Model comparison
Grok 4.5 vs video-SALMONN 2+
Grok 4.5 has enough public results to be ranked (#22); video-SALMONN 2+ does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
ByteDance SeedSummary
- The widest gap is in multimodal, where video-SALMONN 2+ leads 41.7 to 37.8.
Side by side
| Grok 4.5 | video-SALMONN 2+ | |
|---|---|---|
| Provider | xAI | ByteDance Seed |
| Noometry Index | 55.0 | 40.8 |
| Released | 2026-07-08 | 2025-06-18 |
| Weights | Proprietary | Proprietary |
| Context window | 500K | — |
| Max output | 500K | — |
| Input $ / M tokens | $2 | — |
| Output $ / M tokens | $6 | — |
| Results tracked | 52 | 1 |
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Category by category
Coding Not comparable
Grok 4.5: 51.7 (#34), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| DeepSWE | 53.8% | — |
| FrontierCode | 42.4% | — |
| LMArena WebDev | 1552 | — |
| SciCode | 54.1% | — |
| WeirdML | 46.4% | — |
| LMArena Coding | 1473 | — |
| ALE-Bench | 1,309 | — |
Agentic & Tool Use Not comparable
Grok 4.5: 44.4 (#15), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| APEX-Agents | 56.2% | — |
| τ²-bench Banking | 47.9% | — |
| PostTrainBench | 23.4% | — |
| GBAEval | 65.4% | — |
| GDP.pdf | 14% | — |
| LMArena Search | 1213 | — |
| Vending-Bench 2 | 3,887 | — |
Reasoning Not comparable
Grok 4.5: 56.0 (#23), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| ARC-AGI-2 | 52.6% | — |
| SimpleBench | 70% | — |
| Kagi LLM Benchmark | 83.5% | — |
| NYT Connections (extended) | 79.9% | — |
| ARC-AGI-1 | 87.2% | — |
| CritPt | 15.4% | — |
| Chess Puzzles | 36% | — |
| LMArena Hard Prompts | 1462 | — |
| DTBench | 96.5% | — |
| LMCA | 45.2% | — |
| Surface Evolver Bench | 74.4% | — |
| Epoch Capabilities Index | 154.02 | — |
Math Not comparable
Grok 4.5: 60.7 (#29), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| FrontierMath (Tiers 1-3) | 57.2% | — |
| FrontierMath Tier 4 | 24.4% | — |
| OTIS Mock AIME 2024-2025 | 97.8% | — |
| ProofBench | 31% | — |
| LMArena Math | 1457 | — |
Knowledge Not comparable
Grok 4.5: 62.3 (#21), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| GPQA Diamond | 93.4% | — |
| SimpleQA Verified | 48.3% | — |
| LMArena Expert | 1466 | — |
Multimodal video-SALMONN 2+ leads
Grok 4.5: 37.8 (#63), video-SALMONN 2+: 41.7
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Vision | 1287 | — |
| Video-MME | — | 79.7% |
| Blueprint-Bench 2 | 27.3% | — |
| Furniture Assembly | 22.5% | — |
| LMArena Document | 1452 | — |
Multilingual Not comparable
Grok 4.5: 54.5 (#43), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Non-English | 1439 | — |
| LMArena Chinese | 1497 | — |
| LMArena French | 1458 | — |
| LMArena German | 1448 | — |
| LMArena Japanese | 1425 | — |
| LMArena Korean | 1402 | — |
| LMArena Russian | 1447 | — |
| LMArena Spanish | 1452 | — |
Instruction Following Not comparable
Grok 4.5: 76.3 (#45), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Instruction Following | 1446 | — |
Long Context Not comparable
Grok 4.5: 44.8 (#54), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Longer Query | 1463 | — |
Writing & Preference Not comparable
Grok 4.5: 65.9 (#40), video-SALMONN 2+: —
| Benchmark | Grok 4.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Text | 1448 | — |
| LMArena Creative Writing | 1442 | — |
| EQ-Bench Creative Writing | 1579 | — |
| LMArena Multi-Turn | 1457 | — |
Frequently asked questions
Is Grok 4.5 better than video-SALMONN 2+?
Grok 4.5 has enough public results to be ranked (#22); video-SALMONN 2+ does not yet, so treat this comparison as directional.
How many benchmarks do Grok 4.5 and video-SALMONN 2+ share?
0 benchmarks have published results for both models. Grok 4.5 has 52 scored results on Noometry and video-SALMONN 2+ has 1.