MCP servers for HTTP / API

33,070 MCP servers on Mcprush that work with HTTP / API.

33,070 MCP servers

Scanned where there is a package or repository to read, graded from its tool list where there is only an address — the grade is on each server's page
Works with HTTP / API

Email header analyzer: SPF/DKIM/DMARC/ARC verdicts, domain alignment, hop delays. No lookups.

1 tool
Free

AI-powered email outreach platform — send campaigns with deliverability tracking.

34 tools
Free

Read subscribers, groups, campaigns, fields, segments, automations, webhooks; safe additive writes.

13 tools
Free

Find and verify work emails with live SMTP checks and catch-all detection. Free 10 calls/day.

3 tools
Free

Email verification for AI agents: verify addresses and lists, check credits, manage integrations.

Free

A real inbox for agents: read mail, draft replies you approve, wait for verification codes.

25 tools
Free

Email for agents: domains, aliases, IMAP mailboxes, DNS, sending and webhooks via one API key.

Free

Give AI agents their own email inboxes: list, read and send mail via scoped, revocable OAuth grants.

Free

Your own IMAP mailbox in any MCP client: search, read, flag, move; send and delete need confirm.

7 tools
Free

MailSenpai: lists, campaigns, DNS & spam checks (74 tools, OAuth, EU). SMTP Senpai: SMTP & API.

Free

Use when email lands in spam: audits SPF, DKIM, DMARC, MX and returns the DNS records to fix it.

8 tools
Free
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