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Side-by-side comparison of two Model Context Protocol servers. Pick the right one for Claude Desktop, Claude Code, or Cursor.
A pre-action risk gate for AI agents. Your agent calls the forecast tool before any irreversible action — send email, run SQL, make a payment, delete a file — a
| Feature | Blackwall | Gmail |
|---|---|---|
| Pricing | Free | Free |
| Installs | — | 18 421 |
| Rating | — | 4.8 (312) |
| Verified | — | |
| Hosted | Hosted | Hosted |
| Tools | — | 5 |
| Category | communication | communication |
| Author | bluetieroperations-create | |
| Repo | bluetieroperations-create/blackwall-mcp | unyly/mcp-gmail |
A pre-action risk gate for AI agents. Your agent calls the forecast tool before any irreversible action — send email, run SQL, make a payment, delete a file — and gets a risk score (0–100) and a GO / CONFIRM / STOP verdict in a few seconds.
Give Claude access to your Gmail. Search your inbox, draft replies, summarize threads and triage unread mail — all in conversation.
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