# Charter Captain > Bareboat charter captain and boat rental booking platform for Lake Michigan. Captains take guided fishing and cruising charters; boat owners rent boats with optional captain pairing. Each operator runs a branded landing and booking page on their own subdomain. ## Marketplaces - [Captain Marketplace](https://chartercaptain.xyz): Browse and book licensed Lake Michigan charter captains - [Boat Marketplace](https://charterboat.xyz): Browse boats available for rent, with or without a captain ## Operators - [Become a Captain](https://chartercaptain.xyz/for-captains): Operator onboarding for charter captains - [Become a Boat Owner](https://charterboat.xyz/for-boat-owners): Operator onboarding for boat owners ## Programmatic Access (API) A public, rate-limited REST API exposes marketplace data for agents and integrations. Marketplace reads require no API key. The OpenAPI document describes every endpoint, including request and response schemas. - [OpenAPI specification](https://api.chartercaptain.com/api/v1/openapi.json): Machine-readable description of all endpoints - [API reference](https://chartercaptain.com/docs/api): Interactive, human-readable reference for the REST API - [MCP server docs](https://chartercaptain.com/docs/mcp): Connect an AI assistant via the Model Context Protocol - [Captains API](https://api.chartercaptain.com/api/v1/marketplace/captains): List captains; per-captain detail, pricing, availability, and reviews under `/captains/{slug}` - [Boats API](https://api.chartercaptain.com/api/v1/marketplace/boats): List boats; per-boat detail, availability, and reviews under `/boats/{boatId}` - [Harbors API](https://api.chartercaptain.com/api/v1/marketplace/harbors): Active harbors with captain and boat counts Booking requests can be created via `POST /api/v1/marketplace/bookings`; the customer completes payment through a Stripe checkout link (see the OpenAPI document for details). ## Sitemaps - [Captain marketplace sitemap](https://chartercaptain.xyz/sitemap.xml) - [Boat marketplace sitemap](https://charterboat.xyz/sitemap.xml)