Model comparison
Granite 4.0 Micro vs o3-pro
o3-pro is the stronger model overall, scoring 42.9 to 29.0 on the Noometry Index. Granite 4.0 Micro costs 859× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in knowledge, where o3-pro leads 29.5 to 9.9.
- Granite 4.0 Micro is cheaper at $0.017 / $0.11 per million input/output tokens, against $20 / $80 for o3-pro.
- o3-pro accepts more context: 200K tokens versus 131K.
- Granite 4.0 Micro has downloadable open weights; the other is API-only.
Side by side
| Granite 4.0 Micro | o3-pro | |
|---|---|---|
| Provider | IBM | OpenAI |
| Noometry Index | 29.0 | 42.9 |
| Released | 2025-10-02 | 2025-06-10 |
| Weights | Open | Proprietary |
| Context window | 131K | 200K |
| Max output | 118K | 100K |
| Input $ / M tokens | $0.017 | $20 |
| Output $ / M tokens | $0.11 | $80 |
| Results tracked | 8 | 12 |
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Category by category
Coding Not comparable
Granite 4.0 Micro: —, o3-pro: 55.5 (#24)
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| Aider Polyglot | — | 84.9% |
| WeirdML | — | 58.2% |
Reasoning o3-pro leads
Granite 4.0 Micro: 19.2 (#265), o3-pro: 23.8 (#171)
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| ARC-AGI-2 | — | 4.9% |
| Kagi LLM Benchmark | — | 72.1% |
| ARC-AGI-1 | — | 59.3% |
| Chess Puzzles | 0% | — |
| DTBench | — | 86.9% |
| LMCA | — | 38.5% |
| Epoch Capabilities Index | — | 147.42 |
Math Not comparable
Granite 4.0 Micro: 12.0 (#307), o3-pro: —
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 2.8% | — |
| Omni-MATH | 20.9% | — |
Knowledge o3-pro leads
Granite 4.0 Micro: 9.9 (#304), o3-pro: 29.5 (#238)
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| GPQA Diamond | 28.3% | — |
| MMLU-Pro | 39.5% | — |
| Confabulations | — | 14.2% |
| Vectara Hallucination Rate | — | 23.3% |
| GPQA (HELM) | 30.7% | — |
Instruction Following Not comparable
Granite 4.0 Micro: 69.9 (#169), o3-pro: —
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| IFEval | 84.9% | — |
Long Context Not comparable
Granite 4.0 Micro: —, o3-pro: 72.2 (#1)
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| Fiction.LiveBench | — | 97.2% |
Writing & Preference o3-pro leads
Granite 4.0 Micro: 46.7 (#216), o3-pro: 57.1 (#133)
| Benchmark | Granite 4.0 Micro | o3-pro |
|---|---|---|
| Short-Story Creative Writing | — | 84.4% |
| WildBench | 67% | — |
Frequently asked questions
Is Granite 4.0 Micro better than o3-pro?
o3-pro is the stronger model overall, scoring 42.9 to 29.0 on the Noometry Index. Granite 4.0 Micro costs 859× less per token, which makes it the better buy when o3-pro's lead doesn't matter for your workload.
Which is cheaper, Granite 4.0 Micro or o3-pro?
Granite 4.0 Micro is cheaper. It lists at $0.017 per million input tokens and $0.11 per million output tokens; o3-pro lists at $20 and $80.
Which has the bigger context window?
o3-pro does, with 200K tokens against 131K.
How many benchmarks do Granite 4.0 Micro and o3-pro share?
0 benchmarks have published results for both models. Granite 4.0 Micro has 8 scored results on Noometry and o3-pro has 12.