# Glade API > Glade API provides normalized Amazon marketplace data for products, search, offers, reviews, sellers, categories, deals, stock, and sales estimates across 13 marketplaces through REST, GraphQL, and MCP. > > Use the Glade API documentation and OpenAPI specification as the authoritative sources for supported endpoints, parameters, authentication, schemas, limits, and availability. ## Documentation - [Glade API documentation](https://docs.gladeapi.com): Product guides and API reference. - [Quickstart](https://docs.gladeapi.com/quickstart): Create an API key and make your first request. - [Authentication](https://docs.gladeapi.com/authentication): Supported API key headers and authentication errors. - [REST, GraphQL, and MCP](https://docs.gladeapi.com/concepts/interfaces): Choose an interface and understand shared behavior. - [Connect AI agents with MCP](https://docs.gladeapi.com/guides/ai-agents): Connect to the remote Streamable HTTP MCP server and use its tools. - [Complete documentation for LLMs](https://docs.gladeapi.com/llms-full.txt): Full documentation content maintained by Mintlify. ## Machine-readable interfaces - [OpenAPI specification](https://gladeapi.com/api/v1/openapi.json): The authoritative REST API contract. - [MCP Registry entry](https://registry.modelcontextprotocol.io/v0.1/servers?search=com.gladeapi%2Fapi): Official metadata for the Glade API remote MCP server. - MCP endpoint: `POST https://gladeapi.com/api/mcp` ## Product - [Pricing](https://gladeapi.com/pricing): Current plans and included usage. - [Service status](https://gladeapi.com/status): Current Glade API service health. - [Dashboard](https://gladeapi.com/dashboard): Manage API keys, usage, billing, and organization settings.