Fireworks
GLM 5.3
Made by Z.ai (Zhipu AI). Released 2026-08-14. Accessibility not recorded. Cheapest standard rate we hold: $4.40 per million output tokens, no context split.
What it costs
| Tier | Kind | In | Out | Cached in | From |
|---|---|---|---|---|---|
| standard | text | $1.40 | $4.40 | $0.26 | *registry-single |
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 |
|---|---|---|---|---|
| chess puzzles | Epoch AI | 0.2±0.04 | 2026-08-24 | max |
| frontiermath tier 4 v2 | Epoch AI | 0.3±0.07 | 2026-08-25 | max |
| frontiermath tiers 1 3 v2 | Epoch AI | 0.7±0.03 | 2026-08-25 | max |
| gpqa diamond | Epoch AI | 0.9±0.02 | 2026-08-24 | max |
| mystery game puzzles | Epoch AI | 0.3±0.05 | 2026-08-30 | max |
| otis mock aime 2024 2025near its ceiling | Epoch AI | 0.9±0.03 | 2026-08-24 | max |
| simpleqa verified | Epoch AI | 0.4±0.02 | 2026-08-28 | max |
| ale bench | collected by Epoch AI | 1317 | — | high |
| critpt | collected by Epoch AI | 0.2 | — | max |
| deepswe | collected by Epoch AI | 0.7 | — | mini-swe-agent |
| frontierswe | collected by Epoch AI | 0.3 | — | proximus |
| proofbench | collected by Epoch AI | 0.5 | — | max |
| scicode | collected by Epoch AI | 0.6 | — | max |
| vending bench 2 | collected by Epoch AI | 8164 | — | unknown |
| webdev arena | collected by Epoch AI | 1599 | — | max |
| weirdml | collected by Epoch AI | 0.8 | — | max |
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 Fireworks