---
title: "PUT /experimental/environments/{id}"
method: PUT
path: "/experimental/environments/{id}"
tags: ["Environments"]
---

# PUT /experimental/environments/{id}

`PUT /experimental/environments/{id}`

Replaces an environment's sealed value in place. The new `.env` payload is validated, sealed under the workspace key, and never returned.

## Path parameters

- `id` string, uuid, required

## Headers

- `Authorization` string

## Request body

- object
  - `envFile` string — Raw `.env` file contents (`KEY=VALUE` per line). Blank lines and `#` comments are ignored. Mutually exclusive with `entries`.
  - `entries` object — Environment variables as a `KEY=VALUE` map. Mutually exclusive with `envFile`.
  - `metadata` object
    - `description` string

## Response `200`

Default Response

- object
  - `links` object, required
    - `self` string, uri, required
  - `data` object, required
    - `id` string, uuid, required
    - `type` 'environment', required
    - `attributes` object, required
      - `name` string, required
      - `workspaceId` string, uuid, required
      - `metadata` object, nullable, required
        - `description` string
        - `envVariableNames` string[]
        - `emptyKeyNames` string[]
      - `keyNames` string[], required
      - `emptyKeyNames` string[], required
      - `createdBy` object, nullable, required
        - `id` string, uuid, required
        - `firstName` string, nullable, required
        - `lastName` string, nullable, required
      - `createdAt` string, date-time, required
      - `updatedAt` string, date-time, required

## Other responses

- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `500` — Internal Server Error

---

[API](https://skmtc.net/tessl/apis/tessl-api.md) · [All operations](https://skmtc.net/tessl/apis/tessl-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tessl/tessl-api/versions/fbb186825642/schema)