LIVE INTELLIGENCE · part of the Xentir AI Index

Gemini 2.0 Flash Thinking (Jan 2025) vs o1-preview

Name: Gemini 2.0 Flash Thinking (Jan 2025) vs o1-preview — benchmark results
Creator: Epoch AI
License: https://creativecommons.org/licenses/by/4.0/

Gemini 2.0 Flash Thinking (Jan 2025) · Google DeepMind,Google, released 2025-01-21
o1-preview · OpenAI, released 2024-09-12

“Epoch AI, 'AI Benchmarking Hub'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks' [online resource].” · epoch.ai/benchmarks · Licensed CC BY 4.0 · data last verified 2026-09-09 · Methodology · Data Sources

Gemini 2.0 Flash Thinking (Jan 2025) leads on more of the 3 benchmarks where both are measured — Gemini 2.0 Flash Thinking (Jan 2025) on 3. The remaining 6 of 9 tracked benchmarks cannot be compared: 1 has a result for only one of the two models, 5 for neither. Nothing on this page is estimated to fill those in.

Head-to-head

Measured on 3 of 9 tracked benchmarks for both models — Gemini 2.0 Flash Thinking (Jan 2025) leads on 3.

Benchmark	Gemini 2.0 Flash Thinking (Jan 2025)	o1-preview	Leads
Epoch Capabilities Index (ECI)	135.4	134.8	Gemini 2.0 Flash Thinking (Jan 2025)
SWE-bench Verified	Not measured	Not measured	Not measured on both
GPQA Diamond	0.571	0.503	Gemini 2.0 Flash Thinking (Jan 2025)
MATH Level 5	Not measured	0.816	Comparison unavailable — Gemini 2.0 Flash Thinking (Jan 2025) has no published result
OTIS Mock AIME 2024-2025	0.578	0.311	Gemini 2.0 Flash Thinking (Jan 2025)
FrontierMath	Not measured	Not measured	Not measured on both
FrontierMath Tier 4	Not measured	Not measured	Not measured on both
SimpleQA Verified	Not measured	Not measured	Not measured on both
Chess Puzzles	Not measured	Not measured	Not measured on both

Benchmark results measure specific tasks and should not be treated as a universal measure of model quality. A model with no row here for a benchmark has not been measured on it — that is left blank, never estimated.

What remains uncertain

Gemini 2.0 Flash Thinking (Jan 2025) has no published result on MATH Level 5.
5 tracked benchmarks have no published result for either model.

A missing result means Xentir has not found one published by the source it cites, not that the model performs badly. See Data Sources.

Full profiles

Gemini 2.0 Flash Thinking (Jan 2025) → · o1-preview → · the full AI Model Rankings table