Who should shortlist Step?
Step is developed by StepFun in China. Its current positioning is multimodal creation and agents, covering writing, coding, image generation, video generation, voice and speech, translation.
Current access is summarized as “Web · API.” Pricing, free tiers, registration markets and API terms can change; AIOAI does not publish a fixed price unless an official plan has been verified.
Exact version, free quota, watermark rules and international signup/payment: not yet verified. This entry describes a family or product, not a tested latest release.
Capabilities and task scores
These scores are a first-pass discovery aid, not controlled benchmark results. Open a task ranking to compare similar models.
Practical checks before adoption
- Registration and login availability in your market
- Payment method, billing currency, free quota and renewal rules
- The exact model version behind web, API or open-weight access
- Privacy, data retention, commercial-use and content licensing terms
Regional context
The developer is based in China, but that does not guarantee local registration, payment support or language performance.
Explore China modelsFrequently asked questions
What is Step best for?
AIOAI currently summarizes its strongest fit as “Multimodal creation and agents.” Test it with your own prompts and material before making a production decision.
Can I use Step for free?
Current access is summarized as “Web · API.” Exact free quotas and eligible versions have not been verified. Check the official plan.
What should I check before using Step?
Check registration in your market, payment method and currency, free quota, API or model version, data privacy and commercial-use terms.