MCP.Market

Usero MCP server

online · 100% uptime
by usero.io·io.usero/usero·v1.28.0
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Your user feedback in your agent: read the inbox, build forms, file issues, open an AI PR.

B84/100grade B
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Safety scan
B84/100

not scanned yet

Adoption
Growing

0 stars

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Usero tools

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

Not scanned yet. New listings are scanned within a day or two of arriving.

How Usero compares

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

Safety score
84/100
higher than 76% of 916 Email servers
Uptime
100%
of our recent checks; the typical remote Email server answers 100%
Response time
342 ms
faster than 47% of 609 Email servers

Release history: 2 versions in the registry since 2026-09-05, latest 2026-10-22, typically one every 47 days.

Install Usero in Claude Code, Cursor or VS Code

claude mcp add --transport http usero https://usero.io/mcp/oauth
Add to Cursor

What the publisher says

From the Usero repository's README, as published. We do not edit it. Read it on GitHub

Usero plugin for Claude Code

Read your user feedback inbox and clusters, file feedback, and open AI pull requests without leaving Claude Code.

/plugin marketplace add usero-feedback/claude-plugin
/plugin install usero@usero

Setup, the tool list and config for other MCP clients (Cursor, Claude Desktop, Windsurf, VS Code): https://usero.io/docs/mcp

The plugin's own README with install details lives at plugins/usero/README.md.

Root .mcp.json and skills/ are copies for Open Plugins compatible scanners; the canonical plugin is plugins/usero.

This repo is a mirror

This repository is a one-way mirror of the private Usero source. Every push to the source syncs plugins/usero/ and .claude-plugin/marketplace.json here; commits made directly to this repo get reverted by the next sync. Please report problems through https://usero.io/contact?subject=Claude%20Code%20plugin rather than opening pull requests here.

License

MIT, see LICENSE.

Nothing above is checked by us. What we check is on the safety report.

Usero: common questions

Is Usero MCP server safe?
Mostly: it is graded B (84/100). Read the Usero safety report
How do I install Usero?
It runs remotely at usero.io. 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 Usero need an API key?
Yes. The registry entry asks for Authorization.
Is Usero maintained?
The last commit was 22 days ago (2026-10-14). The latest release is v1.28.0.
Is Usero 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 Usero?
Servers from other publishers that do the same job: Agent Relay MCP server, Workspace MCP server and Inbox Zero MCP server.
How does Usero compare with other Email MCP servers?
safety score 84/100 (higher than 76% of 916 Email servers); uptime 100% (of our recent checks; the typical remote Email server answers 100%); response time 342 ms (faster than 47% of 609 Email servers). Full comparison.

Alternatives to Usero

Same job from other publishers: the closest match first, then the best rated.

  • Agent Relay
    End-to-end encrypted inbox where AI agents deliver files and request human approval.
    B
  • Workspace
    Google Workspace MCP server for Gmail, Drive, Calendar, Docs, Sheets, Slides, Forms, Tasks, Chat.
    A
  • Inbox Zero
    Search Gmail and Outlook, save drafts, manage email rules, and view email stats.
    A
  • Atomic Mail
    Programmable email inbox for AI agents — JMAP, PoW auth, stdio MCP server.
    A
  • LMCP
    Mac & Windows: let ChatGPT, Claude & Cursor use your email, calendar, iMessage, Teams, files.
    B