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Lassare

  • 5 repo stars
  • Updated March 3, 2026
  • lassare-hq/agent-configs

Lassare Ask is an MCP server that routes agent questions and approval requests to humans via Slack.

About

Lassare Ask is a Model Context Protocol server that implements human-in-the-loop control for AI coding agents. developers who ship with Claude Code, Cursor, or similar tools can register the remote endpoint so agents stop when judgment is required, post questions, and wait for answers or sign-off delivered through Slack. That pattern reduces silent wrong turns on migrations, billing changes, or production-touching commands while keeping you async-friendly. The server exposes streamable HTTP transport and expects a secret Bearer token on each call, which fits standard MCP client configuration in agent JSON or IDE MCP panels. It is an integration layer, not a replacement for code review skills: it governs when the agent may proceed. Teams of one still benefit because Slack becomes the single inbox for agent escalations instead of buried terminal prompts.

  • Streamable HTTP remote at mcp.lassare.com with Bearer API authentication
  • Ask clarifying questions from the agent when requirements or tradeoffs are ambiguous
  • Request explicit human approval before destructive or high-impact operations
  • Slack as the approval surface so solo builders stay in one notification habit
  • Version 1.0.1 with config sourced from lassare-hq/agent-configs on GitHub

Lassare by the numbers

  • Data as of Jul 7, 2026 (Skillselion catalog sync)
terminal
claude mcp add --transport http ask https://mcp.lassare.com/mcp --header "Authorization: Bearer YOUR_TOKEN"

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repo stars5
TransportHTTP
AuthRequired
Last updatedMarch 3, 2026
Repositorylassare-hq/agent-configs

What it does

Pause autonomous agents and route decisions or approvals to you in Slack instead of guessing on risky changes.

Who is it for?

Best when you're running long agent sessions and already live in Slack and want guardrails on approvals.

Skip if: Skip if you want in-IDE-only prompts with no Slack workspace or no appetite for hosted MCP auth.

What you get

After you connect Ask with a Bearer token and Slack, agents can halt, message you, and continue only once you approve or clarify.

  • Registered remote MCP endpoint for ask/approve flows
  • Slack messages when agents need input or sign-off
  • Auditable human decisions before risky agent steps proceed

By the numbers

  • Remote MCP version 1.0.1
  • Single streamable-http endpoint at mcp.lassare.com/mcp
  • Required secret Authorization Bearer header
README.md

Lassare — Control Claude Code, Copilot, Cursor & Gemini CLI Remotely

Your AI coding agent keeps running. When it needs your input, Lassare sends the question to Slack. You answer from your phone. The agent continues.

Lassare is an MCP server that lets you respond to AI coding agent questions remotely via Slack — so you don't have to stay at your desk while your agent works.

Supported Agents

Tested & Documented

Other MCP Clients

Lassare works with any MCP-compatible agent (Windsurf, Continue, Aider, and more). Use the generic config as a starting point.

Using a different agent? Let us know what works or what you'd like us to support next.

Quick Start

  1. Sign up at portal.lassare.com and connect your Slack workspace
  2. Get your API key from Agent Setup
  3. Choose your agent from the folders above
  4. Follow the README in that folder

Setup is manual — you copy config files into your project. This keeps everything transparent and customizable with no hidden dependencies.

How It Works

┌────────────────┐     ┌─────────────┐     ┌─────────────┐
│  Your Agent    │────▶│   Lassare   │────▶│ Your Slack  │
│ (ask / approve)│◀────│   (MCP)     │◀────│ (DM/mobile) │
└────────────────┘     └─────────────┘     └─────────────┘
  agent continues       relays answer        you respond

Two tools:

  1. ask — Agent needs clarification → you get a Slack DM → reply with your answer
  2. approve — Agent needs permission for a risky action → you get Approve/Deny buttons in Slack

Hooks (included for supported agents):

  • Auto-approve mode keeps the agent moving between questions
  • Lassare hooks intercept dangerous commands (rm -rf, git push --force, sudo, etc.) and route them to Slack — so you stay in control from anywhere
  • The list of dangerous commands is customizable in permission-approve.sh
  • A stop hook asks "Anything else?" before the agent stops

Questions and approvals expire after 15 minutes if not answered.

Common Questions

How do I control Claude Code remotely? Add Lassare as an MCP server in your .mcp.json. When Claude Code needs input, it calls the ask tool — the question arrives on Slack, you respond from your phone, Claude Code continues.

Can I answer Cursor questions from my phone? Yes. Configure Lassare in Cursor's MCP settings. When the agent hits a decision point, you get a Slack notification and reply from anywhere.

Does GitHub Copilot in VS Code work with Lassare? Yes. VS Code 1.109+ supports MCP servers and agent hooks. Add Lassare to .vscode/mcp.json and enable hooks for remote approval of dangerous commands.

Does Gemini CLI work with Lassare? Yes. Gemini CLI supports MCP servers. Add Lassare to your settings and agent questions arrive via Slack.

Can I use my AI coding agent while AFK? That's exactly what Lassare is for. Your agent keeps running wherever it's running — you just answer questions remotely via Slack when it needs your input.

Is my code sent to Lassare? No. Lassare only sees the questions your agent sends. Your code stays on your machine.

Modes

  • Inline mode (default): Questions asked directly in the conversation — for when you're at your desk
  • Slack mode: Questions go to your Slack DM — respond from your phone while AFK

Toggle with /lassare-slack or /lassare-inline commands.

Note: Hook behavior depends on your agent's version and may change with updates. If something stops working after an agent update, open an issue. To propose changes, submit a PR.

Pricing

  • Free: 200 questions/month, no credit card required
  • Solo: $9/month for 2,000 questions/month

Contributing

We welcome contributions! See CONTRIBUTING.md for guidelines.

Ways to contribute:

  • Add support for new agents
  • Improve prompts for better agent behavior
  • Fix bugs or typos
  • Add examples and use cases

Links

License

MIT License - see LICENSE

Recommended MCP Servers

How it compares

MCP human-in-the-loop bridge, not a local agent skill for writing or reviewing code.

FAQ

Who is Lassare Ask for?

It is for developers and small teams using AI coding agents who need Slack-based questions and approvals before sensitive actions.

When should I use Lassare Ask?

Use it whenever agents touch production, payments, data deletion, or unclear product decisions and you want an explicit human gate.

How do I add Lassare Ask to my agent?

Add the streamable HTTP remote https://mcp.lassare.com/mcp in your MCP client and set the Authorization header to Bearer plus your Lassare API key.

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