{"method": "measured", "tokens": {"input": 854043, "cached_input": 827409, "cache_write": 26374, "output": 12325, "total": 866368}, "attempt_output_tokens": 11683, "cost_usd": 1.3532, "responses": 10, "notes": "Claude Code per-message usage between this attempt's prompt and the next attempt's; cache writes are 1-hour."}