StepFun: Step 3.5 Flash StepFun

Step 3.5 Flash is StepFun's most capable open-source foundation model. Built on a sparse Mixture of Experts (MoE) architecture, it selectively activates only 11B of its 196B parameters per token....

Architecture

  • Modality: text->text
  • InputModalities: text
  • OutputModalities: text
  • Tokenizer: Other

ContextAndLimits

  • ContextLength: 262144 Tokens
  • MaxResponseTokens: 65536 Tokens
  • Moderation: Disabled

Pricing

  • Prompt1KTokens: 1e-07 ₽
  • Completion1KTokens: 3e-07 ₽
  • InternalReasoning: ₽
  • Request: ₽
  • Image: ₽
  • WebSearch: ₽