Baseten
Kimi K2.5
Made by Moonshot. Released 2026-01-27. Accessibility not recorded. Cheapest standard rate we hold: $3 per million output tokens, no context split.
What it costs
| Tier | Kind | In | Out | Cached in | From |
|---|---|---|---|---|---|
| standard | text | $0.60 | $3 | $0.12 | registry |
per million tokens, US dollars. * marks a rate from a single registry or two that disagree — the best available number rather than a confirmed one. Every other row is confirmed against a seller or a licensed index.
What it scores, by house
| Benchmark | House | Score | Evaluated | Scaffold |
|---|---|---|---|---|
| simpleqa verified | Epoch AI | 0.3±0.02 | 2026-08-27 | — |
| swe bench verified | Epoch AI | 0.7±0.02 | 2026-02-17 | — |
| ale bench | collected by Epoch AI | 822 | — | — |
| apex agents | collected by Epoch AI | 0.3 | — | — |
| arc aginear its ceiling | collected by Epoch AI | 0.7 | — | — |
| arc agi 2 | collected by Epoch AI | 0.1 | — | — |
| cl bench | collected by Epoch AI | 0.2 | — | — |
| cl bench life | collected by Epoch AI | 0.1 | — | — |
| critpt | collected by Epoch AI | 0.0 | — | — |
| cursorbench | collected by Epoch AI | 0.3 | — | — |
| enigma eval | collected by Epoch AI | 0.0 | — | — |
| fictionlivebench | collected by Epoch AI | 0.8 | — | — |
| hle | collected by Epoch AI | 0.2 | — | — |
| os world | collected by Epoch AI | 63.3 | — | Kimi-K2.5 |
| scicode | collected by Epoch AI | 0.5 | — | — |
| simplebench | collected by Epoch AI | 0.5 | — | — |
| terminalbench | collected by Epoch AI | 0.4 | — | Terminus 2 |
| vending bench 2 | collected by Epoch AI | 1198 | — | — |
| webdev arena | collected by Epoch AI | 1436 | — | — |
| webdev arena | collected by Epoch AI | 1405 | — | none |
| weirdml | collected by Epoch AI | 0.5 | — | — |
These scores are not comparable between houses and are not added up. A score is dated by when it was evaluated, not when the model was released, and a score without its scaffold is not a measurement — which is why both are printed.
Every rate we hold · Why there is no single best model · Everything from Baseten