---
title: "Changes to Get detailed token and estimated cost usage for one session"
method: GET
path: "/api/v1/usage/sessions/{sessionId}"
---

# Changes to Get detailed token and estimated cost usage for one session

`GET /api/v1/usage/sessions/{sessionId}`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 110 revisions.

- **2026-08-28** `e853ada076ff` — 12 breaking, 3 info
- **2026-08-21** `5682a5de7409` — 12 info
- **2026-08-06** `966e7144cdbc` — 1 info

## Changes

- **2026-08-28** `e853ada076ff` — 12 breaking, 3 info
  - removed the required property `harnesses/items/models/items/totals/cacheWriteTokens` from the response with the `200` status
  - removed the required property `harnesses/items/models/items/totals/provenance` from the response with the `200` status
  - removed the required property `harnesses/items/models/items/totals/providerDetails` from the response with the `200` status
  - removed the required property `harnesses/items/models/items/totals/reasoningTokens` from the response with the `200` status
  - removed the required property `harnesses/items/totals/cacheWriteTokens` from the response with the `200` status
  - removed the required property `harnesses/items/totals/provenance` from the response with the `200` status
  - removed the required property `harnesses/items/totals/providerDetails` from the response with the `200` status
  - removed the required property `harnesses/items/totals/reasoningTokens` from the response with the `200` status
  - removed the required property `totals/cacheWriteTokens` from the response with the `200` status
  - removed the required property `totals/provenance` from the response with the `200` status
  - removed the required property `totals/providerDetails` from the response with the `200` status
  - removed the required property `totals/reasoningTokens` from the response with the `200` status
  - added the required property `harnesses/items/models/items/totals/estimatedCost` to the response with the `200` status
  - added the required property `harnesses/items/totals/estimatedCost` to the response with the `200` status
  - added the required property `totals/estimatedCost` to the response with the `200` status
- **2026-08-21** `5682a5de7409` — 12 info
  - added the required property `harnesses/items/models/items/totals/cachedInputTokens` to the response with the `200` status
  - added the required property `harnesses/items/models/items/totals/processedTokens` to the response with the `200` status
  - added the required property `harnesses/items/models/items/totals/provenance` to the response with the `200` status
  - added the required property `harnesses/items/models/items/totals/providerDetails` to the response with the `200` status
  - added the required property `harnesses/items/totals/cachedInputTokens` to the response with the `200` status
  - added the required property `harnesses/items/totals/processedTokens` to the response with the `200` status
  - added the required property `harnesses/items/totals/provenance` to the response with the `200` status
  - added the required property `harnesses/items/totals/providerDetails` to the response with the `200` status
  - added the required property `totals/cachedInputTokens` to the response with the `200` status
  - added the required property `totals/processedTokens` to the response with the `200` status
  - added the required property `totals/provenance` to the response with the `200` status
  - added the required property `totals/providerDetails` to the response with the `200` status
- **2026-08-06** `966e7144cdbc` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/docs/api/v1/usage/sessions/:sessionId/get.md) · [API](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon.md) · [Page](https://skmtc.dev/composiohq/apis/agent-orchestrator-http-daemon/changes/api/v1/usage/sessions/:sessionId/get)