---
title: "Protocol Page"
method: POST
path: "/sessions/{session_id}/variants/browse/protocol"
tags: ["variants"]
---

# Protocol Page

`POST /sessions/{session_id}/variants/browse/protocol`

## Request

- Base URL: `https://api.helena.bio` (the document declares no server; this is the origin it was published from)
- URL: `https://api.helena.bio/sessions/{session_id}/variants/browse/protocol`
- Auth: none declared
- TypeScript: <https://skmtc.dev/helena-bioinformatics/apis/helix-insight-variant-analysis-service/docs/sessions/:session_id/variants/browse/protocol/post.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `session_id` string, uuid, required

## Request body

- ProtocolBrowseRequest
  - `branches` object[], required
  - `version` string, required
  - `cursor` string, nullable
  - `limit` integer
  - `representation` 'cards' | 'table'

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

## Changes

- **2026-11-07** `a800b0b27feb`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/helena-bioinformatics/apis/helix-insight-variant-analysis-service/changes/sessions/:session_id/variants/browse/protocol/post.md)

---

[API](https://skmtc.dev/helena-bioinformatics/apis/helix-insight-variant-analysis-service.md) - [All operations](https://skmtc.dev/helena-bioinformatics/apis/helix-insight-variant-analysis-service/llms.txt) - [OpenAPI document](https://skmtc.dev/helena-bioinformatics/apis/helix-insight-variant-analysis-service/revisions/a800b0b27feb?raw)