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Code Llama 70B vs o3

Meta Code Llama 70B vs OpenAI o3 — side-by-side specs.

Meta
Code Llama 70B
OpenAI
o3
Overview
CompanyMetaOpenAI
Release dateJan 29 2024Apr 16 2025
Model type
Open sourceYesNo
Specifications
Parameters
Context window
Benchmarks
Science reasoning
GPQA Diamond
Software engineering
SWE-Bench Verified
Multimodal understanding
MMMU
Timeline
Release gapCode Llama 70B shipped 443 days before o3

Which is better: Code Llama 70B or o3?

Code Llama 70B and o3 do not have directly comparable benchmark scores published on GPQA Diamond, SWE-Bench Verified, or MMMU. Code Llama 70B shipped 443 days before o3, so benchmark comparisons should account for the intervening progress.

Code Llama 70B is an open-source / open-weight model; o3 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 70B released?
Code Llama 70B was released by Meta on Jan 29 2024.
When was o3 released?
o3 was released by OpenAI on Apr 16 2025.
Is Code Llama 70B or o3 open source?
Code Llama 70B is an open-source / open-weight model released by Meta. o3 is a proprietary model released by OpenAI.

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