Claude Opus 5 sets new highs on Frontier-Bench and ARC-AGI at $5 per million input tokens, half the cost of Fable 5, and is Anthropic's most aligned model

Anthropic's new everyday model Claude Opus 5 undercuts its own frontier product on cost and beats it almost everywhere that counts.

Anthropic has launched Claude Opus 5, a new AI model designed for coding, enterprise workflows and agentic tasks that delivers near-frontier performance at half the cost of Claude…