KeyID Agent Kit
Give Claude, Cursor, or any MCP client a real email address. Free.
Best for Automating email responses for customer support inquiries.
Give Claude, Cursor, or any MCP client a real email address. Free. No signup.
27 email tools via Model Context Protocol (MCP): send, receive, reply, search inbox, manage contacts, set auto-reply, schedule delivery β everything an AI agent needs to handle email autonomously.
What it does
- Provides a functional email address for AI agents without manual registration
- Supports full email lifecycle including sending, receiving, and replying
- Includes advanced settings like auto-reply, forwarding, and signatures
- Features contact management and webhook integration
- Compatible with Claude Desktop and other MCP clients
Available tools (26)
keyid_provisionRegister agent and get an email addresskeyid_get_emailGet current active emailkeyid_get_inboxFetch inbox with search and filteringkeyid_sendSend email with support for scheduling and HTMLkeyid_replyReply to a messagekeyid_forwardForward a messagekeyid_update_messageUpdate read or starred status of a messagekeyid_get_unread_countCount unread messageskeyid_list_threadsList conversation threadskeyid_get_threadGet thread with messageskeyid_create_draftCreate a draftkeyid_send_draftSend a draftkeyid_get_auto_replyGet auto-reply settingskeyid_set_auto_replyConfigure vacation responderkeyid_get_signatureGet email signaturekeyid_set_signatureSet email signaturekeyid_get_forwardingGet forwarding settingskeyid_set_forwardingConfigure forwardingkeyid_list_contactsList saved contactskeyid_create_contactCreate a contactkeyid_delete_contactDelete a contactkeyid_list_webhooksList webhookskeyid_create_webhookCreate webhookkeyid_get_webhook_deliveriesGet delivery historykeyid_manage_listAdd or remove from allow/blocklistkeyid_get_metricsQuery usage metricsSetup requirements
Requires 3 environment variables: KEYID_BASE_URL, KEYID_PUBLIC_KEY, KEYID_PRIVATE_KEY. Available via npm and yarn.