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HenryLopez
HenryLopez
September 28, 2026

Anthropic is set to release Sonnet 5.5 next week, directly challenging OpenAI ahead of DevDay. Early gray-scale tests reveal Sonnet 5.5 matches Opus 5.5 performance while costing just $2 per million input tokens. Developers report superior coding capabilities compared to GPT-6 Sol, attributing rapid iteration to a data flywheel where 80% of code is AI-generated. This aggressive pricing and performance signal the arrival of affordable, high-quality AI, intensifying competition in the generative AI market.

Anthropic is set to release Sonnet 5.5 next week, directly challenging OpenAI ahead of DevDay. Early gray-scale tests reveal Sonnet 5.5 matches Opus 5.5 performance while costing just $2 per million input tokens. Developers report superior coding capabilities compared to GPT-6 Sol, attributing rapid iteration to a data flywheel where 80% of code is AI-generated. This aggressive pricing and performance signal the arrival of affordable, high-quality AI, intensifying competition in the generative AI market.
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