Frontier Labs · Private company · Growth
StepFun
✓ VerifiedStepFun is worth tracking because it is part of the fast-changing Chinese frontier-model field, where multimodal and agentic positioning can shift quickly.
Editorial intelligence brief
Editorial focus
The current official model catalog lists Step 3.7 Flash as the flagship multimodal reasoning model, alongside StepAudio 3 Realtime, Step Image Edit 2, and Step-1o Turbo Vision.
Focus: Chinese frontier-style multimodal and agentic model development
Latest funding
Not tracked
No structured event
Tracked funding
Not tracked
No structured events
Latest valuation
Not tracked
No source-backed record
Latest revenue
Not tracked
Growth lifecycle position
Editorially verified updates
What changed
The current official model catalog lists Step 3.7 Flash as the flagship multimodal reasoning model, alongside StepAudio 3 Realtime, Step Image Edit 2, and Step-1o Turbo Vision.
External coverage of StepFun
Selected by relevance, date and publisher; grouped by story. External reporting is not independently verified by the map. Article dates are publisher timestamps supplied by the discovery feed; quieter profiles may show coverage up to 90 days old.
Last checked Oct 18, 2026.
No eligible recent coverage found. Verified updates and profile sources remain available above and below.
Source-backed financial history
Funding and financial history
Funding, valuation, revenue, and debt are kept separate so unlike measurements are never presented as one trend.
A structured financial history has not been completed for StepFun.
The profile will not manufacture a trend from incomplete or unsourced figures. Each amount must be dated, typed, and linked to public evidence first.
Product surface
Products and model families
Recent models
Products
Open weights
Yes
API access
Yes
Review target
Weekly
Market position
Lifecycle and strategic signals
Research
Preview
Growth
Deployment
Growth: Public access & scaling
Focus
Chinese frontier-style multimodal and agentic model development
Signals
Taxonomy
Competitive context
Infrastructure & distribution
Where StepFun sits in the AI stack
Model layer
5 tracked model families
Access layer
Managed API + self-hostable weights
Market layer
Frontier Labs
Public product surface
Stack signals
This section reflects publicly visible product and access signals. Undisclosed GPU, cloud, training, and data-center contracts are not inferred.
Evidence trail
Sources and corrections
Primary and public sources used to verify the structured company profile.
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