Esa Gaia
liveReferenceESA Gaia MCP — the Gaia star catalogue, queried over the ESA TAP service.
Tools
gaia_cone_search"What stars are within 6 arcminutes of this position?" / "find the stars in the Pleiades core" — search ESA Gaia DR3, the 1.8-billion-star reference catalogue, for every star inside a radius of a sky
No parameters required.
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gaia_source_by_idLook up one star in ESA Gaia DR3 by its source_id and return its full astrometric and photometric record: position, parallax with its uncertainty, derived distance in parsecs and light years, proper m
No parameters required.
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gaia_adql_queryRun a read-only ADQL (SQL-like) query against the ESA Gaia archive — the full DR3 catalogue plus its cross-match and variability tables — for questions a cone search cannot express: colour-magnitude c
No parameters required.
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Test with curl
The gateway speaks JSON-RPC 2.0 over HTTP POST. You can test any pack directly from the terminal.
curl -X POST https://gateway.pipeworx.io/esa-gaia/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'curl -X POST https://gateway.pipeworx.io/esa-gaia/mcp \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"gaia_cone_search","arguments":{}}}'Use with the SDK
Install @pipeworx/sdk to call tools from any TypeScript/Node project.
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("gaia_cone_search", {});// Or ask in plain English:
const answer = await px.ask("esa gaia mcp — the gaia star catalogue, queried over the esa tap service");