thinker
A knowledge cache for your coding agents
Claude Code • Codex CLI • Cursor • Gemini CLI
A knowledge cache for your coding agents
Measured on real tasks from merged pull requests, evaluated with and without thinker cache across frontier and fast coding models.
| Dimension | Metric | Claude Fable (Claude Code) |
Gemini 3.8 Flash (Antigravity CLI) |
GPT-6 Astra (Codex CLI) |
|---|---|---|---|---|
| Timing | Wall clock time | 14% faster | 8.5% faster | 7.0% faster |
| Token Usage | Input context | 18% less | 21% less | 19% less |
| Output tokens | 11% less | 22% less | 11% less | |
| Tool Efficiency | Tool calls | 17% fewer | 22% fewer | 18% fewer |
| File reads | no diff | 27% fewer | 14% fewer | |
| Cost | Cost per task | 10% cheaper | 16% cheaper | no diff |
| Correctness | Criteria accuracy | 10% improved | no diff | no diff |
| Fully solved | 33% more solved | no diff | no diff |