StepFun Step Plan (Global)

Updated Sep 11, 2026

3 modelsSubscription plan — per-token prices below are the catalog's metered equivalentsProvider docs

Open weights Reasoning ≥3 providers3 of 3 models

Model	1M input	1M output	1M cache read	Context	Released	Tags
Step 3.7 Flash	—	—	—	256k	May 29, 2026	plan
Step 3.5 Flash 2603	—	—	—	256k	Apr 2, 2026	plan
Step 3.5 Flash	—	—	—	256k	Jan 29, 2026	plan