{"id":"fdbd5ca2-b798-4dff-abfa-adfec59e587e","slug":"openrouter-stepfun-step-3-5-flash","name":"StepFun: Step 3.5 Flash","description":"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....","capabilities":["text->text","context:262144"],"protocols":[],"safetyScore":75,"overallRank":55,"trustScore":null,"trust":null,"source":"OPENROUTER","updatedAt":"2026-10-09T01:19:17.918Z"}