Updated daily at 05:00 UTC
- Released
- 26 Aug 2026
- Status
- Current
- Context
- 1M
- Max output
- 131.1K
- Input per 1M tokens
- $0.15
- Output per 1M tokens
- $0.50
- Open weights
- Yes
- License
- mit
- Parameters
- 320B, 18B active
- Knowledge cutoff
- —
- Reasoning
- Yes
- Modalities
- text, image, video, pdf → text
Category scores
Out of 100, from independent and third-party results only, by method category-2026-09-29.1.
| Category | Score | Rank | Coverage |
|---|---|---|---|
| Knowledge & reasoning | 9.5 | Not ranked | 1 of 4 |
| Coding & software engineering | 47.6 | Not ranked | 2 of 5 |
| Human preference | 68.9 | Not ranked | 2 of 5 |
Benchmark results
Every result we hold for this model, with who ran it and where it was published.
Knowledge & reasoning
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| Chess Puzzles | Puzzles solved | 14.0% | Independent | max | 26 Aug 2026 | Epoch AI |
| Humanity's Last Exam (HLE) | Accuracy | 55.3% | Self-reported | — | — | GLM-5.3-Flash model card via Hugging Face Community Evals |
| Mystery Game Puzzles | Puzzles solved | 8.0% | Independent | max | 28 Aug 2026 | Epoch AI |
Scientific reasoning
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| GPQA Diamond | Accuracy | 90.2% | Independent | max | 26 Aug 2026 | Epoch AI |
| Surface Evolver Bench | Mean score (partial credit) | 52.5% | Third party | max | — | https://yhenon.github.io/surface-evolver-llm-eval/ via Epoch AI |
Mathematics
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| FrontierMath Tier 4 | Accuracy | 17.1% | Independent | max | 27 Aug 2026 | Epoch AI |
| FrontierMath Tiers 1-3 | Accuracy | 55.8% | Independent | max | 27 Aug 2026 | Epoch AI |
| OTIS Mock AIME 2024-2025 | Accuracy | 93.9% | Independent | max | 26 Aug 2026 | Epoch AI |
Coding & software engineering
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| DeepSWE | Pass@1 | 63.4% | Third party | max | — | https://deepswe.datacurve.ai/ via Epoch AI |
| FrontierCode | Main score (Mean@5) | 31.8% | Third party | max | — | https://cognition.com/frontiercode via Epoch AI |
Professional knowledge work
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| APEX-Agents | Pass@1 (all rubric criteria met) | 52.8% | Source not stated | unknown | — | Epoch AI via Epoch AI |
Human preference
| Benchmark | Metric | Value | Provenance | Setting | Evaluated | Source |
|---|---|---|---|---|---|---|
| Code Arena: WebDev (arena.ai) | Arena score (Elo scale) | 1613 | Independent | — | 25 Sep 2026 | Arena |
| Code Arena: WebDev (arena.ai) | Votes | 6665 | Independent | — | 25 Sep 2026 | Arena |
| Text Arena (arena.ai) | Arena score (Elo scale) | 1474 | Independent | — | 25 Sep 2026 | Arena |
| Text Arena (arena.ai) | Votes | 19103 | Independent | — | 25 Sep 2026 | Arena |
| Vision Arena (arena.ai) | Arena score (Elo scale) | 1281 | Independent | — | 28 Sep 2026 | Arena |
| Vision Arena (arena.ai) | Votes | 4832 | Independent | — | 28 Sep 2026 | Arena |
Other GLM versions
- GLM-5.318 Aug 2026
- GLM-5.216 Jun 2026
- GLM-5.17 Apr 2026
- GLM-5-Turbo15 Mar 2026
- GLM-512 Feb 2026
- GLM-4.7-Flash19 Jan 2026
- GLM-4.722 Dec 2025
- GLM-4.630 Sep 2025
- GLM-4.528 Jul 2025
- GLM-4.5-Air28 Jul 2025
- GLM-4.5-Flash28 Jul 2025
- GLM-4-32B-041414 Apr 2025
- GLM-4-9B-041414 Apr 2025
- GLM-4-PlusAug 2024
- GLM-4-9B-Chat5 Jun 2024
- GLM-4-9B-Chat-1M5 Jun 2024
- GLM-4Jan 2024
- GLM-4-Flash—
- GLM-4-Long—