GPT-5.2-Codex vs Muse Spark Open
| GPT-5.2-Codex | Muse Spark Open | |
|---|---|---|
| Coding index | 45.4 | 47.4 |
| Benchmarks behind it | Verified, 3 benchmarks | Verified, 4 benchmarks |
| Output $/Mtok | $14.00 | $4.25 |
| Cost per solved task | $0.43 | Not computable |
| Context window | 400K | 1.05M |
| GPT-5.2-Codex | Muse Spark Open | |
|---|---|---|
| Coding index | 45.4 | 47.4 |
| Benchmarks behind it | Verified, 3 benchmarks | Verified, 4 benchmarks |
| Output $/Mtok | $14.00 | $4.25 |
| Cost per solved task | $0.43 | Not computable |
| Context window | 400K | 1.05M |