Gemini 2.0 Flash-Lite vs o1-pro
o1-pro leads the LLM Stats Score 19.7 to 12.4.
Google · OpenAI · Updated for 2026
Which is better?
o1-pro leads the overall LLM Stats Score 19.7 to 12.4, ranking #199 overall.
In the 1 individual benchmarks reported for both models, o1-pro wins 1; this is a narrower head-to-head signal than the composite indexes.
Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.
Choose Gemini 2.0 Flash-Lite
- you want the most recent training data — it shipped Feb 2025
Choose o1-pro
- overall performance matters — it scores 19.7 and ranks #199 on LLM Stats
- your work emphasizes reasoning — it leads those capability indexes
- you value its reported benchmark strengths — it wins 1 of 1 exact shared results
At a glance
The differences that matter most.
Individual benchmarks
13 reported for Gemini 2.0 Flash-Lite · 2 for o1-pro
Gemini 2.0 Flash-Lite outperforms in 0 benchmarks, while o1-pro is better at 1 benchmark (GPQA).
o1-pro significantly outperforms across most benchmarks.
Human preference
Blind head-to-head votes and playground preference scores
Context Window
Maximum input and output token capacity
Only Gemini 2.0 Flash-Lite specifies input context (1,048,576 tokens). Only Gemini 2.0 Flash-Lite specifies output context (8,192 tokens).
Input capabilities
Documented input modalities across available providers
Both Gemini 2.0 Flash-Lite and o1-pro support multimodal inputs.
They are both capable of processing various types of data, offering versatility in application.
Gemini 2.0 Flash-Lite
o1-pro
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Gemini 2.0 Flash-Lite was released on 2025-02-05, while o1-pro was released on 2024-12-17.
Gemini 2.0 Flash-Lite is 2 months newer than o1-pro.
Feb 5, 2025
1.6 years ago
1mo newerDec 17, 2024
1.7 years ago
Knowledge Cutoff
When training data ends
Gemini 2.0 Flash-Lite has a knowledge cutoff of 2024-06-01, while o1-pro has a cutoff of 2023-09-30.
Gemini 2.0 Flash-Lite has more recent training data (up to 2024-06-01), making it potentially better informed about events through that date compared to o1-pro (2023-09-30).
Jun 2024
9 mo newerSep 2023
Outputs Comparison
Judge for yourself.
Run your own prompts against Gemini 2.0 Flash-Lite and o1-pro side-by-side, then vote on the output you prefer.
FAQ
Common questions about Gemini 2.0 Flash-Lite vs o1-pro.