GPT-5.2vsGPT-5.1
Across 14 shared benchmarks, GPT-5.2 leads overall: GPT-5.2 wins 12, GPT-5.1 wins 1, with 1 ties and an average score difference of +6.49.
GPT-5.212 wins(86%)Ties1(7%)1 winGPT-5.1
Benchmark scores
Grouped by capability, sorted by largest gap within each. 14 shared benchmarks.
Math and Reasoning
GPT-5.2 3/3| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| AIME2025 | 51153 / 215Normal (No Tools) | 38170 / 215Normal (No Tools) | +13 |
| MathArena Apex | 13.5413 / 17Thinking High (With Tools) | 1.0414 / 17Thinking High (With Tools) | +12.50 |
| FrontierMath - Tier 4 | 18.8016 / 80Thinking High (No Tools) | 12.5029 / 80Thinking High (No Tools) | +6.30 |
Agent Level Benchmark
GPT-5.2 1/2| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| Terminal Bench Hard | 31.80100 / 244Normal (With Tools) | 22.70143 / 244Normal (With Tools) | +9.10 |
| τ²-Bench - Telecom | 46.50178 / 264Normal (With Tools) | 46.50178 / 264Normal (With Tools) | — |
Coding and Software Engineer
GPT-5.2 2/2| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| LiveCodeBench | 66.90103 / 250Normal (No Tools) | 49.40167 / 250Normal (No Tools) | +17.50 |
| GSO | 27.407 / 21Thinking High (With Tools) | 13.7013 / 21Thinking High (With Tools) | +13.70 |
General Knowledge
GPT-5.2 2/2| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| LiveBench | 48.9196 / 117Normal (No Tools) | 42.65108 / 117Normal (No Tools) | +6.26 |
| HLE | 8419 / 563Normal (No Tools) · Text only | 5.30471 / 563Normal (No Tools) · Text only | +2.70 |
Commonsense Reasoning
GPT-5.1 1/1| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| SimpleBench | 45.8058 / 93Thinking High (No Tools) | 53.2045 / 93Thinking High (No Tools) | -7.40 |
General Evaluation
GPT-5.2 1/1| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| GPQA Diamond | 73.23298 / 462Normal (No Tools) | 64.30361 / 462Normal (No Tools) | +8.93 |
Instruction Following
GPT-5.2 1/1| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| IF Bench | 47.40168 / 282Normal (No Tools) | 43.20192 / 282Normal (No Tools) | +4.20 |
Long Context
GPT-5.2 1/1| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| AA-LCR | 45.70144 / 170Normal (No Tools) | 45147 / 170Normal (No Tools) | +0.70 |
Multimodal Understanding
GPT-5.2 1/1| Benchmark | GPT-5.2 | GPT-5.1 | Diff |
|---|---|---|---|
| MMMU-Pro | 65.80148 / 227Normal (No Tools) | 62.40163 / 227Normal (No Tools) | +3.40 |
Specs
| Field | GPT-5.2 | GPT-5.1 |
|---|---|---|
| Publisher | OpenAI | OpenAI |
| Release date | 2025-12-11 | 2025-11-12 |
| Model type | Chat model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 400K | 400K |
| Max output | Not available | 128K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | GPT-5.2 | GPT-5.1 |
|---|---|---|
| Text input | $1.75 / 1M tokens | $1.25 / 1M tokens |
| Text output | $14 / 1M tokens | $10 / 1M tokens |
| Cache read | $0.175 / 1M tokens | $0.125 / 1M tokens |
| Cache write | $1.75 / 1M tokens | $0 / 1M tokens |
Summary
- GPT-5.2leads in:Math and Reasoning (3/3), Agent Level Benchmark (1/2), Coding and Software Engineer (2/2), General Knowledge (2/2), General Evaluation (1/1), Instruction Following (1/1), Long Context (1/1), Multimodal Understanding (1/1)
- GPT-5.1leads in:Commonsense Reasoning (1/1)
On average across the 14 shared benchmarks, GPT-5.2 scores 6.49 higher.
Largest single-benchmark gap: LiveCodeBench — GPT-5.2 66.90 vs GPT-5.1 49.40 (+17.50).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.