AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Code Llama 70B vs GPT-5 nano

Meta
Code Llama 70B
OpenAI
GPT-5 nano
Overview
CompanyMetaOpenAI
Release dateJan 29 2024Aug 7 2025
AccessOpen WeightProprietary
Timeline
Release gapCode Llama 70B shipped 556 days before GPT-5 nano

Which is better: Code Llama 70B or GPT-5 nano?

Code Llama 70B and GPT-5 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Code Llama 70B shipped 556 days before GPT-5 nano, so benchmark comparisons should account for the intervening progress.

Code Llama 70B is open weight, while GPT-5 nano is proprietary.

Direct benchmark comparisons are unavailable — Code Llama 70B and GPT-5 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

Code Llama 70B was released by Meta on Jan 29 2024.

GPT-5 nano was released by OpenAI on Aug 7 2025.

Code Llama 70B is an open weight model released by Meta. GPT-5 nano is a proprietary model released by OpenAI.

Other comparisons