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Provider Docs
FLUX.2 Klein 4B
fluxNvidia · black-forest-labs/flux_2-klein-4b
Capabilities
Tool CallNo
ReasoningNo
Structured OutputNo
Temperature ControlYes
AttachmentsNo
Open WeightsYes
Modalities
Input
imagetext
Output
image
Pricing (per 1M tokens)
Input$0.000
Output$0.000
Direct installation coming soon — March 2026
Details
ProviderNvidia
Model IDblack-forest-labs/flux_2-klein-4b
Familyflux
Knowledge Cutoff2025-06
Release Date2026-01-14
Last Updated2026-01-31