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Code Llama vs GPT-5.1

0 vs 3 benchmarks won

Meta
Code Llama
OpenAI
GPT-5.1
Overview
CompanyMetaOpenAI
Release dateAug 24 2023Nov 12 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
88.1%
Software engineering
SWE-Bench Verified
76.3%
Multimodal understanding
MMMU
76%
Timeline
Release gapCode Llama shipped 811 days before GPT-5.1

Which is better: Code Llama or GPT-5.1?

GPT-5.1 leads Code Llama on 3 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). Code Llama shipped 811 days before GPT-5.1, so benchmark comparisons should account for the intervening progress.

Code Llama is an open-source / open-weight model; GPT-5.1 is proprietary.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was Code Llama released?
Code Llama was released by Meta on Aug 24 2023.
When was GPT-5.1 released?
GPT-5.1 was released by OpenAI on Nov 12 2025.
Is Code Llama or GPT-5.1 open source?
Code Llama is an open-source / open-weight model released by Meta. GPT-5.1 is a proprietary model released by OpenAI.

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