Claude Sonnet 4.5 Sets Coding Standard, but Cognition's Rebuild Raises Questions, & How OpenAI's Instant Checkout Opens the Long Tail of Commerce

Sonnet 4.5 is the best coder, but Cognition's rebuild shows the rising integration costs, and OpenAI's new checkout feature helps the long tail of commerce get discovered for niche problems

Oct 02, 2025

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Sonnet 4.5 Sets Coding Standard, but Devin’s Rebuild Raises Questions

Anthropic released Claude Sonnet 4.5, setting the highest code performance score on SWE-bench Verified. The new model delivers major leaps in reasoning, math, and computer use.

Chart showing frontier model performance on SWE-bench Verified with Claude Sonnet 4.5 leading

They’ve found incredible product-market fit in coding, and are building on that momentum with each subsequent …

Claude Sonnet 4.5 Sets Coding Standard, but Cognition's Rebuild Raises Questions, & How OpenAI's Instant Checkout Opens the Long Tail of Commerce

Sonnet 4.5 is the best coder, but Cognition's rebuild shows the rising integration costs, and OpenAI's new checkout feature helps the long tail of commerce get discovered for niche problems

Sonnet 4.5 Sets Coding Standard, but Devin’s Rebuild Raises Questions

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