Inkling
ECI#59
149Inkling is an open-weights model from Thinking Machines, released July 15, 2026. It has an ECI score of 149 and ranks 59th of 253 tracked models. At the time of its release, it ranked 39th of 231 tracked models.
Inkling vs select alternatives
| Domain | Benchmark | Inkling | |||
|---|---|---|---|---|---|
ECI scoreBest score 167 | 149 | 147 | 150 | 147 | |
| Ranking | #59 | #63 | #50 | #64 | |
| Conceptual reasoning | SimpleBenchBest score 82% | ||||
| Games | Chess PuzzlesBest score 72% | ||||
| Mathematics | FrontierMath Tiers 1-3 (v2)Best score 94% | ||||
FrontierMath Tier 4 (v2)Best score 100% | |||||
OTIS Mock AIME 2024-2025Best score 100% | |||||
| Science | GPQA DiamondBest score 96% | ||||
| Software engineering | Text Arena (Coding)Best score 1820 | 1410 | — | 1473 | 1487 |
WeirdML (v2)Best score 94% | |||||
| World knowledge | SimpleQA VerifiedBest score 76% |
