Step 3.5 Flash
Step 3.5 Flash by stepfun: intelligence index 68.4, $0.10 in / $0.30 out per 1M tokens, 256K context, with a source on every number.
- Vendor
- stepfun
- Intelligence index
- 68.4
- Price per 1M tokens
- $0.10 in · $0.30 out
- Context
- 256K tokens
- Released
- 2026-01-29