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

Code Llama vs gpt-oss-20b

Meta
Code Llama
OpenAI
gpt-oss-20b
Overview
CompanyMetaOpenAI
Release dateAug 24 2023Aug 5 2025
AccessOpen WeightOpen Weight
Timeline
Release gapCode Llama shipped 712 days before gpt-oss-20b

Which is better: Code Llama or gpt-oss-20b?

Code Llama and gpt-oss-20b don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Code Llama shipped 712 days before gpt-oss-20b, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — Code Llama and gpt-oss-20b don't publish scores on any of the same benchmarks.

Frequently asked questions

Code Llama was released by Meta on Aug 24 2023.

gpt-oss-20b was released by OpenAI on Aug 5 2025.

Other comparisons