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Update an environment variable
An MCP tool from the Netlify API server, hosted on mcp.hjlabs.in.
Update an environment variable Updates an existing environment variable and all of its values. Existing values will be replaced by values provided. [PUT /accounts/{account_id}/env/{key}]
Name on the gateway: netlify_api__update_env_var · may change things.
Parameters
| Name | Type | Description |
|---|---|---|
account_id required | string | Scope response to account_id |
key required | string | The existing environment variable key name (case-sensitive) |
site_id | string | If provided, update an environment variable set on this site |
body_key | string | The existing or new name of the key, if you wish to rename it (case-sensitive) |
scopes | array | The scopes that this environment variable is set to (Pro plans and above) |
values | array | |
is_secret | boolean | Secret values are only readable by code running on Netlify's systems. With… |
How to call it
Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:
{
"name": "netlify_api__update_env_var",
"arguments": {
"account_id": "…",
"key": "…"
}
}Or connect the Netlify API server directly, which lists 188 tools including this one:
claude mcp add --transport http hj-netlify-api https://mcp.hjlabs.in/mcp/netlify-api \
--header "Authorization: Bearer YOUR_API_KEY"Try asking
Use the update an environment variable tool with account_id set to ….