Anthropic models and training data is optimized for coding use cases, this is the difference.
OpenAI on the other hand has different models optimized for coding, GPT-x-codex, Anthropic doesnt have this distinction
But they detect it under the hood and apply a similar "variant", as API results are not the same than on Claude Code (that was documented before by someone).
But they detect it under the hood and apply a similar "variant", as API results are not the same than on Claude Code (that was documented before by someone).