Conceptual Ollama request path, reviewed 2026-10-23. Not a version-pinned call graph. 1 Client constructs request. 2 API handles endpoint contract. 3 Scheduler reuses a compatible runner or requests a load. 4 Runner evaluates prompt and generates output. 5 API returns response; client validates completion and content. Resources: model store; CPU/GPU memory; application evidence store. External responsibilities: identity; document authorization; tool execution; answer acceptance.