Model comparison
GPT-5.5 Instant vs Llama 3.2 90B
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 27.5 on the Noometry Index.
Last verified . 4 shared benchmarks.
MetaSummary
- They share 4 benchmarks with published results for both. GPT-5.5 Instant scores higher in 4 categories and Llama 3.2 90B in 0 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5.5 Instant leads 48.9 to 21.7.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 68.1% for GPT-5.5 Instant and 2.6% for Llama 3.2 90B.
- Llama 3.2 90B has downloadable open weights; the other is API-only.
Side by side
| GPT-5.5 Instant | Llama 3.2 90B | |
|---|---|---|
| Provider | OpenAI | Meta |
| Noometry Index | 42.7 | 27.5 |
| Released | 2026-05-05 | 2024-09-24 |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 27 | 9 |
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Category by category
Coding Not comparable
GPT-5.5 Instant: 44.3 (#74), Llama 3.2 90B: —
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| SciCode | 48.6% | — |
| LMArena Coding | 1433 | — |
Agentic & Tool Use Not comparable
GPT-5.5 Instant: —, Llama 3.2 90B: 30.0 (#80)
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| BALROG | — | 27.3% |
Reasoning GPT-5.5 Instant leads
GPT-5.5 Instant: 24.9 (#155), Llama 3.2 90B: 21.7 (#217)
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| Epoch Capabilities Index | 142.52 | 125.5 |
| CritPt | 0% | — |
| Chess Puzzles | 12% | — |
| EnigmaEval | — | 0.4% |
| LMArena Hard Prompts | 1426 | — |
Math GPT-5.5 Instant leads
GPT-5.5 Instant: 26.5 (#259), Llama 3.2 90B: 11.1 (#308)
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 68.1% | 2.6% |
| FrontierMath (Tiers 1-3) | 26.3% | — |
| FrontierMath Tier 4 | 2.4% | — |
| LMArena Math | 1420 | — |
| MATH Level 5 | — | 39.4% |
Knowledge GPT-5.5 Instant leads
GPT-5.5 Instant: 48.9 (#74), Llama 3.2 90B: 21.7 (#274)
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| GPQA Diamond | 82.5% | 41% |
| LMArena Expert | 1409 | — |
| MMLU | — | 80.3% |
Multimodal GPT-5.5 Instant leads
GPT-5.5 Instant: 40.0 (#52), Llama 3.2 90B: 25.4 (#124)
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| LMArena Vision | 1250 | 1000 |
| GeoBench | — | 52% |
| LMArena Document | 1403 | — |
Multilingual Not comparable
GPT-5.5 Instant: 52.8 (#80), Llama 3.2 90B: —
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| LMArena Non-English | 1417 | — |
| LMArena Chinese | 1456 | — |
| LMArena French | 1428 | — |
| LMArena German | 1411 | — |
| LMArena Japanese | 1408 | — |
| LMArena Korean | 1392 | — |
| LMArena Russian | 1431 | — |
| LMArena Spanish | 1429 | — |
Instruction Following Not comparable
GPT-5.5 Instant: 74.2 (#100), Llama 3.2 90B: —
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| LMArena Instruction Following | 1406 | — |
Long Context Not comparable
GPT-5.5 Instant: 43.4 (#96), Llama 3.2 90B: —
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| LMArena Longer Query | 1422 | — |
Writing & Preference Not comparable
GPT-5.5 Instant: 61.8 (#85), Llama 3.2 90B: —
| Benchmark | GPT-5.5 Instant | Llama 3.2 90B |
|---|---|---|
| LMArena Text | 1419 | — |
| LMArena Creative Writing | 1419 | — |
| LMArena Multi-Turn | 1433 | — |
Frequently asked questions
Is GPT-5.5 Instant better than Llama 3.2 90B?
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 27.5 on the Noometry Index.
How many benchmarks do GPT-5.5 Instant and Llama 3.2 90B share?
4 benchmarks have published results for both models. GPT-5.5 Instant has 27 scored results on Noometry and Llama 3.2 90B has 9.