generated: '2026-07-21'
method: derived
source: openapi/sendspark-openapi-original.json
standards:
- id: oauth2
  conforms: true
  evidence: >-
    MCP surface authenticates over OAuth 2.0 (auth.sendspark.com issuer) with an
    RFC 8414 authorization-server metadata document.
- id: rfc8414-oauth-metadata
  conforms: true
  evidence: /.well-known/oauth-authorization-server returns 200 on apiv2.sendspark.com
- id: oidc
  conforms: false
  evidence: >-
    scopes_supported advertises openid/profile/email but /.well-known/openid-configuration returns 404
- id: rfc9457-problem-details
  conforms: false
  evidence: errors use a flat custom JSON envelope, not application/problem+json
- id: idempotency
  conforms: false
  evidence: no Idempotency-Key contract in the OpenAPI
- id: pagination
  conforms: true
  evidence: offset/limit query parameters on list operations
- id: webhooks
  conforms: true
  evidence: webhook management operations (Webhook tag) plus documented event catalog