generated: '2026-07-11' method: derived source: openapi/steel-dev-openapi.yml summary: types: - apiKey api_key_in: - header schemes: - name: SteelApiKey type: apiKey in: header parameter: Steel-Api-Key description: API key issued from app.steel.dev. Pass it in the `Steel-Api-Key` request header. Self-hosted instances may run without auth. sources: - openapi/steel-dev-openapi.yml