Agentsync MCP Server

Multi-agent coordination MCP: claim work, survey peers, resolve conflicts via a git branch as CAS.

Local serverstdio

What is the Agentsync MCP server?

Most developer tooling work still happens through a UI a human drives. Agentsync MCP server moves it into the conversation instead. Multi-agent coordination MCP: claim work, survey peers, resolve conflicts via a git branch as CAS.

The short version

An MCP server that lets two (or more) AI agents collaborate on the same git repository without stepping on each other. Each agent declares what it's building before it builds, sees what its partner has claimed, and detects conflicts when work lands — all coordinated through the repo itself, with no lock server and no requirement that both agents be online at once.

The tools it exposes

The server publishes 2 tools. What each one is for:

  • claim_overlap — declared-path intersection (intent, path-aware)
  • merge_conflict — a real git merge-tree dry-run merge (textual). Catches

Getting it running

Setup follows the usual MCP pattern — install or clone the server, register it in your client's configuration file, restart the client.

What it needs from you

Configuration is passed through the environment: AGENTSYNC_BOARD_REPO, AGENTSYNC_AGENT_ID. Treat anything key-shaped as a real credential — scope it to the minimum the server needs, and rotate it if it ever lands in a shared config.

How it compares

This sits in the developer tooling group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Agentsync's toolset — claim_overlap, merge_conflict — is a fair guide to whether it matches your workflow. It is maintained by jarmstrong158; worth a glance at recent repository activity before you build anything load-bearing on it.

We check each listing at SyncDev against the project's documentation before it goes live — if something here drifts out of date, it is a bug worth reporting.

Things to watch

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Keep per-call confirmation enabled while you learn its behaviour; it is the cheapest safeguard you have.

Available tools

ToolWhat it does
claim_overlapdeclared-path intersection (intent, path-aware).
merge_conflicta real git merge-tree dry-run merge (textual). Catches

Configuration

VariableDescriptionRequired
AGENTSYNC_BOARD_REPOConfiguration value read at startup.Optional
AGENTSYNC_AGENT_IDConfiguration value read at startup.Optional

Example prompts to try

  • Use Agentsync to claim overlap.
  • Use Agentsync to merge conflict.

Frequently asked questions

It connects Agentsync to MCP-compatible AI assistants such as Claude and Cursor, exposing 2 tools (claim_overlap, merge_conflict) that the assistant can call on your behalf. Instead of copying data back and forth by hand, the assistant works with Agentsync directly.