Comprehensive side-by-side LLM comparison
o3 leads with 32.8% higher average benchmark score. o3 offers 44.0K more tokens in context window than Llama 3.3 70B Instruct. Llama 3.3 70B Instruct is $9.60 cheaper per million tokens. o3 supports multimodal inputs. Llama 3.3 70B Instruct is available on 9 providers. Overall, o3 is the stronger choice for coding tasks.
Meta
Llama 3.3 70B was introduced with refinements to the Llama 3 architecture, designed to incorporate improvements in instruction-following and task performance. Built to continue the evolution of Meta's 70B tier, it provides enhanced quality while maintaining the deployment characteristics valued by the open-source community.
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.
4 months newer

Llama 3.3 70B Instruct
Meta
2024-12-06

o3
OpenAI
2025-04-16
Cost per million tokens (USD)

Llama 3.3 70B Instruct

o3
Context window and performance specifications
Average performance across 1 common benchmarks

Llama 3.3 70B Instruct

o3
o3
2024-05-31
Available providers and their performance metrics

Llama 3.3 70B Instruct
Bedrock
Cerebras
DeepInfra
Fireworks
Groq

Llama 3.3 70B Instruct

o3

Llama 3.3 70B Instruct

o3
Hyperbolic
Lambda
Sambanova
Together

o3
OpenAI