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

Zhipu buyer intent notes

Who should care

Best for GLM-based apps, China-local compliance needs, free GLM-4-Flash testing, and teams seeking domestic alternatives to OpenAI-style APIs.

Decision trigger

Use Zhipu when domestic access, GLM model coverage, and simple Chinese-language onboarding are strong requirements.

Watch out: Confirm free model availability, paid model names, and account verification requirements before production launch.

Zhipu China accessDirect access notes Qwen vs ZhipuDomestic model comparison Zhipu Python setupStart with compatible SDK patterns

Production readiness checklist

Quota gate Start inside 500万 tokens; 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 Still run one request from your deployment region and from mainland China if users are there.

Source freshness Snapshot date: 2026-06-01; 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://open.bigmodel.cn/api/paas/v4/chat/completions \
  -H "Authorization: Bearer $ZHIPU_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "GLM-4",
    "messages": [{"role": "user", "content": "Hello from yangmao.ai"}]
  }'

Free API and pricing notes

500万 tokens

5M tokens free on signup

Access and production risk

Mainland China friendly / direct path likely

Chinese platform, direct access. GLM-4-Flash is free.

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.

Credit-change alerts

Want to know when free credits, pricing, or availability changes? Subscribe first, then compare official providers, API gateways, and alternatives.

Subscribe → Get an OpenLLMAPI key → Compare API gateways →

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: zhipu
Official source: https://chatglm.cn
Last updated: 2026-06-01
Free tier: No explicit limit
API credits: 500万 tokens
Rate limit: 5 RPM
Access note: Chinese platform, direct access. GLM-4-Flash is free.

FAQ

Does ChatGLM (Zhipu AI) have a free API?

Yes. Current yangmao.ai record: 500万 tokens. Rate limit note: 5 RPM.

Is ChatGLM (Zhipu AI) OpenAI-compatible?

The recorded setup uses an OpenAI-compatible pattern or SDK-style call. Validate the latest base URL and model names in ChatGLM (Zhipu AI) docs.

Can I use ChatGLM (Zhipu AI) from mainland China?

ChatGLM (Zhipu AI) is marked as relatively direct or Mainland-China-friendly in the current tracker.

What should I do when ChatGLM (Zhipu AI) credits run out?

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

Why choose Zhipu over Qwen or DeepSeek?

Choose Zhipu when GLM models, free GLM-4-Flash testing, and a China-local provider relationship fit your app requirements.