{"method": "measured", "tokens": {"input": 6596912, "cached_input": 6496256, "cache_write": 0, "output": 4678, "total": 6601590}, "attempt_output_tokens": 4678, "cost_usd": 7.7367, "responses": 58, "notes": "Codex token_usage_record events between this attempt's prompt and the next attempt's."}