API Keys
API keys authenticate requests to the 2027.dev MCP server and API.Creating a key
- Sign in to 2027.dev/evals
- Go to Settings → API Keys
- Click Create Key and give it a name
- Copy the key immediately — it won’t be shown again
evals_ and are tied to your organization.
Security
- Keys are hashed before storage — we cannot recover a lost key
- Each key is scoped to your organization’s data
- Keys can be revoked at any time from the Settings page
Usage
Include the key in theAuthorization header: