Astra Saturates The Benchmarks: The Koda Signal, 2026-09-10

Koda Signal daily AI briefing for 2026-09-10.

In this episode: • Astra Saturates The Benchmarks: OpenAI's GPT-6 Astra, now rolling out across ChatGPT paid tiers, the API, Azure, and Bedrock, posts 98% on FrontierMath Tier 4, 99.9% on ARC-AGI-3, and 100% on ExploitBench. On Terminal-Bench Science 0.1 it leads Anthropic's Claude Fable 5.1 by 64.6% to 52.6% at roughly 31% lower estimated API cost, pressuring Anthropic on both capability and price. • Hormuz Strikes Rattle Markets: The largest declared exchange of shipping strikes since the war began pushed Brent back above $100 a barrel and sent US stocks down for a third straight session, with the Dow off 405 points. The 10-year yield climbed to a 2023 high as traders dismissed a Treasury buyback of up to $6 billion as too small to stabilize the market, a combination that sits uneasily with a Greed reading in market mood.

Full briefing: https://www.koda.community/morning-briefing-koda-2026-09-10.html