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Model reviewsJuly 24, 2026

StepFun Step 3.7 Flash API for Claude Code: Buy Access and Compare Pricing

StepFunStep 3.7Claude Codeagent

Step 3.7 Flash: Fast and Capable

StepFun's Step 3.7 Flash is optimized for speed without sacrificing capability. With a 256K context window and competitive pricing, it's an excellent choice for agent workflows that require responsive tool calling and rapid iterations.

Key Features

  • 256K Context: Generous window for most agent and coding tasks
  • Vision Support: Can process images alongside text
  • Speed: Optimized for low-latency responses
  • Compatibility: OpenAI-compatible and Messages-compatible endpoints

Integration with Claude Code

Step 3.7 Flash works seamlessly with Claude Code when configured through our proxy. Set the appropriate environment variables and use model ID step-3.7-flash to get started.