"Creating an MCP Server Using an API" matching MCP servers:

MCP server for Yahoo Mail over IMAP+SMTP that enables AI assistants to manage emails fully—listing, reading, searching, threading, flagging, moving, archiving, handling attachments, and sending/reply/forward/draft—using an app-specific password.

An MCP server that provides AI agents with direct access to authoritative Cakemail API specifications, enabling accurate code generation and eliminating hallucination.

Enables to interact with Nylas API for email, calendar, and contacts via MCP, providing documentation, code samples, and code generation tools.

Comprehensive email validation MCP server that checks syntax, MX records, disposable domains, role-based accounts, SPF/DKIM, typo suggestions, and risk scoring.

MCP server for inspecting email domains and addresses, providing objective domain-level email infrastructure answers such as MX, SPF, DMARC, MTA-STS, and disposable-domain evidence.

Sendmux is an email inbox API and email API for AI agents. Use this MCP server to let authorised agents work with Sendmux mailboxes, inbound email, clean JSON parsing, webhooks, outbound sending, provider routing, logs, billing, and team controls.

Enables HR teams to automate routine workflows, such as employee onboarding, through natural language prompts in Claude Desktop.

MCP server wrapping Samotpravil API documentation, providing tools to search for methods, parameters, and examples, with optional proxy to the live API.

Send email, find out why an email failed, set up sending domains, and manage templates, contacts, lists and campaigns in your AhaSend account.

Enables automated B2B lead generation and personalized cold email outreach with self-improving campaign monitoring.

Find professional email addresses from name + company domain. Tests 15+ patterns against MX records with confidence scoring, with pay-per-call via x402.

Audits email deliverability configuration for a domain, checking SPF, DKIM, DMARC, and MX records, returning a score and recommendations.

Enables AI assistants to browse, inspect, and call the Cakemail API via dynamically loaded OpenAPI spec.

Enables AI-driven customer support ticket processing, including classification, response generation, and automated email sending and Google Sheets logging.

MCP server that exposes Gmail and SAP tools, enabling natural-language email management and SAP data browsing through a Mistral-powered AI assistant.

Enables natural language management of Gmail through MCP tools for searching, analyzing, summarizing, drafting, and sending emails, with AI reasoning and user confirmation for actions.

An MCP server that exposes a local notmuch email database to an LLM client such as Claude. It is read-first: searching, reading, and understanding mail is always available; writing anything (drafts, tags, exported files) requires an explicit opt-in flag and is confined to clearly bounded locations.

An MCP server that interfaces with the Missive API, enabling Claude to manage email conversations, contacts, and team collaboration.

Enables an assistant to send email and list sent emails through the Maillog email API.

Create disposable email inboxes, extract OTP codes in 15 languages, and receive webhooks — all from your AI agent. One call: create inbox → wait for email → get the verification code. Supports 7 domains, email forwarding, and HMAC-signed webhooks with OTP included in payload. Free tier available.

Enables sending emails and creating drafts through the Gmail API with OAuth 2.0 authentication.

Email validation MCP server using MailboxValidator API to determine validity of an email address.

An MCP server for the Resend email API, enabling AI assistants to send emails, manage contacts, audiences, and domains through natural language.

An MCP server that sends plain-text Gmail messages only to a predefined allowlist, using generated recipient IDs instead of email addresses to enforce security.

An MCP server that enables reading and managing Microsoft 365 / Outlook emails through Microsoft Graph API, allowing users to list, search, send, draft, and authenticate using device code flow.

An MCP server for Abnormal Security, enabling management of threat detection, email security cases, and AI-powered attack protection through Abnormal's API.

Official Emailit MCP server: send transactional email and manage domains, contacts, audiences, templates, suppressions, webhooks, and API keys with an Emailit API key, over stdio or HTTP.

An MCP server that exposes IMAP operations as tools for AI assistants, enabling email management including listing mailboxes, reading, searching, moving, flagging emails, and creating drafts.

Thin MCP wrapper around the CocoInbox REST API, enabling email management such as listing, creating, selecting, and sending emails through natural language.

An AI-powered HR assistant that automates employee management, leave handling, ticket creation, meeting scheduling, and email notifications through natural language conversations using the Model Context Protocol.