Model comparison
Claude Instant vs Claude Opus 4.6
Claude Opus 4.6 has enough public results to be ranked (#20); Claude Instant does not yet, so treat this comparison as directional.
Last verified . 2 shared benchmarks.
Summary
- They share 2 benchmarks with published results for both. Claude Instant scores higher in 0 categories and Claude Opus 4.6 in 1 category; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Claude Opus 4.6 leads 57.8 to 19.6.
- The biggest single-benchmark swing is DTBench: 45.8% for Claude Instant and 91.2% for Claude Opus 4.6.
Side by side
| Claude Instant | Claude Opus 4.6 | |
|---|---|---|
| Provider | Anthropic | Anthropic |
| Noometry Index | 29.5 | 58.2 |
| Released | 2023-08-09 | 2026-02-04 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1M |
| Max output | — | 128K |
| Input $ / M tokens | — | $5 |
| Output $ / M tokens | — | $25 |
| Results tracked | 7 | 68 |
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Category by category
Coding Not comparable
Claude Instant: —, Claude Opus 4.6: 57.2 (#20)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| SWE-bench Verified | — | 78.7% |
| FrontierCode | — | 26.6% |
| SWE-bench Verified (bash only) | — | 75.6% |
| LMArena WebDev | — | 1547 |
| SWE-bench Multilingual | — | 72% |
| GSO | — | 41.2% |
| WeirdML | — | 78% |
| LMArena Coding | — | 1536 |
| ALE-Bench | — | 996.5 |
| AlgoTune | — | 1.47 |
| HumanEval+ | 50.6% | — |
Agentic & Tool Use Not comparable
Claude Instant: —, Claude Opus 4.6: 51.1 (#4)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| Terminal-Bench | — | 79.8% |
| APEX-Agents | — | 46.3% |
| Remote Labor Index | — | 4.2% |
| τ²-bench Banking | — | 27.3% |
| Cybench | — | 93% |
| DeepResearch Bench | — | 55.3% |
| GBAEval | — | 44.1% |
| LMArena Search | — | 1253 |
| METR Time Horizons | — | 78.9% |
| Vending-Bench 2 | — | 8,018 |
Reasoning Claude Opus 4.6 leads
Claude Instant: 19.6, Claude Opus 4.6: 57.8 (#23)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| DTBench | 45.8% | 91.2% |
| Epoch Capabilities Index | 120.28 | 155.24 |
| ARC-AGI-2 | — | 69.2% |
| SimpleBench | — | 67.6% |
| Kagi LLM Benchmark | — | 83.6% |
| NYT Connections (extended) | — | 92.1% |
| ARC-AGI-1 | — | 94% |
| Chess Puzzles | — | 17% |
| EnigmaEval | — | 7.6% |
| Thematic Generalization | — | 80.6% |
| EBR-Bench | — | 12.7% |
| LMArena Hard Prompts | — | 1527 |
| Mystery Game Puzzles | — | 25% |
| LMCA | — | 55.8% |
| ForecastBench | — | 60 |
Math Not comparable
Claude Instant: —, Claude Opus 4.6: 63.0 (#31)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 66% |
| FrontierMath Tier 4 | — | 26.8% |
| MathArena Final-Answer Competitions | — | 78.5% |
| OTIS Mock AIME 2024-2025 | — | 94.4% |
| ProofBench | — | 50% |
| LMArena Math | — | 1519 |
| FrontierMath (Feb 2025 set) | — | 40.7% |
| FrontierMath Tier 4 (v1) | — | 22.9% |
| GSM8K | 86.7% | — |
Knowledge Not comparable
Claude Instant: —, Claude Opus 4.6: 61.9 (#26)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| GPQA Diamond | — | 90.5% |
| Humanity's Last Exam | — | 34.4% |
| SimpleQA Verified | — | 47% |
| Vectara Hallucination Rate | — | 12.2% |
| LMArena Expert | — | 1546 |
| ARC (AI2) Challenge | 86.3% | — |
| MMLU | 73.4% | — |
| TriviaQA | 78.9% | — |
Multimodal Not comparable
Claude Instant: —, Claude Opus 4.6: 37.3 (#74)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| LMArena Vision | — | 1316 |
| Furniture Assembly | — | 28.3% |
| LMArena Document | — | 1507 |
Multilingual Not comparable
Claude Instant: —, Claude Opus 4.6: 57.9 (#6)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| LMArena Non-English | — | 1489 |
| LMArena Chinese | — | 1551 |
| LMArena French | — | 1513 |
| LMArena German | — | 1502 |
| LMArena Japanese | — | 1484 |
| LMArena Korean | — | 1464 |
| LMArena Russian | — | 1497 |
| LMArena Spanish | — | 1510 |
Instruction Following Not comparable
Claude Instant: —, Claude Opus 4.6: 79.5 (#4)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| LMArena Instruction Following | — | 1523 |
Long Context Not comparable
Claude Instant: —, Claude Opus 4.6: 48.1 (#13)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| CL-bench | — | 20.7% |
| CL-bench Life | — | 17% |
| LMArena Longer Query | — | 1520 |
Writing & Preference Not comparable
Claude Instant: —, Claude Opus 4.6: 73.5 (#10)
| Benchmark | Claude Instant | Claude Opus 4.6 |
|---|---|---|
| LMArena Text | — | 1503 |
| LMArena Creative Writing | — | 1505 |
| EQ-Bench Creative Writing | — | 1809 |
| EQ-Bench 4 | — | 1223 |
| LMArena Multi-Turn | — | 1513 |
Frequently asked questions
Is Claude Instant better than Claude Opus 4.6?
Claude Opus 4.6 has enough public results to be ranked (#20); Claude Instant does not yet, so treat this comparison as directional.
How many benchmarks do Claude Instant and Claude Opus 4.6 share?
2 benchmarks have published results for both models. Claude Instant has 7 scored results on Noometry and Claude Opus 4.6 has 68.