step-1o-turbo-vision

StepFun
Model overview

step-1o-turbo-vision

step-1o-turbo-vision vision-understanding model.

multimodalvision-languagedocument understandingenterprise access
Representative version

step-1o-turbo-vision

CompanyStepFun
ReleaseNot disclosed
Release typeModel release
ParametersNot disclosed
ArchitectureNot disclosed
Context32,000
Input modalitiestext / image / video
Output modalitiestext
Tool use / function callingNot disclosed
Structured output / reasoningNot disclosed
Vision / audio / videoConfirmed: Vision, Video
Open weights / LicenseWeight status not disclosed / license not disclosed
stepfun-step-1o-turbo-vision-phase-3-5 · License source pending verification
Vendor APINot disclosed
API source pending verification
OpenRouterNot separately listed on OpenRouter
PricingNo reliable public source
BenchmarkNo reliable public source
Public signalsNo reliable public source
Use casesdocument understanding / enterprise API / multimodal apps / vision-language tasks
Claim evidenceRelease / model specs / weightsStepFun vision models documentationstep-1o-turbo-vision
OpenRouter

Pricing / context / availability

OpenRouterNot separately listed on OpenRouter
OpenRouter listingNot separately listed in the current OpenRouter public list
Mapped versionstep-1o-turbo-vision
stepfun-step-1o-turbo-vision-phase-3-5
PricingNo reliable public source
Context32000
Speed/LatencyNo reliable public source
Snapshot time2026-07-15T20:11:41.551Z
SourceView source
Evidence gaps

Public display boundary

Parameter scale not disclosedRelease date not disclosedOpenRouter not separately verifiedNo reliable benchmark sourceNo public model-card activity countersNo linkable real reviewSpeed/latency not disclosed