LangChain · Rate Limits

Langchain Rate Limits

Langchain Rate Limits is the rate-limit profile for LangChain on the APIs.io network.

The provider publishes no rate limits that could be read; the profile records that absence rather than inventing a ceiling.

Tagged areas include LLM, LangChain, Agents, Artificial Intelligence, and LLM Observability.

0 Limits
Transcribed from the provider's documentation on 2026-09-20 — docs.langchain.com/langsmith/handle-model-rate-limiting.
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Limits

LangChain publishes no rate limits that could be read; the profile records that absence rather than inventing a ceiling.
Page is a how-to guide about handling third-party model provider rate limits (client-side rate limiters, retries, max_concurrency). It states no numeric rate limits for the provider's own API; the numbers shown are code sample parameters.
LLMLangChainAgentsArtificial IntelligenceLLM ObservabilityTracingEvaluationA2A

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

curl for this page
This rate limit 
curl "https://apis.io/api/v1/rate-limits/langchain-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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