Key Differences
- •Gemini 3 Flash has a larger context window (1M vs 200k tokens)
- •Opus 4.5 has more recent training data (Mar 2025 vs Jan 2025)
- •Gemini 3 Flash is more affordable for input ($0.50 vs $5.00/1M tokens)
- •Gemini 3 Flash is more affordable for output ($3.00 vs $25.00/1M tokens)
- •Gemini 3 Flash is newer (released Dec 2025)
1M tokens
Context
200k tokens
Jan 2025
Knowledge
Mar 2025
Dec 2025
Released
Nov 2025
$0.50/1M
Input
$5.00/1M
$3.00/1M
Output
$25.00/1M
Both Gemini 3 Flash and Opus 4.5 are available on Zo Computer. Try them both to see which one works best for your use case.