Model comparison
Grok 4 Fast vs Hunyuan Large Vision
Grok 4 Fast is the stronger model overall, scoring 39.0 to 37.0 on the Noometry Index.
Last verified . 12 shared benchmarks.
TencentSummary
- They share 12 benchmarks with published results for both. Grok 4 Fast scores higher in 5 categories and Hunyuan Large Vision in 3 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in long context, where Grok 4 Fast leads 63.2 to 38.8.
Side by side
| Grok 4 Fast | Hunyuan Large Vision | |
|---|---|---|
| Provider | xAI | Tencent |
| Noometry Index | 39.0 | 37.0 |
| Released | 2025-09-19 | — |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 30 | 13 |
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Category by category
Coding Hunyuan Large Vision leads
Grok 4 Fast: 32.3 (#264), Hunyuan Large Vision: 37.6 (#176)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Coding | 1429 | 1307 |
| LMArena WebDev | 1160 | — |
| WeirdML | 42.9% | — |
Agentic & Tool Use Not comparable
Grok 4 Fast: 29.3 (#80), Hunyuan Large Vision: —
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| τ²-bench Banking | 15.7% | — |
| Cybench | 30% | — |
| LMArena Search | 1171 | — |
Reasoning Hunyuan Large Vision leads
Grok 4 Fast: 22.5 (#179), Hunyuan Large Vision: 23.8 (#160)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Hard Prompts | 1413 | 1257 |
| ARC-AGI-2 | 5.3% | — |
| Kagi LLM Benchmark | 66.1% | — |
| ARC-AGI-1 | 48.5% | — |
| DTBench | 82.7% | — |
| Epoch Capabilities Index | 144.21 | — |
| ForecastBench | 60.5 | — |
Math Grok 4 Fast leads
Grok 4 Fast: 36.1 (#126), Hunyuan Large Vision: 32.8 (#184)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Math | 1419 | 1269 |
Knowledge Hunyuan Large Vision leads
Grok 4 Fast: 31.5 (#211), Hunyuan Large Vision: 33.7 (#191)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Expert | 1411 | 1250 |
| Vectara Hallucination Rate | 19.7% | — |
Multimodal Not comparable
Grok 4 Fast: —, Hunyuan Large Vision: 35.1 (#79)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Vision | — | 1180 |
Multilingual Grok 4 Fast leads
Grok 4 Fast: 51.5 (#106), Hunyuan Large Vision: 40.1 (#216)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Non-English | 1397 | 1236 |
| LMArena Chinese | 1458 | 1289 |
| LMArena Russian | 1387 | 1243 |
| LMArena French | 1433 | — |
| LMArena German | 1383 | — |
| LMArena Japanese | 1358 | — |
| LMArena Korean | 1359 | — |
| LMArena Spanish | 1414 | — |
Instruction Following Grok 4 Fast leads
Grok 4 Fast: 73.4 (#116), Hunyuan Large Vision: 66.0 (#210)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Instruction Following | 1388 | 1250 |
Long Context Grok 4 Fast leads
Grok 4 Fast: 63.2 (#3), Hunyuan Large Vision: 38.8 (#184)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Longer Query | 1415 | 1279 |
| Fiction.LiveBench | 94.4% | — |
Writing & Preference Grok 4 Fast leads
Grok 4 Fast: 60.2 (#96), Hunyuan Large Vision: 46.7 (#211)
| Benchmark | Grok 4 Fast | Hunyuan Large Vision |
|---|---|---|
| LMArena Text | 1407 | 1263 |
| LMArena Creative Writing | 1388 | 1250 |
| LMArena Multi-Turn | 1414 | 1253 |
Frequently asked questions
Is Grok 4 Fast better than Hunyuan Large Vision?
Grok 4 Fast is the stronger model overall, scoring 39.0 to 37.0 on the Noometry Index.
Is Grok 4 Fast or Hunyuan Large Vision better for coding?
Hunyuan Large Vision scores higher on coding benchmarks: 37.6 versus 32.3 in the Noometry coding category.
How many benchmarks do Grok 4 Fast and Hunyuan Large Vision share?
12 benchmarks have published results for both models. Grok 4 Fast has 30 scored results on Noometry and Hunyuan Large Vision has 13.