---
title: "Get Session Required Variables Endpoint"
method: GET
path: "/api/session/{session_id}/required_variables"
tags: ["runtime_mutations", "notebook"]
---

# Get Session Required Variables Endpoint

`GET /api/session/{session_id}/required_variables`

Get required variables for a session from Task DAG state.

## Path parameters

- `session_id` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/quadrillion/apis/quadrillion-cloud-api.md) · [All operations](https://skmtc.net/quadrillion/apis/quadrillion-cloud-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/quadrillion/quadrillion-cloud-api/versions/399077308c86/schema)