Gemini 3.6 FlashvsGPT-5.6 Terra
Across 6 shared benchmarks, GPT-5.6 Terra leads overall: Gemini 3.6 Flash wins 1, GPT-5.6 Terra wins 5, with 0 ties and an average score difference of -21.19.
Gemini 3.6 Flash
Google Deep Mind · 2026-07-21 · Multimodal model
GPT-5.6 Terra
OpenAI · 2026-06-26 · Reasoning model
Gemini 3.6 Flash1 win(17%)(83%)5 winsGPT-5.6 Terra
Benchmark scores
Grouped by capability, sorted by largest gap within each. 6 shared benchmarks.
Coding and Software Engineer
GPT-5.6 Terra 2/2| Benchmark | Gemini 3.6 Flash | GPT-5.6 Terra | Diff |
|---|---|---|---|
| WeirdML v2 | 56.1033 / 52Thinking High (With Tools) | 78.2710 / 52Thinking High (With Tools) | -22.17 |
| DeepSWE | 4914 / 20Thinking (With Tools) | 69.603 / 20极高强度思考（工具） | -20.60 |
Math and Reasoning
GPT-5.6 Terra 2/2| Benchmark | Gemini 3.6 Flash | GPT-5.6 Terra | Diff |
|---|---|---|---|
| FrontierMath Tier 4 v2 | 21.9521 / 34Thinking High (No Tools) | 70.736 / 34最高（无工具） | -48.78 |
| FrontierMath v2 | 58.9520 / 34Thinking High (No Tools) | 85.964 / 34最高（无工具） | -27.02 |
AI Agent - Tool Usage
GPT-5.6 Terra 1/1| Benchmark | Gemini 3.6 Flash | GPT-5.6 Terra | Diff |
|---|---|---|---|
| Terminal-Bench 2.1 | 7817 / 37Thinking (With Tools) | 87.405 / 37最高（无工具） | -9.40 |
General Evaluation
Gemini 3.6 Flash 1/1| Benchmark | Gemini 3.6 Flash | GPT-5.6 Terra | Diff |
|---|---|---|---|
| GPQA Diamond | 94.136 / 225Thinking High (No Tools) | 93.3116 / 225最高（无工具） | +0.82 |
Specs
| Field | Gemini 3.6 Flash | GPT-5.6 Terra |
|---|---|---|
| Publisher | Google Deep Mind | OpenAI |
| Release date | 2026-07-21 | 2026-06-26 |
| Model type | Multimodal model | Reasoning model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 1M | 1.05M |
| Max output | 64K | 128K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | Gemini 3.6 Flash | GPT-5.6 Terra |
|---|---|---|
| Text input | $1.5 / 1M tokens | $2.5 / 1M tokens |
| Text output | $7.5 / 1M tokens | $15 / 1M tokens |
| Cache read | $0.15 / 1M tokens | $0.25 / 1M tokens |
| Cache write | Not public | $3.125 / 1M tokens |
Summary
- Gemini 3.6 Flashleads in:General Evaluation (1/1)
- GPT-5.6 Terraleads in:Coding and Software Engineer (2/2), Math and Reasoning (2/2), AI Agent - Tool Usage (1/1)
On average across the 6 shared benchmarks, GPT-5.6 Terra scores 21.19 higher.
Largest single-benchmark gap: FrontierMath Tier 4 v2 — Gemini 3.6 Flash 21.95 vs GPT-5.6 Terra 70.73 (-48.78).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.