Home / Compare / Gemini 3.5 Flash Lite vs Hy4 preview

Gemini 3.5 Flash Lite vs Hy4 preview

For a typical chat reply (2,000 tokens in, 400 out), Hy4 preview costs 1.7× as much as Gemini 3.5 Flash Lite: $2.67 against $1.60 per 1,000 requests at list price on 2026-09-28.

Gemini 3.5 Flash LiteHy4 preview
Input, per 1M tokens$0.30$0.834
Output, per 1M tokens$2.50$2.50
Context window1.05M1.05M
Classification or routing (600 tokens in, 10 out), per 1,000$0.205$0.525
Chat reply (2,000 in, 400 out), per 1,000$1.60$2.67
Retrieval-augmented answer (8,000 in, 500 out), per 1,000$3.65$7.92
Confidence signalnono
Tool callingyesyes
BANKING77, correct of 400305not measured

Which one should carry your traffic?

If Gemini 3.5 Flash Lite answers your requests as well as Hy4 preview, moving that traffic saves 40% on chat-shaped requests. Averages cannot tell you whether it does for your requests. Gemini 3.5 Flash Lite does not expose a confidence signal through OpenRouter, so Gimbix would test it as a full replacement rather than a first answer.

Gemini 3.5 Flash Lite profile · Hy4 preview profile · Measure it on your traffic