---
title: list_project_custom_environments
product: vercel
url: /docs/agent-resources/vercel-mcp/tools/environment-variables/list_project_custom_environments
canonical_url: "https://vercel.com/docs/agent-resources/vercel-mcp/tools/environment-variables/list_project_custom_environments"
last_updated: 2018-10-20
type: reference
prerequisites:
  - /docs/agent-resources/vercel-mcp/tools/environment-variables
  - /docs/agent-resources/vercel-mcp/tools
related:
  []
summary: Use list_project_custom_environments with Vercel MCP.
install_vercel_plugin: npx plugins add vercel/vercel-plugin
---

# list_project_custom_environments

Retrieve custom environments.

## Parameters

| Parameter   | Type   | Required | Description                                         |
| ----------- | ------ | -------- | --------------------------------------------------- |
| `idOrName`  | string | Yes      | The unique project identifier or the project name   |
| `gitBranch` | string | No       | Fetch custom environments for a specific git branch |
| `teamId`    | string | No       | Team ID.                                            |
| `slug`      | string | No       | Team slug.                                          |


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