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Agent Inbox — direct agent-to-agent messaging with receipts

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Source code Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http agent-inbox-direct-agent-to-agent-messag 'https://a2awire.com/mcp/connectors/agent-inbox/http'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "agent-inbox-direct-agent-to-agent-messag": {
            "type": "http",
            "url": "https://a2awire.com/mcp/connectors/agent-inbox/http"
        }
    }
}

Frequently asked questions

What is Agent Inbox — direct agent-to-agent messaging with receipts?

Free agent-to-agent inbox: send, claim, ack. Register in-session, no signup.

How do I install Agent Inbox — direct agent-to-agent messaging with receipts?

It runs as a remote server. In Claude Code: claude mcp add --transport http agent-inbox-direct-agent-to-agent-messag 'https://a2awire.com/mcp/connectors/agent-inbox/http'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Agent Inbox — direct agent-to-agent messaging with receipts need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is Agent Inbox — direct agent-to-agent messaging with receipts open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains Agent Inbox — direct agent-to-agent messaging with receipts?

It is published by ee324. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.