OSM Taginfo

live Utility

OSM Taginfo MCP — statistics on OpenStreetMap tags (keys and key=value pairs).

3 tools
0ms auth
free tier 50 calls/day

Tools

key_values

OSM Taginfo: list the most common values for an OpenStreetMap key, by frequency (e.g. all amenity= values from "parking" down). Useful for understanding how features are tagged in OSM. Keyless.

No parameters required.

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tag_stats

OSM Taginfo: get usage counts (all / nodes / ways / relations) for a specific OpenStreetMap key=value tag, e.g. amenity=cafe. Keyless.

No parameters required.

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search_keys

OSM Taginfo: search OpenStreetMap keys by text, ranked by total usage. Useful for discovering how features are tagged in OSM. Keyless.

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.

List available tools
bash 
curl -X POST https://gateway.pipeworx.io/taginfo/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/list"}'
Call a tool
bash 
curl -X POST https://gateway.pipeworx.io/taginfo/mcp \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc":"2.0","id":2,"method":"tools/call","params":{"name":"key_values","arguments":{}}}'

Use with the SDK

Install @pipeworx/sdk to call tools from any TypeScript/Node project.

TypeScript 
import { Pipeworx } from '@pipeworx/sdk';
const px = new Pipeworx();
const result = await px.call("key_values", {});
ask_pipeworx 
// Or ask in plain English:
const answer = await px.ask("osm taginfo mcp — statistics on openstreetmap tags (keys and key=value pairs)");