Name: Gemini 2.5 Flash
Author: Google DeepMind

Gemini 2.5 Flash

Google DeepMind · 2025-06-17

Gemini 2.5 Flash is the stable generally available release of Google's speed-optimized Gemini 2.5 reasoning model, published June 17, 2025 after multiple preview snapshots. It supports multimodal input and a 1,048,576-token context window.

Benchmark scores

Benchmark	Score
A-Fantasia	55.3
A-Fantasia Backwards Spelling	64.0
A-Fantasia Chess	27.0
A-Fantasia Cube Rotation	75.0
AA-LCR	61.7
AA-Omniscience Index	-27.9
Agent Red Teaming k=100 (CAIS)	91.9
Aider Polyglot	56.7
AIME 2025	60.3
ALE-Bench	1022
APEX-Agents	1.8
ARC-AGI-2	2.5
Arena Text — Business, Management & Financial Ops (No Style Control)	1403
Arena Text — Chinese (No Style Control)	1452
Arena Text — Creative Writing (No Style Control)	1402
Arena Text — English (No Style Control)	1418
Arena Text — Entertainment, Sports & Media (No Style Control)	1395
Arena Text — Exclude Ties (No Style Control)	1405
Arena Text — Exclude Ties (Style Controlled)	1396
Arena Text — Expert (No Style Control)	1425
Arena Text — French (No Style Control)	1432
Arena Text — French (Style Controlled)	1426
Arena Text — German (No Style Control)	1418
Arena Text — Hard Prompts (No Style Control)	1422
Arena Text — Hard Prompts English (No Style Control)	1419
Arena Text — Instruction Following (No Style Control)	1406
Arena Text — Japanese (No Style Control)	1398
Arena Text — Korean (No Style Control)	1389
Arena Text — Legal & Government (No Style Control)	1433
Arena Text — Life, Physical & Social Science (No Style Control)	1433