Comparing 2 models
Gemini 3.7 Flash vs GLM 5.3
Benchmarks through
Verdict
Gemini 3.7 Flash and GLM 5.3 split the 4 tasks where both are ranked, 2 each. GLM 5.3 costs 9.5x less per input token. Only GLM 5.3 has open weights for self-hosting.
- Choose Gemini 3.7 Flash for Fast Summaries (#2), Value LLM (#3).
- Choose GLM 5.3 for Cheap LLM for High Volume (#2), Cheapest Capable LLM (#2), you need to self-host.
Built from the published task rankings below; ranks come from each task's own weighted benchmarks, so a win on one task says nothing about another.
Measured head to head
Benchmarks both models were run on
| Evaluation | Gemini 3.7 Flash | GLM 5.3 | Source |
|---|---|---|---|
| Design Arena Coding | 1311 Elo | 1307 Elo | source · 2026-10-16 |
| Design Arena UI | 1301 Elo | 1314 Elo | source · 2026-10-16 |
| Design Arena Website | 1306 Elo | 1298 Elo | source · 2026-10-16 |
| FrontierMath Tiers 1-3 (Epoch AI) | 71.6% ± 2.7 | 68.8% ± 2.7 | source · 2026-08-14 |
| GPQA Diamond (Epoch AI) | 94.8% ± 1.3 | 90.9% ± 1.6 | source · 2026-08-14 |
| LiveBench Agentic Coding | 58.3% | 60.9% | source · 2026-10-16 |
| LiveBench Coding | 78.9% | 79.0% | source · 2026-10-16 |
| LiveBench Data Analysis | 68.0% | 70.2% | source · 2026-10-16 |
| LiveBench Instruction Following | 79.9% | 69.3% | source · 2026-10-16 |
| LiveBench Language | 85.5% | 79.9% | source · 2026-10-16 |
| LiveBench Math | 93.5% | 87.9% | source · 2026-10-16 |
| LiveBench Reasoning | 87.8% | 85.8% | source · 2026-10-16 |
| LMArena Agent | -0.4 | 2 | source · 2026-10-14 |
| LMArena Agent Bash Recovery | -5.4 | -0.1 | source · 2026-10-08 |
| LMArena Agent Steerability | -3.2 | 0.4 | source · 2026-10-14 |
| LMArena Agent Task Outcome | -0.8 | 3.8 | source · 2026-10-14 |
| LMArena Agent Tool Hallucination | 0.4 | 0.6 | source · 2026-10-14 |
| LMArena Creative Writing | 1489 Elo | 1456 Elo | source · 2026-10-15 |
| LMArena Instruction Following | 1484 Elo | 1476 Elo | source · 2026-10-15 |
| LMArena Long Query | 1492 Elo | 1481 Elo | source · 2026-10-15 |
| LMArena Math | 1510 Elo | 1491 Elo | source · 2026-10-15 |
| LMArena Text | 1488 Elo | 1479 Elo | source · 2026-10-15 |
| LMArena Text Factuality | 1475 Elo | 1466 Elo | source · 2026-10-15 |
| LMArena WebDev | 1590 Elo | 1621 Elo | source · 2026-10-13 |
| OTIS Mock AIME (Epoch AI) | 97.2% ± 1.9 | 91.1% ± 3.5 | source · 2026-08-14 |
| SimpleQA Verified (Epoch AI) | 69.2% ± 1.5 | 41% ± 1.6 | source · 2026-08-27 |
| Terminal-Bench (4.0) | 11.2% | 41.8% | source · 2026-10-16 |
Values are as published by each evaluator, in its own units; rows from different evaluators are not on a common scale.
task evidence
How they place when the question changes
Lower ranks are better. “Best” marks the strongest option in this shortlist for that task.