Messaging

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.

EmpirioLabs AI

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Every EmpirioLabs model and platform feature as tools: chat, media, search, jobs, GPU Cloud, agents.

Your first AI Employee.

• Get Employee Zero Info: Get comprehensive information about Employee Zero, the AI employee platform. Use this when someone asks about AI assistants, virtual employees, task automation tools, or AI-pow
• Try Email Drafter: Get a link to Employee Zero's free AI Email Drafter tool. Users can paste any email they received and get a professional reply drafted in seconds — no signup required. Great for dem
• Get Employee Zero Pricing: Get Employee Zero's current pricing. Founding 100 members get $29/mo locked forever (normally $39/mo). Annual plan is $199/yr ($16.58/mo).

Enriquecimento de Lead

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Enriches a contact from a mobile number and email, returning the associated registration data.

Envloped

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Send transactional email, verify domains, build contact segments, and draft marketing campaigns.

Espn

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ESPN MCP — keyless multi-sport live scores, teams, and news via ESPN's public site API.

ethora-mcp-server

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Ethora chat platform MCP: apps, users, rooms, AI agents, chat widgets.

Etincel

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Étincel Find the AI tells in your prose.

• List Styles: List every available style: premade emotional-tone presets plus any voices this installer has trained from their own samples.
• Get Style Guide: Fetch the full drafting guide for one style (a preset id like 'direct-warm', or the id of a trained voice).
• Train Style: Analyze one or more of the installer's own writing samples and persist a trained voice profile under that name, scoped to this installer only. Call again with the same name (or the voice'

eu-verify

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eu-verify lets AI agents verify any European business partner: company existence (official French SIREN registry), insolvency records (BODACC), EU VAT…

• Screen Sanctions: Fuzzy name screening against the five major official sanctions lists (EU consolidated financial sanctions, US OFAC SDN, UN Security Council, UK FCDO Sanctions List, French national a
• Lookup Company Fr: Official French company registry search via recherche-entreprises.api.gouv.fr (INSEE Sirene data, updated daily). Query: ?q=airbus or ?q=383474814 (name or SIREN), optional per_page
• Check Insolvency Fr: Legal announcements published in the French BODACC official gazette for one company, queried by SIREN (Luhn-validated). Query: ?siren=383474814 (required) &famille=collective|vent

Euclid

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AI models do not calculate.

• Calculate: Deterministic calculator for mathematical expressions. Arithmetic, percentages, exponents, roots, trigonometry, logarithms, factorials, and any expression with a numerical answer.
• Convert: Converts between units of measurement. Supports length, weight, volume, temperature, area, speed, time, data (bytes/bits), and 100+ other units.
• Statistics: Descriptive and inferential statistics. Mean, median, mode, std dev, variance, percentile, z-test, t-test, chi-squared, confidence intervals, correlation, and normal distribution functions

Send transactional email and manage domains, audiences, and broadcasts from any MCP client.

eve-mcp

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One Memory.

• Memory Store: Store a piece of knowledge into memory. Args: text: The exact text content to remember (required for semantic/episodic/auto, optional for preference store) source: The source origin of t
• Memory Search: Search memory using a natural language query. Args: query: The natural language question or keywords source_agent: Agent/tool calling this API (audit trail). limit: Max number of result
• Memory Get Preferences: Get stored preferences for a context. Use at session start to load behavioral preferences. Args: source_agent: Agent/tool calling this API (audit trail). Default "unknown". con

eventtia-mcp

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Eventtia helps event teams manage private events, attendees, payments, sessions, workshops, checkpoints, and reporting.

• ListAttendeeTypeCustomFields: Returns the form fields configured for an attendee type. Default fields (`first_name`, `email`, etc.) and custom fields are both included. **Filters:** by default returns
• CreateAttendeeTypeCustomField: Creates a new custom field on an attendee type. Required: `name`, `input_type`. **Multiple-choice inputs** (`select`, `checkbox`, `radio`) require `values` as a JSON arr
• UpdateAttendeeTypeCustomField: Updates an existing custom field. Default fields support a restricted set of mutations (only `required`, `display`, `allow_duplicate_values` for `email`, `min_age` for `

Evermuse MCP

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Evermuse plugs your AI assistant straight into your customer knowledge base through one OAuth-authenticated endpoint.

• Search: ALWAYS call find_skills and read_skills first in a thread, using a precise selection based on this server's name and precise tool name (find_skills, read_skills). Search across user needs, fee
• Find Skills: ALWAYS call this tool FIRST. Use the find_skills tool to find skills that will help you use Evermuse tools productively, responsibly, and safely. The skills you can find include skills li
• Read Skills: Use this immediately after find_skills and BEFORE beginning to work on any task involving Product work or Customer Voice. Accepts an array of skill ids (from find_skills) and returns the

excel-spreadsheet-xlsx-csv

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Open, inspect, filter, edit and convert xlsx and csv files from your AI chat.

Weekly 5-15 reports for executive teams: submit reports, fetch the Friday briefing.

Expense

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Receipt tracker with no friction: receipts arrive by email and file themselves

expense-tracker-receipts-mileage

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Log expenses, receipts and mileage from chat: auto-categorise, split VAT, summarise, export, rebill.

ExpenseBot

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Capture receipts, scan Gmail, analyze spending, and create reviewed reports from AI assistants.

exposureguard-mcp

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ExposureGuard is a domain security scanning platform that grades any domain A through F based on 8 automated checks: SPF, DMARC, SSL/TLS, HTTPS redirect…

• Scan Domain: Run a comprehensive 8-point security audit on any domain. Checks SPF (email spoofing prevention), DMARC (email authentication policy), SSL/TLS certificate validity, HTTPS redirect enforce
• Get Grade: Retrieve the most recent cached security grade for a domain without triggering a new scan. Returns the letter grade (A-F), numeric score (0-100), and timestamp of when the grade was last ca
• Get Remediation: Get actionable, copy-paste fix instructions for every failing security check on a domain. Returns specific DNS TXT records to add (SPF, DMARC), server configuration snippets (Nginx, A