Comprehensive side-by-side LLM comparison
o4-mini leads with 29.7% higher average benchmark score. Overall, o4-mini is the stronger choice for coding tasks.
xAI
Grok 1.5V was introduced as a vision-enabled variant of Grok 1.5, designed to understand and reason about both images and text. Built to extend Grok's capabilities into multimodal applications, it enables visual question answering and image analysis alongside textual understanding.
OpenAI
o4-mini was created as part of the next generation of OpenAI's reasoning models, designed to continue advancing the balance between analytical capability and operational efficiency. Built to bring cutting-edge reasoning techniques to applications requiring quick turnaround, it represents the evolution of compact reasoning-focused models.
1 year newer

Grok-1.5V
xAI
2024-04-12

o4-mini
OpenAI
2025-04-16
Context window and performance specifications
Average performance across 2 common benchmarks

Grok-1.5V

o4-mini
o4-mini
2024-05-31
Available providers and their performance metrics

Grok-1.5V

o4-mini
OpenAI

Grok-1.5V

o4-mini

Grok-1.5V

o4-mini