generated: '2026-07-19' method: searched source: https://developers.fairmarkit.com/reference/getting-started-with-fairmarkit-api authentication: style: api-key header: X-FM-API-KEY docs: https://developers.fairmarkit.com/docs/authentication-guide ref: authentication/fairmarkit-authentication.yml base_urls: buyer: https://staging.fairmarkit.com supplier: https://uat.fairmarkit.com versioning: scheme: uri-path versions: - v3 - v4 path_prefix: /services/self-service/api/{version}/ note: v3 and v4 coexist; several v3 operations are deprecated in favor of v4. pagination: style: limit-offset params: - limit - offset idempotency: supported: false note: No Idempotency-Key header documented or present in OpenAPI. errors: validation_status: 422 auth_status: 401 content_type: application/json ref: errors/fairmarkit-problem-types.yml webhooks: style: push-http optional_auth_token: true ref: asyncapi/fairmarkit-webhooks.yml deprecation: ref: lifecycle/fairmarkit-lifecycle.yml