Product update

GPT-6 Astra tops Terminal Bench using Codex harness

09/04/2026, 15:00 (US Pacific time) · Index label: source verified

Tibo reports that GPT-6 Astra is #1 on Terminal Bench 4.0 using the Codex harness, at 50% the cost of the #2 competitor.

Original X post

Awesome to see GPT-6 Astra is #1 on Terminal Bench 4.0 using the Codex harness. At 50% of the cost of #2. https://t.co/QeY4FfEcxc

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