{"id":"anthropic/claude-sonnet-4","name":"Claude Sonnet 4","owned_by":"anthropic","description":"Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...","context_window":1000000,"max_tokens":64000,"type":"language","tags":["reasoning","tool-use","vision"],"released":1747930371,"modalities":{"input":["image","text","file"],"output":["text"]},"supported_parameters":["include_reasoning","max_tokens","reasoning","stop","temperature","tool_choice","tools","top_k","top_p"],"pricing":{"input":"0.000003","output":"0.000015","input_cache_read":"0.0000003","input_cache_write":"0.00000375"},"legal":[]}