GPT-6.1 Terra

Numbers we checked

Each links to its source.

• GPT-6.1 Terra Benchmark score: OpenAI internal error-inducing prompts, error rate at maximum effort (lower is better) · 27 Oct 4.3%
• GPT-6.1 Terra Other figure: Standard, cached input per million tokens · 27 Oct $0.05
• GPT-6.1 Terra Benchmark score: OpenAI internal error-inducing prompts, error rate at low effort (lower is better) · 27 Oct 16.7%
• GPT-6.1 Terra Benchmark score: Terminal-Bench 4.0, maximum reasoning effort (OpenAI's own) · 27 Oct 50.3%
• GPT-6.1 Terra Price per million output tokens: Standard · 27 Oct $5
• GPT-6.1 Terra Price per million input tokens: Standard · 27 Oct $1