# syn agent > "AI agent management and testing" AI agent management and testing ## `syn agent chat` Start an interactive chat session. ```bash syn agent chat ``` **Options:** | Flag | Type | Default | Description | |------|------|---------|-------------| | `--provider`, `-p` | `text` | `claude` | Agent provider | | `--system`, `-s` | `text` | --- | System prompt | | `--model`, `-m` | `text` | --- | Model override | --- ## `syn agent list` List available agent providers. ```bash syn agent list ``` --- ## `syn agent test` Test an agent provider with a simple prompt. ```bash syn agent test ``` **Options:** | Flag | Type | Default | Description | |------|------|---------|-------------| | `--provider`, `-p` | `text` | `claude` | Agent provider (claude, mock) | | `--prompt` | `text` | `Say hello in one sentence.` | Test prompt | | `--model`, `-m` | `text` | --- | Model override | ---