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How smart is Gemini 3 Flash?

122 SI-IQ · 90% interval 119–125
Rank 35 of 80 ranked models · Plausible rank range 20–47

Gemini 3 Flash is a model from Google DeepMind, released on Dec 17, 2025. Its SI-IQ is 122 (90% interval 119–125), estimated from 9 benchmark results by 2 independent evaluators. Its strongest area is Knowledge and its weakest is Math.

Facts

Developer
Google DeepMind
Released
Dec 17, 2025
Access
API access
Benchmarks used
9 results from 2 evaluators
API price
$0.50 input / $3.00 output per 1M tokens (developer's price list, Oct 18, 2026)
Context window
1,048,576 tokens

Ability by area (SI-IQ, 90% interval)

6080100120140160Reasoning124Math121Knowledge128

Every benchmark result we used

Each score is one value exactly as the source published it: for Epoch AI the best of its run settings, for OpenRouter the median hosting provider (the developer's own hosting when it ran the test). “Implied SI-IQ” is the ability that this single result points to; the overall SI-IQ is their precision-weighted average.

Benchmark Area Score Implied SI-IQ Evaluated by As listed by the source Retrieved Source
Chess Puzzles Reasoning 39.0% 127 Epoch AI gemini-3-flash-preview_high Oct 18, 2026 Epoch AI Benchmarking Hub · data file
Mystery Game Puzzles Reasoning 26.0% 120 Epoch AI gemini-3-flash-preview_low Oct 18, 2026 Epoch AI Benchmarking Hub · data file
FrontierMath Tier 4 Math 17.1% 121 Epoch AI gemini-3-flash-preview Oct 18, 2026 Epoch AI Benchmarking Hub · data file
FrontierMath Tiers 1–3 Math 51.2% 120 Epoch AI gemini-3-flash-preview Oct 18, 2026 Epoch AI Benchmarking Hub · data file
OTIS Mock AIME 2024–2025 Math 95.6% 124 Epoch AI gemini-3-flash-preview_high Oct 18, 2026 Epoch AI Benchmarking Hub · data file
SWE-bench Verified (Epoch AI run) Coding 75.4% 122 Epoch AI gemini-3-flash-preview Oct 18, 2026 Epoch AI Benchmarking Hub · data file
GPQA Diamond Knowledge 89.4% 123 Epoch AI gemini-3-flash-preview_high Oct 18, 2026 Epoch AI Benchmarking Hub · data file
GPQA Diamond (OpenRouter run) Knowledge 88.6% 126 OpenRouter google/gemini-3-flash-preview-20251217
Google AI Studio · first-party provider (2 of 2 rows), lower median
Oct 18, 2026 OpenRouter benchmark datasets · data file
SimpleQA Verified Knowledge 66.8% 146 Epoch AI gemini-3-flash-preview_high Oct 18, 2026 Epoch AI Benchmarking Hub · data file
τ²-bench Airline (OpenRouter run) Agents 75.3% 130 OpenRouter google/gemini-3-flash-preview-20251217
Google · first-party provider (2 of 2 rows), lower median
Oct 18, 2026 OpenRouter benchmark datasets · data file

Human preference (Arena)

On the Arena leaderboard, where people vote between two anonymous answers, Gemini 3 Flash has a rating of 1,473 (1,468–1,477) from 31,325 votes (published Oct 15, 2026). Human preference is a different measure from benchmark ability and is not part of SI-IQ. Arena (Hugging Face)

Models with similar SI-IQ

ModelSI-IQ
Claude Opus 4.6Anthropic123Gemini 3 Flash vs Claude Opus 4.6
DeepSeek V4 Flash 0731DeepSeek124Gemini 3 Flash vs DeepSeek V4 Flash 0731
Kimi K2.6Moonshot121Gemini 3 Flash vs Kimi K2.6
GPT-5OpenAI121Gemini 3 Flash vs GPT-5
GLM-5.2Z.ai (Zhipu AI)121Gemini 3 Flash vs GLM-5.2

Computed with SI-IQ method version 1.0.0. Read the full methodology

Data sources: Arena leaderboard dataset on Hugging Face (CC BY 4.0); Epoch AI, ‘Capabilities & benchmarking’ (CC BY 4.0); API list prices via LiteLLM's price table (MIT); each price links to the developer's pricing page; Source: OpenRouter (openrouter.ai), licensed under CC BY 4.0: reuse and republish with attribution to OpenRouter..