Tools Reference

This page lists the location tools available on HERE Location Reasoning. Each tool can be invoked via the MCP tools/call method.

To get the live list of available tools with full input/output schemas, call the tools/list MCP method.

Available Tools

Geocoding

Tool	Description
`geocode`	Convert a text address or place name into geographic coordinates with detailed address information
`reverse-geocode`	Convert geographic coordinates (latitude/longitude) into a text address or place name

Routing

Tool	Description
`calculate-route`	Calculate an optimized route between origin and destination with distance, duration, navigation instructions, and cached route IDs for follow-up tools
`find-route-stops`	Find stop locations along a cached route at regular time or distance intervals using stored route spans and polylines
`matrix-routing`	Calculate routing matrices (travel time and distance) between multiple origins and destinations

Search & Discovery

Tool	Description
`discover`	Search for places of interest using natural-language queries, with support for along-route and area-based searches

Traffic

Tool	Description
`traffic-flow`	Get real-time traffic flow data for a circle, bounding box, corridor, segment references, or a cached route corridor

Isolines

Tool	Description
`isoline-route`	Calculate reachable isoline polygons from an origin or toward a destination, returning cached isoline IDs for follow-up tools

Map Rendering

Tool	Description
`data-visualization`	Render interactive map visualization with support for inline GeoJSON and cached route/traffic/isoline IDs

Tool Discovery

The tools/list MCP method returns the current set of enabled tools with their full JSON Schema definitions for input and output. This is always the authoritative source for what tools are available and what parameters they accept.

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/list",
  "params": {}
}