Build advanced reasoning agents with Step 2 (16K), a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $5.21/1M input and $16.44/1M output tokens, native tool calling support. Access Step 2 (16K) via the StepFun API with up to 8K output tokens.
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Step 2 (16K) by StepFun costs $5.21 per 1M input tokens and $16.44 per 1M output tokens. Cached reads cost $1.04 per 1M tokens.