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

Code Llama vs GPT-4.1 nano

Meta
Code Llama
OpenAI
GPT-4.1 nano
Overview
CompanyMetaOpenAI
Release dateAug 24 2023Apr 14 2025
AccessOpen WeightProprietary
Specifications
Context window
1M
Timeline
Release gapCode Llama shipped 599 days before GPT-4.1 nano

Which is better: Code Llama or GPT-4.1 nano?

Code Llama and GPT-4.1 nano don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Code Llama shipped 599 days before GPT-4.1 nano, so benchmark comparisons should account for the intervening progress.

Code Llama is open weight, while GPT-4.1 nano is proprietary.

Direct benchmark comparisons are unavailable — Code Llama and GPT-4.1 nano don't publish scores on any of the same benchmarks.

Frequently asked questions

Code Llama was released by Meta on Aug 24 2023.

GPT-4.1 nano was released by OpenAI on Apr 14 2025.

Code Llama is an open weight model released by Meta. GPT-4.1 nano is a proprietary model released by OpenAI.

Other comparisons