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📖 The AI Tool Bible

Flux vs LangGraph

A side-by-side look at pricing, capabilities, pros, cons, and our editorial scores.

 Flux logo
Flux
Image Generation
LangGraph logo
LangGraph
Agents
TaglineBlack Forest Labs' open-weights image model — rivals Midjourney quality.Stateful, graph-based agent orchestration from LangChain.
CategoryImage GenerationAgents
PricingFreemium· FLUX.2 [max]: $0.07 · FLUX.2 [pro]: $0.03 · FLUX.2 [klein] 9B: $0.015 · FLUX.2 [klein] 4B: $0.014 · FLUX.2 [flex]: $0.05Freemium· Developer: $0 / seat · Plus: $39 / seat · Enterprise: Custom pricing
ModelFlux.1 [schnell / dev / pro]BYO (Claude / GPT / open)
Editorial score9.0 / 108.8 / 10
Use cases
open sourceself-hostedhigh quality
stateful agentshuman-in-loopproduction
Pros
  • Open weights for [schnell]/[dev] variants
  • Quality rivals Midjourney
  • Excellent prompt adherence
  • Self-hostable
  • Reliable, debuggable agent graphs
  • Built-in persistence + HITL
  • Production-grade
  • Tight LangSmith integration
Cons
  • [pro] is API-only
  • Self-hosting needs serious GPU
  • Steeper learning curve than CrewAI
  • Verbose to set up
Websiteblackforestlabs.aiwww.langchain.com
Pick Flux if
  • Open weights for [schnell]/[dev] variants
  • Quality rivals Midjourney
  • Excellent prompt adherence
  • Self-hostable
Pick LangGraph if
  • Reliable, debuggable agent graphs
  • Built-in persistence + HITL
  • Production-grade
  • Tight LangSmith integration