> For clean Markdown content of this page, append .md to this URL. For the complete documentation index, see https://docs.agentmail.to/llms.txt. # API Keys > AgentMail is the first email provider built for AI agents. Create inboxes, send and receive messages, manage threads, and handle webhooks programmatically. Free tier, no credit card required. ## API Docs - API Keys [List API Keys](https://agentmail.to/docs/api-reference/inboxes/api-keys/list.md) - API Keys [Create API Key](https://agentmail.to/docs/api-reference/inboxes/api-keys/create.md) - API Keys [Update API Key](https://agentmail.to/docs/api-reference/inboxes/api-keys/update.md) - API Keys [Delete API Key](https://agentmail.to/docs/api-reference/inboxes/api-keys/delete.md) ## OpenAPI Specification The raw OpenAPI 3.1 specification for this API is available at: - [OpenAPI JSON](https://agentmail.to/docs/api-reference/inboxes/api-keys/openapi.json) - [OpenAPI YAML](https://agentmail.to/docs/api-reference/inboxes/api-keys/openapi.yaml)