Vercel :: Let’s Encrypt client and ACME library written in Go.
Author: Lego Team
Description: Configuration for Vercel.
Date: 2019-03-03T16:39:46+01:00

# Vercel

Configuration for Vercel.

- Code: `vercel`
- Since: v4.7.0

Here is an example bash command using the Vercel provider:

    VERCEL_API_TOKEN=xxxxxx \
    lego --email you@example.com --dns vercel -d '*.example.com' -d example.com run

## Credentials

Environment Variable Name | Description
--- | ---
`VERCEL_API_TOKEN` | Authentication token

The environment variable names can be suffixed by `_FILE` to reference a file instead of a value. More information here.

## Additional Configuration

Environment Variable Name | Description
--- | ---
`VERCEL_HTTP_TIMEOUT` | API request timeout in seconds (Default: 30)
`VERCEL_POLLING_INTERVAL` | Time between DNS propagation check in seconds (Default: 5)
`VERCEL_PROPAGATION_TIMEOUT` | Maximum waiting time for DNS propagation in seconds (Default: 60)
`VERCEL_TEAM_ID` | Team ID (ex: team_xxxxxxxxxxxxxxxxxxxxxxxx)
`VERCEL_TTL` | The TTL of the TXT record used for the DNS challenge in seconds (Default: 60)

The environment variable names can be suffixed by `_FILE` to reference a file instead of a value. More information here.

## More information

- API documentation