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OpenAPI Specification

openapi: 3.2.0
info:
  title: SteamGPT Converter API
  version: 1.3.0
  description: Structured Steam identity and gaming context API, designed for AI agents and search assistants that need factual public Steam player information. No auth, no cookies, no tracking. Append .md (markdown), .json (JSON) or .ai (deterministic plain text) to any data endpoint; default depends on Accept header. Errors carry a machine-readable `error` slug and follow the same format selection.
servers:
- url: https://steamgpt.net
- url: https://steamgpt.net/v1
security:
- {}
- boostToken:
  - rate-boost
tags:
- name: Converter
paths:
  /converter/{id}:
    get:
      summary: Use when you only need to convert an id between formats. Instant and free.
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: string
        description: steamid64, STEAM_1:0:x, STEAM_0:0:x, [U:1:x], hex (110000...), steam:hex, a 32-bit account id or a steamcommunity.com/profiles/ link
      responses:
        '200':
          description: Every representation of the same account
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Converter'
            text/markdown:
              schema:
                type: string
            text/plain:
              schema:
                type: string
              description: .ai deterministic text
            text/html:
              schema:
                type: string
        '400':
          description: Not convertible by math (e.g. a vanity name - use /identity)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '429':
          description: Rate limited, honor Retry-After
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      tags:
      - Converter
      operationId: getConverterById
      x-operation-id-source: derived
components:
  schemas:
    Error:
      type: object
      properties:
        result:
          type: string
          enum:
          - error
        code:
          type: integer
        error:
          type: string
          enum:
          - player_not_found
          - no_faceit_data
          - no_bans_data
          - batch_too_large
          - batch_no_valid_ids
          - bad_request
          - invalid_token
          - unknown_endpoint
          - rate_limited
          - internal
        message:
          type: string
      required:
      - result
      - code
      - error
    Converter:
      type: object
      properties:
        result:
          type: string
          enum:
          - success
        data:
          type: object
          description: every representation of one account
          properties:
            steamid64:
              type: string
              example: '76561198038416053'
            steamid64_hex:
              type: string
              example: 110000104a87ab5
            steamid:
              type: string
              example: STEAM_1:1:39075162
            steamid_legacy:
              type: string
              example: STEAM_0:1:39075162
              description: same account - STEAM_0 is the legacy universe digit
            steamid3:
              type: string
              example: '[U:1:78150325]'
            accountid:
              type: integer
              example: 78150325
              description: 32-bit account id
            steam_hex:
              type: string
              example: steam:110000104a87ab5
              description: hex form used by FiveM
            profile_url:
              type: string
            input_format:
              type: string
              enum:
              - steamid64
              - steamid64_hex
              - steamid
              - steamid3
              - steam_hex
              - accountid
              - profile_url
              description: which format was detected on input
            converted:
              type: boolean
              enum:
              - true
  securitySchemes:
    boostToken:
      type: oauth2
      description: 'OPTIONAL. Every endpoint works without any credential. A self-service token (no registration, no client_id) raises the per-IP rate limit from 120 to 600 requests/min. Send it as: Authorization: Bearer <access_token>. Details: https://steamgpt.net/auth.md'
      flows:
        clientCredentials:
          tokenUrl: https://steamgpt.net/oauth/token
          scopes:
            rate-boost: Higher per-IP rate limit (600/min instead of 120/min)