Comprehensive side-by-side LLM comparison
Llama 3.3 70B Instruct is available on 9 providers. Both models have their strengths depending on your specific coding needs.
OpenAI
GPT-5 Codex was developed as a specialized variant of GPT-5 optimized for programming and software development tasks. Built to understand and generate code across multiple programming languages, it serves developers with enhanced capabilities for code completion, debugging, translation, and explanation of complex codebases.
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.
9 months newer

Llama 3.3 70B Instruct
Meta
2024-12-06

GPT-5 Codex
OpenAI
2025-09-15
Context window and performance specifications
GPT-5 Codex
2024-09-30
Available providers and their performance metrics

GPT-5 Codex

Llama 3.3 70B Instruct
Bedrock

GPT-5 Codex

Llama 3.3 70B Instruct

GPT-5 Codex

Llama 3.3 70B Instruct
Cerebras
DeepInfra
Fireworks
Groq
Hyperbolic
Lambda
Sambanova
Together