Model comparison
GPT-5.5 Instant vs Wizardlm 13b
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 31.4 on the Noometry Index.
Last verified . 10 shared benchmarks.
MicrosoftSummary
- They share 10 benchmarks with published results for both. GPT-5.5 Instant scores higher in 6 categories and Wizardlm 13b in 1 category; 7 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where GPT-5.5 Instant leads 61.8 to 30.5.
- Wizardlm 13b has downloadable open weights; the other is API-only.
Side by side
| GPT-5.5 Instant | Wizardlm 13b | |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 42.7 | 31.4 |
| Released | 2026-05-05 | — |
| Weights | Proprietary | Open |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 27 | 10 |
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Category by category
Coding GPT-5.5 Instant leads
GPT-5.5 Instant: 44.3 (#74), Wizardlm 13b: 30.1 (#298)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Coding | 1433 | 1035 |
| SciCode | 48.6% | — |
Reasoning GPT-5.5 Instant leads
GPT-5.5 Instant: 24.9 (#155), Wizardlm 13b: 19.4 (#259)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Hard Prompts | 1426 | 1018 |
| CritPt | 0% | — |
| Chess Puzzles | 12% | — |
| Epoch Capabilities Index | 142.52 | — |
Math Wizardlm 13b leads
GPT-5.5 Instant: 26.5 (#259), Wizardlm 13b: 30.2 (#238)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Math | 1420 | 1017 |
| FrontierMath (Tiers 1-3) | 26.3% | — |
| FrontierMath Tier 4 | 2.4% | — |
| OTIS Mock AIME 2024-2025 | 68.1% | — |
Knowledge Not comparable
GPT-5.5 Instant: 48.9 (#74), Wizardlm 13b: —
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| GPQA Diamond | 82.5% | — |
| LMArena Expert | 1409 | — |
Multimodal Not comparable
GPT-5.5 Instant: 40.0 (#52), Wizardlm 13b: —
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Vision | 1250 | — |
| LMArena Document | 1403 | — |
Multilingual GPT-5.5 Instant leads
GPT-5.5 Instant: 52.8 (#80), Wizardlm 13b: 27.1 (#277)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Non-English | 1417 | 1034 |
| LMArena Chinese | 1456 | 1023 |
| LMArena French | 1428 | — |
| LMArena German | 1411 | — |
| LMArena Japanese | 1408 | — |
| LMArena Korean | 1392 | — |
| LMArena Russian | 1431 | — |
| LMArena Spanish | 1429 | — |
Instruction Following GPT-5.5 Instant leads
GPT-5.5 Instant: 74.2 (#100), Wizardlm 13b: 53.5 (#285)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Instruction Following | 1406 | 1048 |
Long Context GPT-5.5 Instant leads
GPT-5.5 Instant: 43.4 (#96), Wizardlm 13b: 32.0 (#273)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Longer Query | 1422 | 1054 |
Writing & Preference GPT-5.5 Instant leads
GPT-5.5 Instant: 61.8 (#85), Wizardlm 13b: 30.5 (#287)
| Benchmark | GPT-5.5 Instant | Wizardlm 13b |
|---|---|---|
| LMArena Text | 1419 | 1077 |
| LMArena Creative Writing | 1419 | 1091 |
| LMArena Multi-Turn | 1433 | 1047 |
Frequently asked questions
Is GPT-5.5 Instant better than Wizardlm 13b?
GPT-5.5 Instant is the stronger model overall, scoring 42.7 to 31.4 on the Noometry Index.
Is GPT-5.5 Instant or Wizardlm 13b better for coding?
GPT-5.5 Instant scores higher on coding benchmarks: 44.3 versus 30.1 in the Noometry coding category.
How many benchmarks do GPT-5.5 Instant and Wizardlm 13b share?
10 benchmarks have published results for both models. GPT-5.5 Instant has 27 scored results on Noometry and Wizardlm 13b has 10.