GPT-5.1 Codex High vs Llama 3.3 70B Instruct: Specs & Benchmark Comparison
| Characteristic | GPT-5.1 Codex High | Llama 3.3 70B Instruct |
|---|---|---|
| Company | OpenAI | Meta |
| Release Date | November 11, 2025 | December 6, 2024 |
| Parameters | — | 70B |
| Multimodal | Yes | No |
| Context (input) | 400K | 128K |
| Context (output) | 128K | 128K |
| Input Price / 1M | $1.25 | $0.88 |
| Output Price / 1M | $10.00 | $0.88 |
| Average Score | 1.0 | 0.8 |
Verdict
GPT-5.1 Codex High leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5.1 Codex High — 1.0, Llama 3.3 70B Instruct — 0.8.
API Cost
Llama 3.3 70B Instruct is 6.4x cheaper: input $0.88/1M vs $1.25/1M tokens.
Context Window
GPT-5.1 Codex High supports a larger context: 400K vs 128K tokens.
Recency
GPT-5.1 Codex High is newer: released 11/11/2025 vs 12/6/2024.
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Frequently Asked Questions
Which is better for coding — GPT-5.1 Codex High or Llama 3.3 70B Instruct?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — GPT-5.1 Codex High or Llama 3.3 70B Instruct?
Llama 3.3 70B Instruct is cheaper for input: $0.88 per 1M tokens vs $1.25.
Which has a larger context window — GPT-5.1 Codex High or Llama 3.3 70B Instruct?
GPT-5.1 Codex High supports a larger context: 400,000 tokens vs 128,000.
The GPT-5.1 Codex High and Llama 3.3 70B Instruct comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.1 Codex High or Llama 3.3 70B Instruct page. See also the complete list of AI model comparisons.