Comprehensive side-by-side LLM comparison
o3 leads with 10.4% higher average benchmark score. Overall, o3 is the stronger choice for coding tasks.
IBM
Granite 3.3 8B Base was developed by IBM as an enterprise-focused foundation model, designed to provide a reliable starting point for business applications. Built with 8 billion parameters and trained on curated data, it serves as a foundation for domain-specific customization in enterprise contexts.
OpenAI
o3 represents the next generation in OpenAI's reasoning model series, developed to advance the capabilities of deliberate, step-by-step problem solving. Built to handle increasingly complex challenges across mathematics, science, and coding, it continues the evolution of reasoning-focused AI with improved analytical depth and accuracy.
Launched on the same date

Granite 3.3 8B Base
IBM
2025-04-16

o3
OpenAI
2025-04-16
Context window and performance specifications
Average performance across 1 common benchmarks

Granite 3.3 8B Base

o3
Granite 3.3 8B Base
2024-04-01
o3
2024-05-31
Available providers and their performance metrics

Granite 3.3 8B Base

o3
OpenAI

Granite 3.3 8B Base

o3

Granite 3.3 8B Base

o3