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SFAI / SOURCE-BACKED RESEARCH

stepfun AI Models and Price References

Explore 2 current source-qualified stepfun model profiles with capabilities, billing units and dated price records.

StepFun: Step 3.5 Flash

stepfun · text

From $0.10 in / $0.30 out per 1M tokens · observed 2026-09-29

262,144 context tokens · 1 current source-qualified record

StepFun: Step 3.7 Flash

stepfun · text

From $0.20 in / $1.15 out per 1M tokens · observed 2026-09-29

262,144 context tokens · 1 current source-qualified record