> For clean Markdown of any page, append .md to the page URL. > For a complete documentation index, see https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/llms.txt. > For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.trygrant.com/_mcp/server. # Subscriptions > API documentation for Grant — billing infrastructure for usage-based pricing ## API Docs - [List subscriptions](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/list.md): Subscriptions - [Create a subscription](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/create.md): Subscriptions - [Retrieve a subscription](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/get.md): Subscriptions - [Update a subscription](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/update.md): Subscriptions - [Cancel a subscription](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/cancel.md): Subscriptions - [Change subscription plan](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/change-plan.md): Subscriptions - [Create a credit grant on a subscription](https://docs.trygrant.com/api-reference/grant-events-api/subscriptions/create-credit-grant.md): Subscriptions ## OpenAPI Specification - [OpenAPI JSON](https://docs.trygrant.com/openapi.json): raw OpenAPI 3.1 specification for this API, JSON format - [OpenAPI YAML](https://docs.trygrant.com/openapi.yaml): raw OpenAPI 3.1 specification for this API, YAML format