Model comparison
Claude Instant vs GPT-6.1 Sol
GPT-6.1 Sol has enough public results to be ranked (#6); Claude Instant does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. Claude Instant scores higher in 0 categories and GPT-6.1 Sol in 1 category; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where GPT-6.1 Sol leads 81.9 to 19.6.
Side by side
| Claude Instant | GPT-6.1 Sol | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Noometry Index | 29.5 | 65.6 |
| Released | 2023-08-09 | 2026-09-29 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 128K |
| Input $ / M tokens | — | $2 |
| Output $ / M tokens | — | $10 |
| Results tracked | 7 | 34 |
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Category by category
Coding Not comparable
Claude Instant: —, GPT-6.1 Sol: 63.2 (#8)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| DeepSWE | — | 75.2% |
| FrontierCode | — | 50.2% |
| LMArena WebDev | — | 1755 |
| SciCode | — | 55.8% |
| LMArena Coding | — | 1487 |
| HumanEval+ | 50.6% | — |
Agentic & Tool Use Not comparable
Claude Instant: —, GPT-6.1 Sol: 39.6 (#26)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| APEX-Agents | — | 60% |
| GDP.pdf | — | 32% |
Reasoning GPT-6.1 Sol leads
Claude Instant: 19.6, GPT-6.1 Sol: 81.9 (#2)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| Epoch Capabilities Index | 120.28 | 166.09 |
| ARC-AGI-2 | — | 94.2% |
| NYT Connections (extended) | — | 95.5% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 31.7% |
| Chess Puzzles | — | 61% |
| EBR-Bench | — | 54.3% |
| LMArena Hard Prompts | — | 1466 |
| Mystery Game Puzzles | — | 80% |
| DTBench | 45.8% | — |
Math Not comparable
Claude Instant: —, GPT-6.1 Sol: 93.7 (#1)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 93.7% |
| FrontierMath Tier 4 | — | 100% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 99% |
| LMArena Math | — | 1464 |
| GSM8K | 86.7% | — |
Knowledge Not comparable
Claude Instant: —, GPT-6.1 Sol: 71.8 (#4)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| GPQA Diamond | — | 95.4% |
| SimpleQA Verified | — | 73.9% |
| LMArena Expert | — | 1502 |
| ARC (AI2) Challenge | 86.3% | — |
| MMLU | 73.4% | — |
| TriviaQA | 78.9% | — |
Multimodal Not comparable
Claude Instant: —, GPT-6.1 Sol: 52.7 (#5)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| LMArena Vision | — | 1288 |
| Furniture Assembly | — | 80% |
Multilingual Not comparable
Claude Instant: —, GPT-6.1 Sol: 54.3 (#46)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| LMArena Non-English | — | 1438 |
| LMArena Chinese | — | 1477 |
| LMArena Russian | — | 1455 |
Instruction Following Not comparable
Claude Instant: —, GPT-6.1 Sol: 77.0 (#29)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| LMArena Instruction Following | — | 1468 |
Long Context Not comparable
Claude Instant: —, GPT-6.1 Sol: 44.9 (#54)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| LMArena Longer Query | — | 1465 |
Writing & Preference Not comparable
Claude Instant: —, GPT-6.1 Sol: 63.6 (#63)
| Benchmark | Claude Instant | GPT-6.1 Sol |
|---|---|---|
| LMArena Text | — | 1447 |
| LMArena Creative Writing | — | 1432 |
| LMArena Multi-Turn | — | 1449 |
Frequently asked questions
Is Claude Instant better than GPT-6.1 Sol?
GPT-6.1 Sol has enough public results to be ranked (#6); Claude Instant does not yet, so treat this comparison as directional.
How many benchmarks do Claude Instant and GPT-6.1 Sol share?
1 benchmark has published results for both models. Claude Instant has 7 scored results on Noometry and GPT-6.1 Sol has 34.