Model comparison
Chatgpt 4o Latest 20250326 vs GPT-5.2
GPT-5.2 is the stronger model overall, scoring 54.1 to 43.8 on the Noometry Index.
Last verified . 20 shared benchmarks.
Summary
- They share 20 benchmarks with published results for both. Chatgpt 4o Latest 20250326 scores higher in 0 categories and GPT-5.2 in 9 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in math, where GPT-5.2 leads 60.0 to 38.6.
Side by side
| Chatgpt 4o Latest 20250326 | GPT-5.2 | |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Noometry Index | 43.8 | 54.1 |
| Released | — | 2025-12-11 |
| Weights | Proprietary | Proprietary |
| Context window | — | 400K |
| Max output | — | 128K |
| Input $ / M tokens | — | $1.75 |
| Output $ / M tokens | — | $14 |
| Results tracked | 21 | 67 |
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Category by category
Coding GPT-5.2 leads
Chatgpt 4o Latest 20250326: 41.6 (#122), GPT-5.2: 51.6 (#37)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Coding | 1413 | 1447 |
| SWE-bench Verified | — | 73.8% |
| SWE-bench Verified (bash only) | — | 72.8% |
| LMArena WebDev | — | 1416 |
| SWE-bench Multilingual | — | 66.7% |
| GSO | — | 27.4% |
| WeirdML | — | 72.2% |
| ALE-Bench | — | 1,294 |
| AlgoTune | — | 2.05 |
Agentic & Tool Use Not comparable
Chatgpt 4o Latest 20250326: —, GPT-5.2: 40.2 (#24)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| Terminal-Bench | — | 64.9% |
| Berkeley Function Calling Leaderboard | — | 55.9% |
| GDPval | — | 49.7% |
| Remote Labor Index | — | 2.5% |
| τ²-bench Airline | — | 83% |
| τ²-bench Banking | — | 32.2% |
| τ²-bench Retail | — | 81.6% |
| τ²-bench Telecom | — | 89.7% |
| DeepResearch Bench | — | 41.1% |
| LMArena Search | — | 1207 |
| METR Time Horizons | — | 75.3% |
| Vending-Bench 2 | — | 3,591 |
Reasoning GPT-5.2 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), GPT-5.2: 50.2 (#35)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| Kagi LLM Benchmark | 75% | 73.3% |
| LMArena Hard Prompts | 1424 | 1445 |
| ARC-AGI-2 | — | 52.9% |
| SimpleBench | — | 45.8% |
| NYT Connections (extended) | — | 83.6% |
| ARC-AGI-1 | — | 86.2% |
| Chess Puzzles | — | 49% |
| EnigmaEval | — | 10.4% |
| EBR-Bench | — | 23% |
| Mystery Game Puzzles | — | 23% |
| DTBench | — | 90.9% |
| LMCA | — | 43.9% |
| Epoch Capabilities Index | — | 153.45 |
| ForecastBench | — | 60.1 |
Math GPT-5.2 leads
Chatgpt 4o Latest 20250326: 38.6 (#134), GPT-5.2: 60.0 (#38)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Math | 1407 | 1440 |
| FrontierMath (Tiers 1-3) | — | 67.4% |
| FrontierMath Tier 4 | — | 31.7% |
| MathArena Final-Answer Competitions | — | 72% |
| OTIS Mock AIME 2024-2025 | — | 96.1% |
| ProofBench | — | 15% |
| FrontierMath (Feb 2025 set) | — | 40.7% |
| FrontierMath Tier 4 (v1) | — | 18.8% |
Knowledge GPT-5.2 leads
Chatgpt 4o Latest 20250326: 39.2 (#137), GPT-5.2: 59.3 (#32)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Expert | 1401 | 1445 |
| GPQA Diamond | — | 91.4% |
| Humanity's Last Exam | — | 27.8% |
| SimpleQA Verified | — | 37.1% |
| Confabulations | 16.6% | — |
| Vectara Hallucination Rate | — | 8.4% |
Multimodal GPT-5.2 leads
Chatgpt 4o Latest 20250326: 39.6 (#58), GPT-5.2: 51.3 (#7)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Vision | 1243 | 1268 |
| VPCT | — | 84% |
| Furniture Assembly | — | 38.3% |
| LMArena Document | — | 1405 |
Multilingual Too close to call
Chatgpt 4o Latest 20250326: 52.9 (#76), GPT-5.2: 53.4 (#67)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Non-English | 1419 | 1425 |
| LMArena Chinese | 1457 | 1460 |
| LMArena French | 1446 | 1455 |
| LMArena German | 1423 | 1448 |
| LMArena Japanese | 1405 | 1420 |
| LMArena Korean | 1396 | 1392 |
| LMArena Russian | 1429 | 1440 |
| LMArena Spanish | 1434 | 1433 |
Instruction Following Too close to call
Chatgpt 4o Latest 20250326: 74.0 (#107), GPT-5.2: 74.7 (#89)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Instruction Following | 1403 | 1417 |
Long Context Too close to call
Chatgpt 4o Latest 20250326: 43.1 (#107), GPT-5.2: 44.0 (#78)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Longer Query | 1413 | 1428 |
| CL-bench | — | 18.2% |
Writing & Preference GPT-5.2 leads
Chatgpt 4o Latest 20250326: 62.6 (#72), GPT-5.2: 66.8 (#32)
| Benchmark | Chatgpt 4o Latest 20250326 | GPT-5.2 |
|---|---|---|
| LMArena Text | 1429 | 1439 |
| LMArena Creative Writing | 1405 | 1401 |
| EQ-Bench Creative Writing | 1501 | 1703 |
| LMArena Multi-Turn | 1454 | 1458 |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than GPT-5.2?
GPT-5.2 is the stronger model overall, scoring 54.1 to 43.8 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or GPT-5.2 better for coding?
GPT-5.2 scores higher on coding benchmarks: 51.6 versus 41.6 in the Noometry coding category.
How many benchmarks do Chatgpt 4o Latest 20250326 and GPT-5.2 share?
20 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and GPT-5.2 has 67.