Skip to main content
📖 The AI Tool Bible

Flux vs AI Horde (Stable Horde)

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

 Flux logo
Flux
Image Generation
AI Horde (Stable Horde) logo
AI Horde (Stable Horde)
Image Generation
TaglineBlack Forest Labs' open-weights image model — rivals Midjourney quality.Crowdsourced, volunteer-run cluster for free Stable Diffusion image and LLM text generation.
CategoryImage GenerationImage Generation
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]: $0.05Free· Free; optional Kudos earned by donating GPU time or purchased via Patreon
ModelFlux.1 [schnell / dev / pro]Stable Diffusion (SD 1.5, SDXL, community checkpoints) + open LLMs
Editorial score9.0 / 107.0 / 10
Use cases
open sourceself-hostedhigh quality
text-to-imageimg2imginpaintingtext-generationalt-textinterrogation
Pros
  • Open weights for [schnell]/[dev] variants
  • Quality rivals Midjourney
  • Excellent prompt adherence
  • Self-hostable
  • Genuinely free image and text generation with no card required
  • Open source end-to-end, no vendor lock-in, well-documented REST API
  • Huge catalog of community SD checkpoints and LoRAs available via workers
  • Integrates with Krita, Blender, ComfyUI, Automatic1111, SillyTavern, KoboldAI
Cons
  • [pro] is API-only
  • Self-hosting needs serious GPU
  • Queue times and model availability vary with worker supply
  • No SLA, uptime guarantees, or commercial support
  • Anonymous users are deprioritized; serious use requires earning Kudos
Websiteblackforestlabs.aistablehorde.net
Pick Flux if
  • ✅ Open weights for [schnell]/[dev] variants
  • ✅ Quality rivals Midjourney
  • ✅ Excellent prompt adherence
  • ✅ Self-hostable
Pick AI Horde (Stable Horde) if
  • ✅ Genuinely free image and text generation with no card required
  • ✅ Open source end-to-end, no vendor lock-in, well-documented REST API
  • ✅ Huge catalog of community SD checkpoints and LoRAs available via workers
  • ✅ Integrates with Krita, Blender, ComfyUI, Automatic1111, SillyTavern, KoboldAI
Compare a different pair →