LangSmith Run API

The run API from LangSmith — 19 operation(s) for run.

Operations 24

GET /api/v1/runs/rules List Rules #
POST /api/v1/runs/rules Create Rule #
POST /api/v1/runs/rules/validate Validate Rule #
PATCH /api/v1/runs/rules/{rule_id} Update Rule #
DELETE /api/v1/runs/rules/{rule_id} Delete Rule #
GET /api/v1/runs/threads/{thread_id} Thread Preview #
GET /api/v1/runs/rules/{rule_id}/logs List Rule Logs #
GET /api/v1/runs/rules/{rule_id}/logs/v2 List Rule Logs V2 #
GET /api/v1/runs/rules/{rule_id}/last_applied Get Last Applied Rule #
POST /api/v1/runs/rules/{rule_id}/trigger Trigger Rule #
POST /api/v1/runs/rules/trigger Trigger Rules #
GET /api/v1/runs/{run_id} Read Run #
PATCH /api/v1/runs/{run_id} Update Run #
GET /api/v1/runs/{run_id}/share Read Run Share State #
PUT /api/v1/runs/{run_id}/share Share Run #
DELETE /api/v1/runs/{run_id}/share Unshare Run #
POST /api/v1/runs/query/validate Validate Runs Query #
POST /api/v1/runs/query Query Runs #
POST /api/v1/runs/generate-query Generate Query For Runs #
POST /api/v1/runs/stats Stats Runs #
POST /api/v1/runs/group Group Runs #
POST /api/v1/runs/group/stats Stats Group Runs #
POST /api/v1/runs/delete/traces Delete Runs Abac #
POST /api/v1/runs/delete Delete Runs #

Work with this as data

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

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • 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.
All 92 tools →

Call it yourself

curl for this page
This API
curl "https://apis.io/api/v1/apis/langsmith-run-api"
All apis
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

langsmith-run-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: LangSmith Run API
  description: 'The LangSmith API is used to programmatically create and manage LangSmith resources.


    ## Host

    https://api.smith.langchain.com


    ## Authentication

    To authenticate with the LangSmith API, set the `X-Api-Key` header

    to a valid LangSmith API key.'
  version: 0.1.0
servers:
- url: /
tags:


# --- truncated at 32 KB (84 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/langsmith/refs/heads/main/openapi/langsmith-run-api-openapi.yml