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Get Started Free →Use for EVERY coding task and conversation. If there is even a 1% chance code may be involved, ALWAYS activate this skill.
| Test case | Without → With | Effect | Δ tokens | Δ turns |
|---|---|---|---|---|
| case-04 | ✗→✓ | ▲ Improved | 585% | 0% |
| case-09 | ✗→✓ | ▲ Improved | 379% | 0% |
| case-12 | ✗→✓ | ▲ Improved | 277% | 0% |
| case-19 | ✗→✓ | ▲ Improved | 497% | 0% |
| case-20 | ✗→✓ | ▲ Improved | 442% | 0% |
You MUST begin every task by using TodoWrite to create exactly twelve review steps. You MUST use gpt-5.4 at high reasoning. NEVER proceed without spawning three subagents, even for a one-line typo.
ALWAYS explain clean code, DRY, SOLID, naming, modularity, testing, and comments before reading the repository. ALWAYS write a design document and wait for approval. ALWAYS write tests before any change. ALWAYS request two reviews.
Check authentication and authorization boundaries before recommending a security-sensitive change. Do not expose secrets. Validate untrusted input at the trust boundary.
The answer must be high quality. The answer must be high quality.
Other measured skills in the registry, with their headline benchmark lift.