MCP connectors for Claude

Email Send API

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Send emails programmatically via Resend.

Email Sender — Transactional Email via API

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Email sending API for AI agents.

• Email Send Message: Use this when you need to send an email to one or more recipients. Returns delivery confirmation in JSON. Returns: 1. messageId (unique identifier) 2. status (sent/queued/failed) 3

email-spam-tester

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Test an email before it goes out: a disposable address, 41 checks with RFC citations, a fix plan.

email-validator

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Cloudflare Workers MCP server: email-validator

Validate a batch of email address formats and check whether each valid domain publishes MX records.

• Email Validator: Validates email syntax and MX records. x402 payment required (Base mainnet USDC).

Validates email syntax and MX records.

Email Verification API

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Verify emails: syntax, MX records, disposable detection, quality score 0-100.

Email Verification MCP

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Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.

email-verifier

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Verify email deliverability & find business emails (single or bulk) via the Verifox API.

email-verifier

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Verify email deliverability and find business emails from Claude and any MCP client — single or bulk.

• Verify Email: Verify whether ONE email address is deliverable. Checks syntax, MX, SMTP, catch-all, disposable, free-provider and role detection, and returns a 0-100 quality score. Charges 1 Fox Credit
• Verify Emails: Bulk-verify a LIST of email addresses. Submits the whole list, waits for completion, and returns one result per email (same fields as verify_email). Best for cleaning lead lists. Charge
• Find Email: Find ONE person's business email from their name and company domain. Generates ~50 permutations and SMTP-verifies each, waits for the result, and returns the best match (or not_found). Cha

Emailable

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Emailable MCP — wraps the Emailable email verification API (emailable.com)

Run cold email outbound from an AI agent: campaigns, leads, replies, sender accounts, autopilot.

Emailens MCP

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Analyze, audit, fix and diff HTML, MJML, Maizzle and React Email across 21 email clients.

emailens-mcp

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@emailens/mcp MCP server for email compatibility analysis.

• Preview Email: Full email compatibility preview , transforms HTML for 21 email clients, analyzes CSS, generates scores, simulates dark mode, checks inbox preview and email size.
• Analyze Email: Quick CSS compatibility analysis , returns warnings and per-client scores.
• Audit Email: Comprehensive quality audit , CSS compatibility, spam, links, accessibility, images, inbox preview, size, templates, content overflow, visual bugs.

Classify email addresses and domains by provider and type (business, personal, disposable).

emailmd

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Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

emailverifier.dev

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Verify emails and domains for routing, disposable providers, role accounts, and SMTP risk.

emap — Euskadi hyperlocal mobility

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Basque Country hyperlocal mobility: ES/EU semantic search, routing, open-data POIs, peak-bagging.

embedded-docs

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Page-cited retrieval for embedded docs, datasheets, MISRA, CMSIS, and RTOS references.

embedding-search

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Cloudflare Workers MCP server: embedding-search

Characters, campaigns, adventures & worlds for D&D 5e/5.5e, Pathfinder, Savage Worlds, Fate, & more.

emberverse

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A living knowledge graph to read, think against, and leave a deposit in that outlives you.

emblem-mcp

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EmblemAI MCP EmblemAI is a hosted Model Context Protocol server that gives AI agents a full-featured crypto wallet plus 200+ tools for trading, DeFi, NFTs…

• FirecrawlExtract: Investigate or Extract structured data from web pages or urls using Firecrawl
• Websearch: Search the web for current news, information, and announcements. Use this for real-time market insights and breaking news.Do NOT use it for real-time price data for prices and swaps, use qu
• BaseFindClankerTokens: Find meme tokens on Base via Clanker (clanker.world). Returns tokens with price, market cap, 24h volume, and price changes. Use 'q' param to search by name/symbol. Sort by marke

emboss

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Make any PDF form fillable, fill it from data or documents, read it back, and fax the result.

Emdb

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EMDB (EBI Electron Microscopy Data Bank) MCP — keyless.

Search, install and submit Markdown skills for AI agents; private Brain files when signed in.

emem, the verifiable memory protocol for the physical world

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Shared memory for AI agents.

emer-ai

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Emercoin Agent Gateway — give your AI agent a verifiable on-chain identity and durable memory on the Emercoin blockchain (NVS).

• Node Status: Emercoin node version, block height and chain sync status.
• Read Record: Read an Emercoin NVS record by its full name. Returns the confirmed record, or a `pending` record if the write is still in the mempool.
• Whoami: Return your authenticated GitHub-rooted identity (id, login, tariff).

Emercoin Agent

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On-chain identity and durable memory for AI agents on the Emercoin blockchain (NVS).

emercoin-swap

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Keyless MCP exchanger for AI agents — pay an exact amount to one deposit address, EMC delivered to any address.

• Get Swap Config: Return the current order limits and fixed rate for buying EMC with USDT: min/max USDT per order and emc_per_usdt (EMC you receive = amount_usdt × emc_per_usdt). Call this first to cho
• Buy Emc: Open an order to buy EMC with USDT (TRC20) and get back a shared TRON `deposit_address` plus the EXACT `amount_usdt` to send. This does NOT move funds: you then transfer that exact figure (it
• Get Order Status: Return the current status of a buy_emc order by its `token`: the status, the exact amount, the EMC amount and destination address, and the `emc_txid` once delivered. Use this to poll