GPT-5.3-Codex vs Llama 4 Scout
Llama 4 Scout leads in 4 of 8 categories
Arena ELO
Tie
Cheaper
Llama 4 Scout
Faster
Llama 4 Scout
Detailed Comparison
| Category | GPT-5.3-Codex | Llama 4 Scout |
|---|---|---|
| Provider | OpenAI | Meta |
| Context Window | 128K | 10M WIN |
| Input Price ($/1M) | $1.75 | $0.08 WIN |
| Output Price ($/1M) | $14 | $0.3 WIN |
| Arena ELO | N/A | N/A |
| Coding | N/A | unknown |
| Reasoning | N/A | unknown |
| Speed (tokens/sec) | N/A | ~90 t/s WIN |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, GPT-5.3-Codex or Llama 4 Scout?
Llama 4 Scout is approximately 98% cheaper than GPT-5.3-Codex per million tokens.
Which is better for coding, GPT-5.3-Codex or Llama 4 Scout?
GPT-5.3-Codex scores N/A on coding benchmarks, while Llama 4 Scout scores unknown.
Which has a larger context window?
GPT-5.3-Codex supports 128K context, while Llama 4 Scout supports 10M.
Is GPT-5.3-Codex or Llama 4 Scout open source?
GPT-5.3-Codex is proprietary. Llama 4 Scout is open source.
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