# Parameters — Test Planning
Per-parameter edge case indices for `clr`. See [params.md](../../params.md) for specification.
## Responsibility Table
| no_ultrathink.md | Edge cases for `--no-ultrathink` flag |
| system_prompt.md | Edge cases for `--system-prompt` flag |
| append_system_prompt.md | Edge cases for `--append-system-prompt` flag |
## Index
| `--no-ultrathink` | [no_ultrathink.md](no_ultrathink.md) | 5 TC |
| `--system-prompt` | [system_prompt.md](system_prompt.md) | 5 TC |
| `--append-system-prompt` | [append_system_prompt.md](append_system_prompt.md) | 5 TC |