Gemini 2.5 Flash Preview (Sep '25)
Released · 17 days after Gemini 2.5 Flash-Lite Preview (Sep '25)
Benchmarks
Independent benchmark scores — composite indices for reasoning, coding, and math, plus individual eval scores where available.
Global rank#265 of 597 LLMs
TierEfficient
Intelligence Index19.1
Math Index56.7
Reasoning & knowledge
MMLU-Pro
84%
GPQA Diamond
77%
Humanity's Last Exam
9%
Long-context reasoning
59%
Coding
LiveCodeBench
63%
SciCode
38%
Agentic & tool use
Terminal-Bench Hard
14%
τ²-Bench Telecom
28%
Math & instruction following
AIME 2025
57%
IFBench
44%
See full leaderboard →Benchmarks via Artificial Analysis · View on AA
Available routes
No routes currently available — Gemini 2.5 Flash Preview (Sep '25) isn't routed through the Opper gateway right now. It's tracked here for its release history.
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