---
title: "tool si.view.journey"
description: "a unit's id: its hops, back and forward."
section: reference
address: /reference/tools/si-view-journey
contract: 0476e35e6e275db5
---

# tool si.view.journey

a unit's id: its hops, back and forward.

[figure: Over MCP, si.view.journey takes JourneyInput and returns a card whose body is Journey.]

its hops, back and forward. The call needs the read grant at the user rung.



| | |
|---|---|
| input | [JourneyInput](/concepts/journeyinput) |
| result | a card whose body is [Journey](/concepts/journey) |
| read-only | yes |
| destructive | no |
| card address | `ui://scale-intelligence/cards/Journey` |
| HTTP route | [`/v1/view/journey`](/reference/view/journey) |





| field | type | required | note |
|---|---|---|---|
| `unit` | [UnitRef](/concepts/unitref) | yes |  |
| `depth` | `count` | no |  |