GPT-5.6 TerravsGPT-5.4
Across 9 shared benchmarks, GPT-5.6 Terra leads overall: GPT-5.6 Terra wins 9, GPT-5.4 wins 0, with 0 ties and an average score difference of +15.87.
GPT-5.6 Terra
OpenAI · 2026-06-26 · Reasoning model
GPT-5.4
OpenAI · 2026-03-05 · Multimodal model
GPT-5.6 Terra9 wins(100%)(0%)0 winsGPT-5.4
Benchmark scores
Grouped by capability, sorted by largest gap within each. 9 shared benchmarks.
Coding and Software Engineer
GPT-5.6 Terra 3/3| Benchmark | GPT-5.6 Terra | GPT-5.4 | Diff |
|---|---|---|---|
| Text Arena (Coding) | 1,52216 / 35极高强度思考（无工具） | 1,45724 / 35Thinking High (No Tools) | +64.38 |
| WeirdML v2 | 78.2710 / 52Thinking High (With Tools) | 57.4431 / 52Normal (With Tools) | +20.83 |
| DeepSWE | 69.603 / 27极高强度思考（工具） | 5219 / 27极高强度思考（工具） | +17.60 |
General Knowledge
GPT-5.6 Terra 3/3| Benchmark | GPT-5.6 Terra | GPT-5.4 | Diff |
|---|---|---|---|
| ARC-AGI-2 | 83.907 / 62最高（无工具） | 77.109 / 62Normal (No Tools) | +6.80 |
| ARC-AGI | 96.502 / 68最高（无工具） | 93.709 / 68Normal (No Tools) | +2.80 |
| ARC-AGI-3 | 0.802 / 9最高（无工具） | 07 / 9Thinking High (No Tools) | +0.80 |
Math and Reasoning
GPT-5.6 Terra 2/2| Benchmark | GPT-5.6 Terra | GPT-5.4 | Diff |
|---|---|---|---|
| FrontierMath Tier 4 v2 | 70.736 / 34最高（无工具） | 4910 / 34极高强度思考（无工具） | +21.73 |
| FrontierMath v2 | 85.964 / 34最高（无工具） | 78.6010 / 34极高强度思考（无工具） | +7.37 |
General Evaluation
GPT-5.6 Terra 1/1| Benchmark | GPT-5.6 Terra | GPT-5.4 | Diff |
|---|---|---|---|
| GPQA Diamond | 93.3116 / 226最高（无工具） | 92.8020 / 226极高强度思考（无工具） | +0.51 |
Specs
| Field | GPT-5.6 Terra | GPT-5.4 |
|---|---|---|
| Publisher | OpenAI | OpenAI |
| Release date | 2026-06-26 | 2026-03-05 |
| Model type | Reasoning model | Multimodal model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 1.05M | 1M |
| Max output | 128K | 125K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | GPT-5.6 Terra | GPT-5.4 |
|---|---|---|
| Text input | $2.5 / 1M tokens | $2.5 / 1M tokens |
| Text output | $15 / 1M tokens | $15 / 1M tokens |
| Cache read | $0.25 / 1M tokens | Not public |
| Cache write | $3.125 / 1M tokens | $0.25 / 1M tokens |
Summary
- GPT-5.6 Terraleads in:Coding and Software Engineer (3/3), General Knowledge (3/3), Math and Reasoning (2/2), General Evaluation (1/1)
On average across the 9 shared benchmarks, GPT-5.6 Terra scores 15.87 higher.
Largest single-benchmark gap: Text Arena (Coding) — GPT-5.6 Terra 1,522 vs GPT-5.4 1,457 (+64.38).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.