# syn observe > "Observability data for sessions — tool timelines and token metrics" Observability data for sessions — tool timelines and token metrics ## `syn observe tokens` Show token breakdown for a session. ```bash syn observe tokens ``` **Arguments:** | Name | Type | Required | Description | |------|------|----------|-------------| | `session_id` | `text` | Yes | Session ID | --- ## `syn observe tools` Show tool execution timeline for a session. ```bash syn observe tools ``` **Arguments:** | Name | Type | Required | Description | |------|------|----------|-------------| | `session_id` | `text` | Yes | Session ID | **Options:** | Flag | Type | Default | Description | |------|------|---------|-------------| | `--limit`, `-n` | `integer range` | `100` | Max results | ---