LittleHorse Node Runs API

The Node Runs API from LittleHorse — 1 operation(s) for node runs.

Documentation GitHub OpenAPI

Specifications

https://raw.githubusercontent.com/api-evangelist/littlehorse/refs/heads/main/openapi/littlehorse-node-runs-api-openapi.yml

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/littlehorse-node-runs-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 email required.

GitHub Google LinkedIn

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

OpenAPI Specification

openapi: 3.1.0
info:
  title: LittleHorse REST External Events Node Runs API
  description: The LittleHorse REST API provides HTTP endpoints for managing workflow specifications (WfSpec), workflow runs (WfRun), task definitions (TaskDef), external event definitions, user tasks, and other resources in the LittleHorse workflow engine.
  version: 0.12.0
  contact:
    name: LittleHorse
    url: https://littlehorse.dev/
  license:
    name: Server Side Public License
    url: https://www.mongodb.com/licensing/server-side-public-license
servers:
- url: '{baseUrl}'
  description: LittleHorse Server
  variables:
    baseUrl:
      default: http://localhost:2023
tags:
- name: Node Runs
paths:
  /nodeRun/{wfRunId}/{threadRunNumber}/{position}:
    get:
      operationId: getNodeRun
      summary: Get a node run
      description: Returns details of a specific node run within a workflow.
      tags:
      - Node Runs
      parameters:
      - name: wfRunId
        in: path
        required: true
        schema:
          type: string
      - name: threadRunNumber
        in: path
        required: true
        schema:
          type: integer
      - name: position
        in: path
        required: true
        schema:
          type: integer
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NodeRun'
components:
  schemas:
    NodeRun:
      type: object
      properties:
        id:
          type: object
        status:
          type: string
        arrivalTime:
          type: string
          format: date-time
        endTime:
          type: string
          format: date-time
        wfSpecId:
          type: object
        threadSpecName:
          type: string
        nodeName:
          type: string
        failures:
          type: array
          items:
            type: object