Gemini 3.5 Flash (high)

Google

Frontier ModelReasoningVision ModelProprietary

Analysis of Google's Gemini 3.5 Flash (high) and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more.

Context

Release Date: May 19, 2026
Window: 1M

PricingPer 1M tokens

Input: $1.5
Output: $9
Blended 3:1: $3.375

Capabilities

Speed: 167 t/s
Input
Output
Reasoning tokens

Latency

TTFT: 18.65 ms
500 token response: 21.65 s

Benchmarks

Reasoning: ●●●○○
Coding: ●●○○○
GPQA: 92.2%
HLE: 41.0%
SciCode: 53.1%

Analysis of Google's Gemini 3.5 Flash (high) and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more.