Gemini Omni Flash Preview vs GPT-5.6 Terra

Specs, per-token pricing, and live benchmark scores — refreshed daily from our benchmark database.

Specs & pricing

Gemini Omni Flash PreviewGPT-5.6 Terra
CompanyGoogle DeepMindOpenAI
ReleasedJul 2026Jul 2026
Context window131K1.0M
Input /1M tokens$1.5$2.5
Output /1M tokens$9$15
Open weightsNoNo

Benchmarks

BenchmarkGemini Omni Flash PreviewGPT-5.6 Terra
GPQA92.5%
Hallucination Rate (lower is better)86.7%
Speed (tok/s)122 tok/s

Scores come from published leaderboards and official model cards (sources listed on the benchmarks page) and refresh daily. Pricing via vendor pages and OpenRouter.