andeya

andeya / ide-relay-mcp

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Relay is an MCP server that turns relay_interactive_feedback into a blocking tool call. Human feedback layer for AI IDEs (MCP)

ai cursor ide mcp tokens
17
2
100% credibility
Found Mar 22, 2026 at 17 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Rust
AI Summary

Relay is a desktop app that provides a local review window for approving or editing AI-generated code suggestions in IDEs like Cursor before the AI proceeds.

How It Works

1
🔍 Discover Relay

You hear about Relay, a handy sidekick for AI coding tools that lets you check and tweak suggestions before they run.

2
📥 Download and launch

Grab the app for your computer and open it—it shows a welcoming hub ready for action.

3
🔗 Link to your coding app

Follow the simple setup to connect it to your AI IDE like Cursor, so it knows when to pause for you.

4
⏸️ AI suggests, you review

Your AI coding helper generates an idea, then smartly waits—Relay pops up with the suggestion right there for your eyes.

5
✏️ Add your thoughts

Type feedback, fix details, or attach screenshots and files to make it perfect.

6
✅ Approve and go

Hit send, and your refined input flows back—the AI picks up right where you left off.

🚀 Smarter coding flow

Now every AI step gets your quick human touch, making your projects safer and more reliable.

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Star Growth

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AI-Generated Review

What is ide-relay-mcp?

Relay is a native desktop MCP relay server that inserts a human-in-the-loop checkpoint into AI IDE agents, turning the relay_interactive_feedback tool into a blocking call. Your IDE like Cursor or Windsurf launches relay mcp on stdio; it pauses the agent's tools/call round trip until you submit text, images, or files via a persistent tabbed GUI over loopback HTTP. Built in Rust with Tauri and Vue, it handles large retell payloads without ARG_MAX limits and stores everything locally.

Why is it gaining traction?

Unlike one-off subprocess UIs, Relay runs a single resident window with session tabs labeled by timestamp, merging streams via relay_mcp_session_id for continuity. Slash-completion pulls from your IDE's commands and skills, plus drag-drop attachments and auto-cleanup storage. One-click mcp.json setup for Cursor/Windsurf, CLI relay feedback for testing, and WSL path rewrites make it plug-and-play without cloud dependencies.

Who should use this?

Agent builders in Cursor or Windsurf needing human QA sign-off before the next step, like policy reviews or adding files to workflows. Teams enforcing compliance gates on AI outputs, or solo devs prototyping blocking calls with easy session handoff. Anyone tired of chat-only feedback in MCP chains.

Verdict

Grab the binary and test relay mcp if you're on MCP IDEs—docs and rule templates speed adoption despite 17 stars and 1.0% credibility. Early maturity shows in thorough bilingual guides, but watch for edge cases in multi-tab chaos.

(187 words)

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