Provider comparison

Openrouter vs Stepfun

Comparing model portfolios, pricing, and capabilities across 6+ Openrouter models and 3+ Stepfun models.

At a glance

Top 5 cheapest — Openrouter

ModelContextInput / 1MModality
Auto Router2,000K$-1000000.0000text+image+file+audio+video->text+image
Auto Router (Beta)2,000K$-1000000.0000text+image+file+audio+video->text+image
Body Builder (beta)128K$-1000000.0000text->text
OpenRouter: Fusion1,000K$-1000000.0000text->text
Pareto Code Router2,000K$-1000000.0000text->text

Top 5 cheapest — Stepfun

ModelContextInput / 1MModality
StepFun: Step 3.5 Flash (free)256K$0.0000text->text
StepFun: Step 3.5 Flash262.144K$0.1000text->text
StepFun: Step 3.7 Flash262.144K$0.2000text+image+video->text

Frequently asked questions

Which provider has more models — Openrouter or Stepfun?

Openrouter has 6 models. Stepfun has 3 models.

Which is cheaper on average — Openrouter or Stepfun?

Openrouter average: $-833333.33/1M. Stepfun average: $0.10/1M.

Which provider has more long-context (128K+) models?

Openrouter: 6 models. Stepfun: 3 models.

How do I compare specific models between Openrouter and Stepfun?

Use the Openrouter and Stepfun collection pages to browse individual models, then open a pairwise comparison from any model page.

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