generated: '2026-07-20' method: derived source: openapi/oxen-hub-api-openapi-original.json, openapi/oxen-server-openapi-original.json, https://docs.oxen.ai standards: - id: openapi-3 conforms: true evidence: Provider publishes OpenAPI 3.0.0 (Hub AI API) and 3.1.0 (server API) specs at hub.oxen.ai/api/_spec/. - id: openai-chat-completions conforms: true evidence: '`POST /api/ai/chat/completions` and `GET /api/ai/models` are documented as OpenAI-compatible.' - id: oauth2 conforms: false evidence: No oauth2 security scheme; auth is HTTP Bearer API key. - id: rfc9457-problem-details conforms: false evidence: Errors are application/json with a status/status_message envelope; no application/problem+json media type declared. - id: rfc8594-sunset conforms: false evidence: No Sunset/Deprecation header or deprecation policy published. - id: pagination conforms: true evidence: List endpoints use page-number pagination (page_num/page_size). compliance_program: published: false note: No SOC 2 / ISO 27001 / HIPAA / PCI / FedRAMP trust center or certification page found (2026-07-20).