Model comparison
Chatgpt 4o Latest 20250326 vs GPT-5 Pro
GPT-5 Pro is the stronger model overall, scoring 46.4 to 43.8 on the Noometry Index.
Last verified . 1 shared benchmarks.
Summary
- They share 1 benchmark with published results for both. Chatgpt 4o Latest 20250326 scores higher in 0 categories and GPT-5 Pro in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where GPT-5 Pro leads 56.7 to 39.2.
Side by side
| Chatgpt 4o Latest 20250326 | GPT-5 Pro | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Noometry Index | 43.8 | 46.4 |
| Released | — | 2025-10-06 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 272K |
| Input $ / M tokens | — | $15 |
| Output $ / M tokens | — | $120 |
| Results tracked | 21 | 12 |
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Category by category
Coding GPT-5 Pro leads
Chatgpt 4o Latest 20250326: 41.6 (#122), GPT-5 Pro: 44.0 (#80)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| WeirdML | — | 60.4% |
| LMArena Coding | 1413 | — |
| AlgoTune | — | 1.31 |
Reasoning GPT-5 Pro leads
Chatgpt 4o Latest 20250326: 33.8 (#71), GPT-5 Pro: 38.9 (#62)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| Kagi LLM Benchmark | 75% | 76.8% |
| ARC-AGI-2 | — | 18.3% |
| SimpleBench | — | 61.6% |
| ARC-AGI-1 | — | 70.2% |
| EnigmaEval | — | 18.8% |
| LMArena Hard Prompts | 1424 | — |
| Epoch Capabilities Index | — | 150.28 |
Math GPT-5 Pro leads
Chatgpt 4o Latest 20250326: 38.6 (#134), GPT-5 Pro: 48.5 (#63)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 55.8% |
| FrontierMath Tier 4 | — | 19.5% |
| LMArena Math | 1407 | — |
| FrontierMath Tier 4 (v1) | — | 14.6% |
Knowledge GPT-5 Pro leads
Chatgpt 4o Latest 20250326: 39.2 (#137), GPT-5 Pro: 56.7 (#42)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| Humanity's Last Exam | — | 31.6% |
| Confabulations | 16.6% | — |
| LMArena Expert | 1401 | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), GPT-5 Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Not comparable
Chatgpt 4o Latest 20250326: 52.9 (#76), GPT-5 Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| LMArena Non-English | 1419 | — |
| LMArena Chinese | 1457 | — |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
| LMArena Russian | 1429 | — |
| LMArena Spanish | 1434 | — |
Instruction Following Not comparable
Chatgpt 4o Latest 20250326: 74.0 (#107), GPT-5 Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| LMArena Instruction Following | 1403 | — |
Long Context Not comparable
Chatgpt 4o Latest 20250326: 43.1 (#107), GPT-5 Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| LMArena Longer Query | 1413 | — |
Writing & Preference Not comparable
Chatgpt 4o Latest 20250326: 62.6 (#72), GPT-5 Pro: —
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5 Pro |
|---|---|---|
| LMArena Text | 1429 | — |
| LMArena Creative Writing | 1405 | — |
| EQ-Bench Creative Writing | 1501 | — |
| LMArena Multi-Turn | 1454 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than GPT-5 Pro?
GPT-5 Pro is the stronger model overall, scoring 46.4 to 43.8 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or GPT-5 Pro better for coding?
GPT-5 Pro scores higher on coding benchmarks: 44.0 versus 41.6 in the Noometry coding category.
How many benchmarks do Chatgpt 4o Latest 20250326 and GPT-5 Pro share?
1 benchmark has published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and GPT-5 Pro has 12.