Model Comparison
Grok-1.5 vs o3-mini
o3-mini significantly outperforms across most benchmarks.
Performance Benchmarks
Comparative analysis across standard metrics
Grok-1.5 outperforms in 0 benchmarks, while o3-mini is better at 3 benchmarks (GPQA, MATH, MMLU).
o3-mini significantly outperforms across most benchmarks.
Arena Performance
Human preference votes
Context Window
Maximum input and output token capacity
Only o3-mini specifies input context (200,000 tokens). Only o3-mini specifies output context (100,000 tokens).
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
Grok-1.5 was released on 2024-03-28, while o3-mini was released on 2025-01-30.
o3-mini is 10 months newer than Grok-1.5.
Mar 28, 2024
2.2 years ago
Jan 30, 2025
1.3 years ago
10mo newerKnowledge Cutoff
When training data ends
o3-mini has a documented knowledge cutoff of 2023-09-30, while Grok-1.5's cutoff date is not specified.
We can confirm o3-mini's training data extends to 2023-09-30, but cannot make a direct comparison without Grok-1.5's cutoff date.
—
Sep 2023
Outputs Comparison
Key Takeaways
No standout differentiators in the data we have for this pair.
o3-mini
View detailsOpenAI
Detailed Comparison
FAQ
Common questions about Grok-1.5 vs o3-mini.