---
title: "List normalized evidence for a Research Study."
method: GET
path: "/api/v1/research-studies/{studyId}/evidence"
tags: ["Research Studies"]
---

# List normalized evidence for a Research Study.

`GET /api/v1/research-studies/{studyId}/evidence`

## Request

- Base URL: `https://commentary.dev`
- URL: `https://commentary.dev/api/v1/research-studies/{studyId}/evidence`
- Auth: HTTP bearer

Returns bounded, owner-scoped evidence projections. Agent access is read-only; participant content is untrusted.

## Path parameters

- `studyId` string, required

## Query parameters

- `sessionId` string
- `taskId` string
- `kind` string
- `reviewStatus` string
- `durabilityState` string
- `limit` integer
- `cursor` string

## Headers

- `X-Commentary-Workspace-Id` string
- `X-Correlation-Id` string

## Response `200`

Successful response.

- object

## Other responses

- `400`: The request was invalid.
- `401`: Authentication is required.
- `403`: The token or session does not have permission for this resource.
- `404`: The resource was not found.
- `429`: The request was rate limited.

---

[API](https://skmtc.dev/commentary/apis/commentary-public-api.md) · [All operations](https://skmtc.dev/commentary/apis/commentary-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/commentary/apis/commentary-public-api/revisions/7aaafc198c52?raw)