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Gemini 3.5 Flash

Google DeepMind · 2026-05-19

Gemini 3.5 Flash is Google's generally available, natively multimodal reasoning model released at Google I/O 2026 for agentic workflows, long-horizon tasks, and coding. Google reports that it exceeds Gemini 3.1 Pro on Terminal-Bench 2.1, MCP Atlas, and GDPval-AA, while generating output tokens four times faster than other frontier models.

Benchmark scores

BenchmarkScore
AA-Briefcase Elo873
AA-LCR71.0
AA-Omniscience Index22.7
ActiveVision8.2
Agent Red Teaming k=100 (CAIS)72.3
Aikido Known-CVE Detection (Pass@3 Union)53.8
Aikido Known-CVE Detection (Single-Run Average)44.9
AIME 202695.0
ALE-Bench1712
Antidote: Everyday Edition1082
Apex (MathArena)32.3
Apex Shortlist82.5
APEX-Agents-AA47.1
APEX-SWE32.5
ARC-AGI-192.5
ARC-AGI-272.1
Arena Code WebDev — Brand & Marketing1491
Arena Code WebDev — Consumer Product1472
Arena Code WebDev — Content Creation Tools1494
Arena Code WebDev — Data & Analytics1471
Arena Code WebDev — Gaming1521
Arena Code WebDev — HTML1529
Arena Code WebDev — React1486
Arena Code WebDev — Reference-Based Design1500
Arena Code WebDev — Simulations1517
Arena Document (Style Controlled)1462
Arena Image-to-WebDev1493
Arena Text — Business, Management & Financial Ops (No Style Control)1459
Arena Text — Chinese (No Style Control)1520
Arena Text — Creative Writing (No Style Control)1470
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