# Start guest context

Source: https://recoupable.dev/docs/api-reference/context/guest-start

Start guest context extraction

## POST /api/context/guest

Full OpenAPI specification: https://recoupable.dev/docs/spec/context.json

## Authentication

This operation's specification permits a request without authentication.

[Authentication guide](https://recoupable.dev/docs/authentication)

## Operation and referenced schemas

```json
{
  "openapi": "3.1.0",
  "info": {
    "title": "Recoup Context Engine",
    "version": "0.1.0"
  },
  "servers": [
    {
      "url": "https://api.recoupable.dev"
    }
  ],
  "paths": {
    "/api/context/guest": {
      "post": {
        "summary": "Start guest context extraction",
        "description": "Feature-flagged metadata pilot. Saves a Spotify track URL in a temporary workspace before signup. Uses an HttpOnly seven-day cookie; only its hash is stored. One URL per guest session and 100 new guest workspaces per day globally. Extracts artist and release metadata only. Does not run paid enrichment, generate a site, or send email. Serve through the same-origin funnel; cross-site cookie integration is not provided. Retry the same URL and cookie to resume dispatch.",
        "security": [],
        "parameters": [
          {
            "name": "Origin",
            "in": "header",
            "required": true,
            "schema": {
              "type": "string"
            },
            "description": "The configured funnel origin. This is a browser session flow, not a public unauthenticated MCP tool."
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "additionalProperties": false,
                "required": [
                  "action",
                  "url"
                ],
                "properties": {
                  "action": {
                    "type": "string",
                    "enum": [
                      "start"
                    ]
                  },
                  "url": {
                    "type": "string",
                    "format": "uri"
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Saved guest context or claim receipt."
          },
          "202": {
            "description": "Guest work saved and workflow dispatched. Preserve Set-Cookie for status and claim."
          },
          "400": {
            "description": "Invalid request."
          },
          "401": {
            "description": "Guest session or account authentication missing."
          },
          "403": {
            "description": "Origin or workspace access denied."
          },
          "409": {
            "description": "Operation unavailable; retry the same input and session."
          },
          "503": {
            "description": "Guest context is disabled."
          }
        }
      }
    }
  }
}
```