GPT-5.1 Codex High vs Llama 3.3 70B Instruct: Specs & Benchmark Comparison

CharacteristicGPT-5.1 Codex HighLlama 3.3 70B Instruct
CompanyOpenAIMeta
Release DateNovember 11, 2025December 6, 2024
Parameters70B
MultimodalYesNo
Context (input)400K128K
Context (output)128K128K
Input Price / 1M$1.25$0.88
Output Price / 1M$10.00$0.88
Average Score1.00.8

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.

More About These Models

Related Comparisons

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.