Claude Sonnet 4.6vsGPT-5.2
Across 8 shared benchmarks, GPT-5.2 leads overall: Claude Sonnet 4.6 wins 3, GPT-5.2 wins 5, with 0 ties and an average score difference of -1.55.
Claude Sonnet 4.6
Anthropic · 2026-02-17 · AI model
GPT-5.2
OpenAI · 2025-12-11 · AI model
Claude Sonnet 4.63 wins(38%)(63%)5 winsGPT-5.2
Benchmark scores
Grouped by capability, sorted by largest gap within each. 8 shared benchmarks.
General Knowledge
Claude Sonnet 4.6 2/3| Benchmark | Claude Sonnet 4.6 | GPT-5.2 | Diff |
|---|---|---|---|
| ARC-AGI-2 | 58.3017 / 58thinking | 54.2019 / 58深度思考（无工具、并行） | +4.10 |
| HLE | 4920 / 149thinking + 使用工具 | 45.5027 / 149Deep Thinking (With Tools + Internet) | +3.50 |
| GPQA Diamond | 89.9018 / 175thinking | 93.207 / 175 |
Specs
| Field | Claude Sonnet 4.6 | GPT-5.2 |
|---|---|---|
| Publisher | Anthropic | OpenAI |
| Release date | 2026-02-17 | 2025-12-11 |
| Model type | AI model | AI model |
| Architecture | Dense | Dense |
| Parameters | 0.0 | 0.0 |
| Context length | 1M | 400K |
| Max output | 8192 | Not available |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | Claude Sonnet 4.6 | GPT-5.2 |
|---|---|---|
| Text input | $3 / 1M tokens | $1.75 / 1M tokens |
| Text output | $15 / 1M tokens | $14 / 1M tokens |
| Cache read | $0.3 / 1M tokens | $0.175 / 1M tokens |
| Cache write | $3.75 / 1M tokens | $1.75 / 1M tokens |
Summary
- Claude Sonnet 4.6leads in:General Knowledge (2/3), AI Agent - Information Search (1/1)
- GPT-5.2leads in:Agent Level Benchmark (1/1), Coding and Software Engineer (1/1), Math and Reasoning (1/1), Productivity Knowledge (1/1)
On average across the 8 shared benchmarks, GPT-5.2 scores 1.55 higher.
Largest single-benchmark gap: GDPval-AA — Claude Sonnet 4.6 57 vs GPT-5.2 70.90 (-13.90).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.