"How to send an email through the end-user's Outlook" matching MCP servers:

Real-time email verification API with syntax, MX, disposable detection, role-based flags, quality score 0-100. Built for agent outreach pipelines with pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

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

Enables Claude Code to create HubSpot marketing email drafts from Markdown and Word documents with automatic image handling and brand guidelines.

Enables pushing enriched leads into Instantly or Smartlead campaigns with ICP score gating, deduplication, and dry-run previews via an Apify actor.

Enables finding and verifying work emails for contacts through a waterfall of provider keys, with per-provider cost attribution and verification after each finder.

MCP server for qualifying and responding to inbound leads in seconds using a multi-agent AI pipeline.

Resolves a company domain to its LinkedIn company page URL. Lightweight enrichment tool for sales and prospecting workflows.

Enables AI agents to interact with ActiveNet OpenAPI services for managing organizations, activities, customers, facilities, and more.

Validates email deliverability, assesses domain credibility, and scores B2B leads from A-F to help prioritize outreach, with batch processing and a free tier.

Provides read-only EspoCRM access for AI assistants, enabling record retrieval and preparation of signed change sets without direct modification or deletion.

Enables Claude to interact with the Lever ATS for candidate management, interviews, feedback, and more, using OAuth with Google Workspace for Samba employees.

MCP server that enables Google ADK agents to triage solar fault signals, retrieve Salesforce diagnostics via hosted MCP prompt templates, and create WorkOrder records when replacements are needed.

Integrates Lever ATS with Claude Desktop to manage hiring pipelines through natural language, offering tools for candidate search, pipeline management, file and application handling, and advanced sourcing.

MCP-native sales intelligence server enabling prospect enrichment, LinkedIn scraping, and CRM push to HubSpot/Salesforce via natural language.

MCP server for the Mamba Labs People Finder & Email Verifier actor on Apify. Give it a company domain, name or LinkedIn URL and it returns the people at that company who match your role, seniority and department filters, each as a structured contact record with an optional verified business email.

MCP server for the Nimbus helpdesk that enables an AI assistant to manage support tickets, search cases, escalate issues, send responses, and track SLA compliance.

Enables AI assistants to enrich contacts and build audiences via the YourICP API. Provides tools to set an API token, submit contact lookups by email or LinkedIn URL, and poll for enrichment results.

Enables AI assistants to search leads, view profiles, manage lists, send InMails, and export data from LinkedIn Sales Navigator through browser automation.

MCP server for emailfinder.dev that enables AI assistants to find verified professional email addresses via name/domain, LinkedIn URLs, company domains, roles, and email validation.

An MCP server that provides the complete operations brain of an industrial-services company, enabling agents to manage quoting, booking, invoicing, safety, and finances end-to-end.