Zhipu AI · Rate Limits

Zhipu Ai Rate Limits

Z.ai applies model-specific concurrency to API users with prepaid balance. GLM Coding Plan subscribers have 5-hour and weekly usage windows with peak/off-peak quota multipliers.

Zhipu Ai Rate Limits is the machine-readable rate-limit profile for Zhipu AI on the APIs.io network, in the API Commons Rate Limits shape.

It captures 3 rate-limit definitions, measuring concurrent-requests, window, and quota-multiplier.

An exhausted limit returns HTTP 429.

This profile was written by API Evangelist and has not been verified against a page the provider published; treat every limit as unconfirmed until a dated transcription replaces it.

The profile also includes 2 backoff/retry policies defined and response codes documented for throttled.

Tagged areas include AI, LLM, GLM, Rate Limiting, and Quotas.

3 Limits Exhausted: HTTP 429
Method: generated, dated 2026-05-08.
Written by API Evangelist on 2026-05-08 and not verified against a page the provider published. Treat every limit as unconfirmed until a dated transcription replaces it.
View Source
AILLMGLMRate LimitingQuotas

Limits

API Default Concurrency account
concurrent-requests
1
Default per-model concurrency for prepaid API users; varies by package.
GLM Coding Plan Window account
window
5-hour and weekly
Usage allowances reset on rolling 5-hour and weekly windows.
Peak Hours Multiplier account
quota-multiplier
2-3x
Peak (14:00-18:00 UTC+8) consumes quota at 2-3x the off-peak rate for GLM-5.1 / GLM-5-Turbo.

Policies

Backoff Strategy
Exponential backoff with jitter; honor Retry-After headers.
Concurrency Upgrade
Higher concurrency requires contacting Z.ai sales or upgrading plan tier.

Sources

Work with this as data

Every rate limit here is available over the APIs.io API and to AI agents over MCP.

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Tools for rate limits

4 MCP tools reach this
  • find_rate_limitsBrowse and filter every rate limit in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
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Call it yourself

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This rate limit 
curl "https://apis.io/api/v1/rate-limits/zhipu-ai-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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