Communication & Collaboration MCP Servers

MCP servers for team chat, email, video, meetings and real-time collaboration tools. Each entry is scanned with the deterministic Capability-Flow Trust Model — grades are computed, never self-reported.

Email Deliverability Audit (Klymax) Remote

https://email-deliverability.api.klymax402.com/mcp

Audits email domain health by checking SPF, DKIM, DMARC and MX records, returning a deliverability score.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Email Verification (Klymax) Remote

https://email-verification.api.klymax402.com/mcp

Verifies email addresses — syntax, MX records, disposable detection and a 0-100 quality score.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Email Verifier Remote

https://mcp.verifox.ai/mcp

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

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Freight Intel Remote

https://freight.dropwatchhq.com/mcp

Freight carrier intel: new FMCSA authority feed, carrier lookup by DOT/MC, safety screen (CSA/SMS).

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Fx Signal Remote

https://fx-signal.airblock2026.workers.dev/mcp

FX bottom/top signals: 48 pairs (USD/KRW base), verdict + score, scans. Pay-per-call x402.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Google Maps Mcp Server Remote

https://nexgendata-mcp-proxy.steve-corbeil.workers.dev/google-maps-mcp-server/mcp

Local business lead extraction with email + phone enrichment from Google Maps.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Inflation Signal Remote

https://inflation-signal.airblock2026.workers.dev/mcp

Inflation & Fed liquidity thermometer: 47 macro series, too_low..too_high. Pay-per-call x402.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Just Signal Remote

https://www.ou-reports.com/api/mcp.php

Keyless MCP for Just Signal: live quotes, report library, auditable scorecard, open publishing.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Kontato Remote

https://api.kontato.ai/mcp

Give your AI agents a real WhatsApp number to send and receive messages.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Mailtempo Remote

https://mailtempo.com/api/mcp

Read-only MCP server for MailTempo's public temporary email inboxes.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

https://mcp.infobip.com/search/sse

Infobip MCP server for omnichannel communication and messaging. SMS, RCS, WhatsApp, Viber and more.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

https://zhiji-signal.run402.com/mcp

Real-time HS300 market phase detection via Landau-Ginzburg (Φ,D) framework

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

https://mcp.infobip.com/search

Infobip MCP server for omnichannel communication and messaging. SMS, RCS, WhatsApp, Viber and more.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

NeuroTrade Signal API Remote

https://neurotrade.a3eecosystem.com/mcp

AI-powered crypto trading signals: direction, confidence, TP/SL, thesis, technicals. 8 strategies.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Persimmon Remote

https://mcp.persimmonhq.com/mcp

Brand-intelligence MCP: momentum scoring, signal evidence, and competitive context for agents.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Prism — Data Enrichment for AI Agents Remote

https://enrich.gocreativeai.com/mcp

People-enrich: work email + phone, company & domain enrichment. Pay-per-call USDC, no key.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

RFix Remote

https://mcp.rfix.ai/mcp

Create RF signal projects from prompts, inspect graphs, and export IQ data.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Salvage Signal Remote

https://salvagesignal.com/api/mcp

Read-only Chicago demolition permits ranked for architectural salvage, deconstruction, and reuse.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Seoul Apt Signal Remote

https://seoul-apt-signal.airblock2026.workers.dev/mcp

Seoul apartment signals: 25 districts from official transactions, scans. Pay-per-call x402.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Stock Signal Kr Remote

https://stock-signal-kr.airblock2026.workers.dev/mcp

Korea stock (KOSPI/KOSDAQ) bottom/top signals: verdict + score, scans. Pay-per-call x402.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Stock Signal Us Remote

https://stock-signal-us.airblock2026.workers.dev/mcp

US stock bottom/top signals: S&P500 + indexes, verdict + score, scans. Pay-per-call x402.

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Zhiji Signal Remote

https://zhiji-daily-report.run402.com/mcp

Landau-Ginzburg market phase signals for A-share SOLID/LIQUID/DISORDERED detection

Communication & Collaboration Score 100/100 0 findings Cap. Minimal

Datetime npm

@odgrim/mcp-datetime

A TypeScript implementation of a simple MCP server that exposes datetime information to agentic systems and chat REPLs

Communication & Collaboration Score 99/100 0 findings 8.0k/wk Cap. Minimal

Sequenzy npm

Sequenzy MCP server for AI-powered email marketing automation

Communication & Collaboration Score 99/100 0 findings 1.0k/wk Cap. Minimal