spring: application: name: spring-ai-observability ai: openai: api-key: test-key-not-a-secret base-url: ${FAKE_OPENAI_URL:http://localhost:8099} chat: options: model: gpt-4o-mini management: endpoints: web: exposure: include: health,prometheus,metrics tracing: sampling: probability: 1.0 export: otlp: enabled: false # set true (and management.opentelemetry.tracing.export.otlp.endpoint) to ship spans to a Collector otlp: metrics: export: enabled: false # Prometheus scrapes /actuator/prometheus instead ai: # Illustrative prices in USD per million tokens. They are example numbers for the demo, not a current price list. pricing: models: gpt-4o-mini: { input-per-million: 0.15, output-per-million: 0.60 } gpt-4o: { input-per-million: 2.50, output-per-million: 10.00 }