Handler for `GET /api/v1/llm/costs`.
GET/api/v1/llm/costs
Aggregates LLM call costs and token usage from llm_calls.db over the
requested time window. Returns 503 if no LlmCallRepository is available.
Request
Responses
- 200
- 500
- 503
Aggregated LLM costs by backend and model
Query failed
No LLM call repository configured