tokevenGPT 5.6 Terra vs Gemini 3.5 Flash
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
GPT 5.6 Terra
Mid-tierGemini 3.5 Flash
Fast / BudgetQuality
Task confidence comparison
Guidance
When to use GPT 5.6 Terra vs Gemini 3.5 Flash
Choose GPT 5.6 Terra when...
- -You need strong summarization (confidence 92 vs 85)
- -You need strong q&a (confidence 92 vs 84)
- -You need strong code generation (confidence 86 vs 68)
- -You need strong code review (confidence 84 vs 65)
- -You need a larger context window (1,050K vs 1,000K)
Choose Gemini 3.5 Flash when...
- -You need strong classification (confidence 92 vs 89)
- -Cost matters: 25% cheaper on input tokens
At scale
Cost at scale
FAQ
When should I use GPT 5.6 Terra instead of Gemini 3.5 Flash?
GPT 5.6 Terra outperforms Gemini 3.5 Flash for Summarization, Q&A, Code Generation. It costs $2.00/$12.00 per million tokens (input/output).
Is Gemini 3.5 Flash cheaper than GPT 5.6 Terra?
Yes. Gemini 3.5 Flash input costs $1.50/MTok vs $2.00/MTok for GPT 5.6 Terra, saving 25% on input.
What are the context window sizes for GPT 5.6 Terra and Gemini 3.5 Flash?
GPT 5.6 Terra has a 1,050K token context window. Gemini 3.5 Flash has a 1,000K token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How GPT 5.6 Terra and Gemini 3.5 Flash stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.