Luther Systems Search API

The Search API from Luther Systems — 1 operation(s) for search.

Operations 1

POST /api/search Search the index #

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/luthersystems-com:luthersystems-com-search-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

luthersystems-com-search-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: AgentSearch HTTP Search API
  version: 0.1.0
  description: Public, no-auth HTTP API for AgentSearch — a daily-scored, curated index of AI agents and MCP servers. Mirrors the @luthersystems/agentsearch MCP server.
  contact:
    name: Luther Systems
    url: https://luthersystems.com
  license:
    name: MIT
    url: https://github.com/luthersystems/agentsearch/blob/main/LICENSE
servers:
- url: https://agentsearch.luthersystems.com
  description: production
tags:
- name: Search
paths:
  /api/search:
    post:
      summary: Search the index
      description: Ranked agents for a natural-language query. final_score = query_fit × agent_quality.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                query:
                  type: string
                limit:
                  type: integer
                  minimum: 1
                  maximum: 25
                  default: 10
              required:
              - query
      responses:
        '200':
          description: Top N ranked agents.
          content:
            application/json:
              schema:
                type: object
                properties:
                  results:
                    type: array
                    items:
                      $ref: '#/components/schemas/SearchResult'
      tags:
      - Search
      operationId: postApiSearch
      x-operation-id-source: derived
components:
  schemas:
    SearchResult:
      type: object
      properties:
        agent_name:
          type: string
        agent_url:
          type: string
        query_fit:
          type: number
          minimum: 0
          maximum: 1
        overall_score:
          type: number
          minimum: 0
          maximum: 1
        final_score:
          type: number
          minimum: 0
          maximum: 1
        reasoning:
          type: string