Step 3.5 Flash · deepinfra

Step 3.5 Flash is an open-source reasoning model by StepFun with 196B total parameters (11B active) using Mixture of Experts. It features a 256K context window, deep reasoning, tool calling, and agentic capabilities, achieving 97.3 on AIME 2025 and 74.4% on SWE-bench Verified.

Modelo baseTodos os modelos desta baseTodos os modelos do provedorao provedor

Todos os modelos StepFun em todos os provedores

Entrada, $/1M $0.09

Saída, $/1M $0.30

Contexto 262 144

Aceita —

Última verificação 04.11.2026 12:00:14 UTC

Fonte —