Model comparison
Claude Opus 5.5 vs video-SALMONN 2+
Claude Opus 5.5 has enough public results to be ranked (#3); 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 Claude Opus 5.5 leads 57.8 to 42.5.
Side by side
| Claude Opus 5.5 | video-SALMONN 2+ | |
|---|---|---|
| Provider | Anthropic | ByteDance Seed |
| Noometry Index | 68.6 | 41.4 |
| Released | 2026-09-22 | 2025-06-18 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $4 | — |
| Output $ / M tokens | $20 | — |
| Results tracked | 44 | 1 |
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Category by category
Coding Not comparable
Claude Opus 5.5: 71.9 (#3), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| FrontierCode | 54.6% | — |
| CursorBench | 57.8% | — |
| LMArena WebDev | 1813 | — |
| FrontierSWE | 62.3% | — |
| SciCode | 66.9% | — |
| LMArena Coding | 1547 | — |
| MirrorCode | 77.4% | — |
| ALE-Bench | 2,147 | — |
Agentic & Tool Use Not comparable
Claude Opus 5.5: 45.3 (#15), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| APEX-Agents | 73.5% | — |
| GDP.pdf | 30.6% | — |
| Vending-Bench 2 | 9,235 | — |
Reasoning Not comparable
Claude Opus 5.5: 80.2 (#3), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| ARC-AGI-2 | 93.3% | — |
| NYT Connections (extended) | 88.5% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 31.7% | — |
| EBR-Bench | 71.4% | — |
| LMArena Hard Prompts | 1535 | — |
| Mystery Game Puzzles | 71% | — |
| DTBench | 98.9% | — |
| LMCA | 68.2% | — |
| Epoch Capabilities Index | 167.33 | — |
Math Not comparable
Claude Opus 5.5: 91.8 (#3), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| FrontierMath (Tiers 1-3) | 91.2% | — |
| FrontierMath Tier 4 | 95% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 100% | — |
| LMArena Math | 1506 | — |
| FrontierMath Erdős | 2.9% | — |
Knowledge Not comparable
Claude Opus 5.5: 66.4 (#10), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| GPQA Diamond | 90.6% | — |
| SimpleQA Verified | 72.2% | — |
| LMArena Expert | 1547 | — |
Multimodal Claude Opus 5.5 leads
Claude Opus 5.5: 57.8 (#1), video-SALMONN 2+: 42.5
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Vision | 1321 | — |
| Video-MME | — | 79.7% |
| Blueprint-Bench 2 | 51.2% | — |
| Furniture Assembly | 83.3% | — |
Multilingual Not comparable
Claude Opus 5.5: 59.1 (#2), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Non-English | 1507 | — |
| LMArena Chinese | 1588 | — |
| LMArena French | 1514 | — |
| LMArena Russian | 1520 | — |
| LMArena Spanish | 1507 | — |
Instruction Following Not comparable
Claude Opus 5.5: 80.0 (#3), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Instruction Following | 1537 | — |
Long Context Not comparable
Claude Opus 5.5: 47.1 (#19), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Longer Query | 1532 | — |
Writing & Preference Not comparable
Claude Opus 5.5: 78.2 (#3), video-SALMONN 2+: —
| Benchmark | Claude Opus 5.5 | video-SALMONN 2+ |
|---|---|---|
| LMArena Text | 1515 | — |
| LMArena Creative Writing | 1533 | — |
| EQ-Bench Creative Writing | 2050 | — |
| LMArena Multi-Turn | 1499 | — |
Frequently asked questions
Is Claude Opus 5.5 better than video-SALMONN 2+?
Claude Opus 5.5 has enough public results to be ranked (#3); video-SALMONN 2+ does not yet, so treat this comparison as directional.
How many benchmarks do Claude Opus 5.5 and video-SALMONN 2+ share?
0 benchmarks have published results for both models. Claude Opus 5.5 has 44 scored results on Noometry and video-SALMONN 2+ has 1.