# Context Factory

- [Auth](/api/doc-en/api-gateway/api-server/application/context-factory/auth.md)
- [Cookie](/api/doc-en/api-gateway/api-server/application/context-factory/cookie.md)
- [Correlation ID](/api/doc-en/api-gateway/api-server/application/context-factory/correlation-id.md)
- [IP Address](/api/doc-en/api-gateway/api-server/application/context-factory/ip-address.md)
- [Locale](/api/doc-en/api-gateway/api-server/application/context-factory/locale.md)
- [Request](/api/doc-en/api-gateway/api-server/application/context-factory/request.md)
- [User-Agent](/api/doc-en/api-gateway/api-server/application/context-factory/user-agent.md)