gemini 3.5 flash ranks 8th on artificial analysis by output speed at 284 tokens/second
but it scores 55 on the intelligence index – 20+ points above every model faster than it. fastest among the ones that can actually think
announced at google i/o today, it's generally available starting now
on benchmarks it beats gpt-5.5 and claude opus 4.7 on:
- mcp atlas (83.6% vs 75.3% and 79.1%)
- finance agent v2 (57.9% vs 51.8% and 51.5%)
- charxiv reasoning (84.2% vs 84.1% and 82.1%)
- mmmu-pro (83.6% vs 81.2% and 75.2%)
- toolathlon (56.5% vs 55.6% — opus had no score)
gemini 3.5 pro is coming next month

Meet Gemini 3.5 Flash — our strongest agentic and coding model yet.
— Google (@Google) May 19, 2026
It delivers frontier-level performance at 4x the speed of comparable frontier models — often at less than half the cost.
Generally available, starting today. 🧵#GoogleIO pic.twitter.com/jLhqozutwG
Nick Trenkler