Expression Atlas

About Expression Atlas

Use Expression Atlas with your agent

claude mcp add --transport http expression-atlas https://gateway.pipeworx.io/expression-atlas/mcp

{
  "mcpServers": {
    "expression-atlas": {
      "url": "https://gateway.pipeworx.io/expression-atlas/mcp"
    }
  }
}

Frequently asked questions

What is Expression Atlas?

Expression Atlas is an MCP (Model Context Protocol) server by pipeworx-io. EBI Expression Atlas MCP.

How do I connect Expression Atlas to Claude, Cursor, or another MCP client?

Expression Atlas is a remote MCP server — add its endpoint (https://gateway.pipeworx.io/expression-atlas/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.

Is Expression Atlas open source?

Yes — the source code is public at github.com/pipeworx-io/mcp-expression-atlas.

Can AI agents pay to use Expression Atlas?

Not yet through Loomal — Expression Atlas is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.