Agent Comm vs Agent Comms

A side-by-side look at the Agent Comm and Agent Comms MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Agent Comm logoAgent CommCommunication · Local subprocess (stdio)Agent intercommunication - messaging, channels, shared state, and real-time events57GoodAuth: not declaredAgent Comms logoAgent CommsCommunication · Local subprocess (stdio)Cross-harness communication mesh for LLM agents — rooms, DMs, presence, and visibility over TCP64GoodAuth: not declared

Verdict: choose Agent Comm for communication work as a local process; choose Agent Comms for communication as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Agent Comm logoChoose Agent Comm when

  • You need dedicated capabilities in the Communication domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like comm_register, comm_agents, comm_send.
Explore Agent Comm

Agent Comms logoChoose Agent Comms when

  • You need dedicated capabilities in the Communication domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like agent_comms.
Explore Agent Comms

Feature & specification comparison

Rows where the two servers differ are marked.

SpecAgent Comm logoAgent CommAgent Comms logoAgent Comms
CategoryCommunicationCommunication
Quality signal57/100 · Good64/100 · Good
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredNot declared
PricingNot declaredNot declared
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars934
Directory activity 0 views 0 installs 0 upvotes 1 views 0 installs 0 upvotes
Tools71

Tools & capabilities

Agent Comm tools 7

  • comm_registerRegister with name, capabilities, metadata, skills, and auto-join channels
  • comm_agentsAgent management — actions: `list`, `discover`, `whoami`, `heartbeat`, `status`, `unregister
  • comm_sendSend messages — direct (`to`), channel, broadcast, reply (`reply_to`), forward (`forward`)
  • comm_inboxRead inbox (direct + channel messages, unread filter, `importance` filter, thread view via `thread_id`)
  • comm_pollBlock until a new inbox message arrives (supports `timeout_ms` and `importance` filter)
  • comm_channelChannel management — actions: `create`, `list`, `join`, `leave`, `archive`, `update`, `members`, `history
  • comm_stateShared key-value state — actions: `set`, `get`, `list`, `delete`, `cas

Agent Comms tools 1

  • agent_commsCross-harness agent communication mesh. Actions: register, update, whoami, web_url, create_room, list_rooms, join_room, leave_room, send, dm, list_agents, read_room, invite, decline_invite, kick, destroy_room. Pending incoming messages are included in every response.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Agent Comm

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "agent-comm": {
      "command": "npx",
      "args": [
        "agent-comm"
      ]
    }
  }
}

Agent Comms

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "agent-comms": {
      "command": "npx",
      "args": [
        "-y",
        "agent-comms"
      ]
    }
  }
}

Frequently asked questions

Agent Comm is categorized under Communication and uses a local stdio subprocess. Agent Comms belongs to Communication and uses a local stdio subprocess. Pick Agent Comm for communication work and Agent Comms for communication.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Agent Comm has no declared pricing — check the project's own site. Agent Comms has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add agent-comm and agent-comms as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Agent Comm has a quality signal of 57/100 (Good) with 0 views, 0 installs and 9 GitHub stars. Agent Comms has 64/100 (Good) with 1 views, 0 installs and 34 GitHub stars.