generated: '2026-08-13' method: searched source: https://developers.mailersend.com/mcp status: published deployment: mode: remote endpoint: https://mcp.mailersend.com/mcp auth: oauth verified: probed probe_prior: (never probed) probe: gated probe_why: RFC 9728 challenge on the MCP path only checked: '2026-09-11' source: claimed-backlog re-probe 2026-09-11 server: name: mailersend transport: streamable-http url: https://mcp.mailersend.com/mcp docs: https://developers.mailersend.com/mcp examples: https://developers.mailersend.com/mcp/examples contact: mcp@mailersend.com authorization: scheme: OAuth 2.1 (RFC 8414 + RFC 9728 discovery) protected_resource_metadata: https://mcp.mailersend.com/.well-known/oauth-protected-resource authorization_server_metadata: https://mcp.mailersend.com/.well-known/oauth-authorization-server issuer: https://mcp.mailersend.com authorization_endpoint: https://mcp.mailersend.com/authorize token_endpoint: https://mcp.mailersend.com/token registration_endpoint: https://mcp.mailersend.com/register grant_types: - authorization_code - refresh_token pkce: - S256 dynamic_client_registration: true x-evidence: fetched: '2026-08-13' tools_list_probe: url: https://mcp.mailersend.com/mcp method: POST jsonrpc tools/list http_status: 401 www_authenticate: Bearer realm="OAuth", resource_metadata="https://mcp.mailersend.com/.well-known/oauth-protected-resource/mcp" note: Live tools/list is OAuth-gated. The tool list below is the provider-published catalog from the MCP docs page (names + descriptions only); inputSchema requires authenticated introspection. discovery_probes: - url: https://mcp.mailersend.com/.well-known/oauth-protected-resource http_status: 200 - url: https://mcp.mailersend.com/.well-known/oauth-authorization-server http_status: 200 clients_documented: - Claude Desktop - Claude web - Claude Code - Gemini CLI - VS Code - Cursor - ChatGPT (developer mode connectors) tool_count: 127 tool_schemas: auth-gated — names and descriptions harvested from docs, input schemas not observed tools: - name: send_email category: Email Management description: Send a single email with templates, personalization, and attachments - name: send_bulk_email category: Email Management description: Send multiple emails in a single request - name: get_bulk_email_status category: Email Management description: Get the status of a bulk email send - name: list_domains category: Domain Management description: List all sending domains - name: get_domain category: Domain Management description: Get details of a specific domain - name: add_domain category: Domain Management description: Add a new sending domain - name: delete_domain category: Domain Management description: Delete a domain - name: get_domain_recipients category: Domain Management description: Get recipients for a domain - name: update_domain_settings category: Domain Management description: Update domain settings - name: get_dns_records category: Domain Management description: Get DNS records for domain verification - name: verify_domain category: Domain Management description: Verify domain DNS configuration - name: list_smtp_users category: SMTP User Management description: List SMTP users for a domain - name: get_smtp_user category: SMTP User Management description: Get details of a specific SMTP user - name: create_smtp_user category: SMTP User Management description: Add a new SMTP user to a domain - name: update_smtp_user category: SMTP User Management description: Update an SMTP user - name: delete_smtp_user category: SMTP User Management description: Delete an SMTP user - name: list_messages category: Message Management description: List sent messages with filtering - name: get_message category: Message Management description: Get details of a specific message - name: list_scheduled_messages category: Message Management description: List scheduled messages - name: get_scheduled_message category: Message Management description: Get details of a scheduled message - name: delete_scheduled_message category: Message Management description: Delete/cancel a scheduled message - name: list_templates category: Template Management description: List email templates - name: get_template category: Template Management description: Get template details and content - name: create_template category: Template Management description: Create a new email template - name: update_template category: Template Management description: Update an email template (API-created templates only) - name: delete_template category: Template Management description: Delete a template - name: list_webhooks category: Webhook Management description: List all webhooks - name: get_webhook category: Webhook Management description: Get webhook details - name: create_webhook category: Webhook Management description: Create a new webhook - name: update_webhook category: Webhook Management description: Update webhook configuration - name: delete_webhook category: Webhook Management description: Delete a webhook - name: list_inbound_routes category: Inbound Routing description: List inbound routes - name: get_inbound_route category: Inbound Routing description: Get inbound route details - name: create_inbound_route category: Inbound Routing description: Add a new inbound route to a domain - name: update_inbound_route category: Inbound Routing description: Update an inbound route - name: delete_inbound_route category: Inbound Routing description: Delete an inbound route - name: list_recipients category: Recipient Management description: List recipients in your account - name: get_recipient category: Recipient Management description: Get recipient details - name: delete_recipient category: Recipient Management description: Delete a recipient - name: list_blocklist category: Suppression Management description: List blocklist entries (account or domain) - name: list_hard_bounces category: Suppression Management description: List hard-bounced recipients - name: list_spam_complaints category: Suppression Management description: List spam complaints - name: list_unsubscribes category: Suppression Management description: List unsubscribed recipients - name: list_on_hold category: Suppression Management description: List on-hold recipients - name: add_to_blocklist category: Suppression Management description: Add recipients or patterns to the blocklist - name: add_to_hard_bounces category: Suppression Management description: Add a hard bounce for recipients - name: add_to_spam_complaints category: Suppression Management description: Add a spam complaint for recipients - name: add_to_unsubscribes category: Suppression Management description: Set recipients as unsubscribed - name: delete_from_blocklist category: Suppression Management description: Delete blocklist entries - name: delete_from_hard_bounces category: Suppression Management description: Delete hard bounce entries - name: delete_from_spam_complaints category: Suppression Management description: Delete spam complaint entries - name: delete_from_unsubscribes category: Suppression Management description: Delete unsubscribe entries - name: delete_from_on_hold category: Suppression Management description: Delete on-hold entries - name: list_activities category: Activity Management description: List email activity events - name: get_activity category: Activity Management description: Get specific activity details - name: get_analytics_by_date category: Analytics Management description: Get email analytics by date range - name: get_analytics_by_country category: Analytics Management description: Get email opens grouped by country - name: get_analytics_by_user_agent_name category: Analytics Management description: Get email opens grouped by user-agent name - name: get_analytics_by_user_agent_type category: Analytics Management description: Get email opens grouped by user-agent type - name: verify_email category: Email Verification description: Verify single email address - name: verify_email_async category: Email Verification description: Start async email verification - name: get_async_verification_status category: Email Verification description: Check async verification status - name: list_verification_lists category: Email Verification description: List email verification lists - name: get_verification_list category: Email Verification description: Get verification list details - name: create_verification_list category: Email Verification description: Create new verification list - name: verify_list category: Email Verification description: Start list verification - name: get_verification_results category: Email Verification description: Get verification results - name: list_dmarc_monitors category: DMARC Monitoring description: List DMARC monitors - name: create_dmarc_monitor category: DMARC Monitoring description: Create a DMARC monitor for a verified domain - name: update_dmarc_monitor category: DMARC Monitoring description: Update a DMARC monitor's wanted record - name: delete_dmarc_monitor category: DMARC Monitoring description: Delete a DMARC monitor - name: get_dmarc_aggregated_report category: DMARC Monitoring description: Get aggregated reports (per IP) - name: get_dmarc_ip_report category: DMARC Monitoring description: Get detailed reports for a specific IP - name: get_dmarc_report_sources category: DMARC Monitoring description: List reporting organizations for a monitor - name: favorite_dmarc_ip category: DMARC Monitoring description: Mark an IP as a favorite - name: unfavorite_dmarc_ip category: DMARC Monitoring description: Remove an IP from favorites - name: list_blocklist_monitors category: Blocklist Monitoring description: List blocklist monitors - name: get_blocklist_monitor category: Blocklist Monitoring description: Get monitor details and current hits - name: create_blocklist_monitor category: Blocklist Monitoring description: Create a monitor for a domain, IP, or CIDR block - name: update_blocklist_monitor category: Blocklist Monitoring description: Update a monitor's name or notification settings - name: delete_blocklist_monitor category: Blocklist Monitoring description: Delete a blocklist monitor - name: list_tokens category: Token Management description: List API tokens - name: get_token category: Token Management description: Get API token details - name: create_token category: Token Management description: Create an API token with scopes - name: update_token category: Token Management description: Update a token's name and/or status - name: delete_token category: Token Management description: Delete an API token - name: list_users category: User & Invite Management description: List account users - name: get_user category: User & Invite Management description: Get user details - name: invite_user category: User & Invite Management description: Invite a new user - name: update_user category: User & Invite Management description: Update a user's role, permissions, templates, or domains - name: delete_user category: User & Invite Management description: Delete a user - name: list_invites category: User & Invite Management description: List pending user invites - name: get_invite category: User & Invite Management description: Get invite details - name: resend_invite category: User & Invite Management description: Resend a pending invite - name: cancel_invite category: User & Invite Management description: Cancel a pending invite - name: list_identities category: Sender Identity Management description: List sender identities - name: create_identity category: Sender Identity Management description: Add a new sender identity - name: get_identity category: Sender Identity Management description: Get identity details by ID - name: update_identity category: Sender Identity Management description: Update an identity by ID - name: delete_identity category: Sender Identity Management description: Delete an identity by ID - name: get_identity_by_email category: Sender Identity Management description: Get identity details by email - name: update_identity_by_email category: Sender Identity Management description: Update an identity by email - name: delete_identity_by_email category: Sender Identity Management description: Delete an identity by email - name: resend_identity category: Sender Identity Management description: Resend the verification email for an identity - name: send_sms category: SMS description: Send an SMS message - name: list_sms_messages category: SMS Messages description: List SMS messages - name: get_sms_message category: SMS Messages description: Get an SMS message with sub-messages and activity - name: list_sms_activity category: SMS Activity description: List SMS activity, filterable by number/date/status - name: list_sms_numbers category: SMS Numbers description: List SMS phone numbers - name: get_sms_number category: SMS Numbers description: Get SMS phone number details - name: update_sms_number category: SMS Numbers description: Update an SMS number (e.g. pause/unpause) - name: delete_sms_number category: SMS Numbers description: Delete an SMS number - name: list_sms_recipients category: SMS Recipients description: List SMS recipients - name: get_sms_recipient category: SMS Recipients description: Get SMS recipient details - name: update_sms_recipient category: SMS Recipients description: Update an SMS recipient's status - name: list_sms_webhooks category: SMS Webhooks description: List SMS webhooks for a number - name: get_sms_webhook category: SMS Webhooks description: Get SMS webhook details - name: create_sms_webhook category: SMS Webhooks description: Create an SMS webhook - name: update_sms_webhook category: SMS Webhooks description: Update an SMS webhook - name: delete_sms_webhook category: SMS Webhooks description: Delete an SMS webhook - name: list_sms_inbounds category: SMS Inbound description: List SMS inbound routes - name: get_sms_inbound category: SMS Inbound description: Get SMS inbound route details - name: create_sms_inbound category: SMS Inbound description: Add an SMS inbound route - name: update_sms_inbound category: SMS Inbound description: Update an SMS inbound route - name: delete_sms_inbound category: SMS Inbound description: Delete an SMS inbound route - name: search category: Search & Fetch description: Search across resources - name: fetch category: Search & Fetch description: Fetch related data