# station-add-tool

`station__station__station-add-tool` · external (needs EXECUTION_BACKEND_URL configured) · domain `station` · pv-relevance `non-pv`

Add a tool to an existing station config.

> **Note:** This tool routes through an external execution backend. If `EXECUTION_BACKEND_URL` is unset on the server, calls return JSON-RPC error `-32603 "Tool execution backend not configured"`. Tools with `backend: native` execute in-process and are always callable.

## Agent metadata

- `idempotent`: unknown
- `read_only`: unknown
- `expected_latency_ms`: unknown (not yet contract-tested)
- `cost_tokens_estimate`: unknown

## Input schema

- `description` *string* (required) — Tool description for agent discovery.
- `execution_type` *string* (required) — Execution type: "extract", "navigate", "fill", or "click".
- `name` *string* (required) — Tool name (kebab-case).
- `route` *string* (required) — Route path the tool targets.
- `vertical` *string* (required) — PV vertical name to add the tool to.

## Example call

```json
POST /api/mcp
Content-Type: application/json

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "station__station__station-add-tool",
    "arguments": {
      "description": "",
      "execution_type": "",
      "name": "",
      "route": "",
      "vertical": ""
    }
  }
}
```

## Related

- [/tools](/tools) — all 3062 tools
- [/tools/station__station-add-tool](/tools/station__station-add-tool) — HTML page
- [/tools/station__station-add-tool/json](/tools/station__station-add-tool/json) — JSON form (agent-friendly)
- [/api/mcp](/api/mcp) — endpoint
- [/AGENTS.md](/AGENTS.md) — agent guide