Model comparison
GPT-5.2 Pro vs Granite 4.0 H Small
GPT-5.2 Pro is the stronger model overall, scoring 52.2 to 35.9 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in math, where GPT-5.2 Pro leads 64.8 to 29.3.
- Granite 4.0 H Small has downloadable open weights; the other is API-only.
Side by side
| GPT-5.2 Pro | Granite 4.0 H Small | |
|---|---|---|
| Provider | OpenAI | IBM |
| Noometry Index | 52.2 | 35.9 |
| Released | 2025-12-11 | — |
| Weights | Proprietary | Open |
| Context window | 400K | — |
| Max output | 128K | — |
| Input $ / M tokens | $21 | — |
| Output $ / M tokens | $168 | — |
| Results tracked | 8 | 19 |
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Category by category
Coding Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 35.8 (#207)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| LMArena Coding | — | 1247 |
Reasoning GPT-5.2 Pro leads
GPT-5.2 Pro: 51.8 (#31), Granite 4.0 H Small: 23.4 (#164)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| ARC-AGI-2 | 54.2% | — |
| SimpleBench | 57.4% | — |
| NYT Connections (extended) | 79.3% | — |
| ARC-AGI-1 | 90.5% | — |
| LMArena Hard Prompts | — | 1240 |
| Epoch Capabilities Index | 155.41 | — |
Math GPT-5.2 Pro leads
GPT-5.2 Pro: 64.8 (#23), Granite 4.0 H Small: 29.3 (#219)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| FrontierMath (Tiers 1-3) | 74% | — |
| FrontierMath Tier 4 | 46% | — |
| Omni-MATH | — | 29.6% |
| LMArena Math | — | 1251 |
| FrontierMath Tier 4 (v1) | 31.3% | — |
Knowledge Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 31.5 (#210)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| MMLU-Pro | — | 56.9% |
| Vectara Hallucination Rate | — | 5.2% |
| GPQA (HELM) | — | 38.3% |
| LMArena Expert | — | 1244 |
Multilingual Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 38.7 (#223)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| LMArena Non-English | — | 1216 |
| LMArena Chinese | — | 1250 |
| LMArena Russian | — | 1198 |
| LMArena Spanish | — | 1258 |
Instruction Following Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 68.9 (#178)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| IFEval | — | 89% |
| LMArena Instruction Following | — | 1221 |
Long Context Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 37.6 (#209)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| LMArena Longer Query | — | 1240 |
Writing & Preference Not comparable
GPT-5.2 Pro: —, Granite 4.0 H Small: 44.0 (#222)
| Benchmark | GPT-5.2 Pro | Granite 4.0 H Small |
|---|---|---|
| LMArena Text | — | 1241 |
| LMArena Creative Writing | — | 1210 |
| WildBench | — | 73.9% |
| LMArena Multi-Turn | — | 1243 |
Frequently asked questions
Is GPT-5.2 Pro better than Granite 4.0 H Small?
GPT-5.2 Pro is the stronger model overall, scoring 52.2 to 35.9 on the Noometry Index.
How many benchmarks do GPT-5.2 Pro and Granite 4.0 H Small share?
0 benchmarks have published results for both models. GPT-5.2 Pro has 8 scored results on Noometry and Granite 4.0 H Small has 19.