GPT-6 Astra Tops Terminal Bench 4.0 at Half the Cost

Key Info

OpenAI's GPT-6 Astra achieved the top spot on Terminal Bench 4.0 using the Codex harness, reportedly at 50% of the cost of the second-place entry.

Highlights

• GPT-6 Astra ranks #1 on Terminal Bench 4.0, a benchmark for terminal/agentic tasks.
• It uses the Codex harness to achieve the result at roughly half the cost of the runner-up.
• The announcement follows the ongoing rollout of Astra access across paid ChatGPT plans.