TechVision Expert Circle

Feb 18, 2026 · Artificial Intelligence

Can Sonnet 4.6 Match Opus Performance at One‑Fifth the Cost?

Anthropic’s Claude Sonnet 4.6, released just 12 days after Opus 4.6, delivers flagship‑level capabilities—including programming, long‑context reasoning, and agent planning—while costing only one‑fifth of Opus, as shown by benchmark gains in OSWorld, mathematics, and enterprise Q&A evaluations.