Token usage tracking and cost reporting
| Flag | Short | Description | Value |
|---|---|---|---|
| --session | -s | Session ID (required) | ✓ |
| --provider | -p | Provider: claude, gemini, openai (required) | ✓ |
| --model | -m | Model name (sonnet-4, opus-4, etc.) | ✓ |
| --input | -i | Input tokens | ✓ |
| --output | -o | Output tokens | ✓ |
| --tier | -t | Service tier (standard, priority) | ✓ |
| --project | Project name (default: basename of cwd) | ✓ | |
| --branch | Git branch (default: auto-detect) | ✓ |