MCP.Market

tell.dev MCP server

online · 100% uptime
by tell.dev·dev.tell/tell·v0.7.9
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Message someone through your coding agent. Their agent gets your note and explains it.

B77/100grade B
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Safety scan
B77/100

full report

Adoption
New

Little public usage data yet

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

tell.dev tools

Tool list not cached yet. `describe` through the gateway fetches it live.

Public scan report

scanner v0.1.10 · 2026-10-14 · same rubric, same numbers if you re-run it

1 low
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 286ms (auth required)20/20
  • –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
  • Auth qualityOAuth resource metadata advertised on 40115/15
  • Maintenanceno repository listed3/15
  • Maintainer identityendpoint served from the registry-verified namespace domain8/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 77/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How tell.dev compares

Against every graded AI and agents MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
77/100
higher than 50% of 4,461 AI and agents servers
Uptime
100%
of our recent checks; the typical remote AI and agents server answers 100%
Response time
200 ms
faster than 66% of 2,334 AI and agents servers

Release history: 2 versions in the registry since 2026-09-10, latest 2026-09-24, typically one every 14 days.

Install tell.dev in Claude Code, Cursor or VS Code

claude mcp add --transport http tell https://tell.dev/mcp
Add to Cursor

Grade history

  • 2026-10-14restoreC → Bscore 77: No source repository listed

tell.dev: common questions

Is tell.dev MCP server safe?
Mostly: it is graded B (77/100). Read the tell.dev safety report
How do I install tell.dev?
It runs remotely at tell.dev. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does tell.dev need an API key?
No key to paste: it signs you in with OAuth when your client connects.
Is tell.dev maintained?
The latest release is v0.7.9.
Is tell.dev up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of tell.dev?
Servers from other publishers that do the same job: Serena MCP: the IDE for your agent MCP server, Figma Context MCP server and Agent-Native Clips MCP server.
How does tell.dev compare with other AI and agents MCP servers?
safety score 77/100 (higher than 50% of 4,461 AI and agents servers); uptime 100% (of our recent checks; the typical remote AI and agents server answers 100%); response time 200 ms (faster than 66% of 2,334 AI and agents servers). Full comparison.

Alternatives to tell.dev

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  • Figma Context
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  • Agent-Native Clips
    Screen recording, meeting notes, and voice dictation - all with AI
    A
  • IWE (iwe.md)
    Markdown knowledge base as agent memory. Runs against the notes directory it is started in.
    A
  • SuperCompress
    Compress coding-agent context ~64%. Hosted Neural Keep MCP for Cursor/Claude/Codex.
    B