Extensions/ComfyUI-CLIPScore
ComfyUI Extension

ComfyUI-CLIPScore

Research-grade CLIP Score metric for Flux/SD. Raw cosine similarity.

By emniko·Created 6 months ago·Updated 3 months ago· 0
emniko/ComfyUI-CLIPScore
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Updated3 months ago

Nodes (1)

CLIP Score Calculator
metrics
Readme

ComfyUI-CLIPScore 🐱‍👤📊

Research-grade CLIP Score node for ComfyUI. Raw cosine similarity (-1 to +1) between prompts and Flux/SD images.

CLIP Score Demo

Features

  • ✅ RGBA support (VAE Decode → RGB auto)
  • ✅ Batch-first scoring
  • ✅ Raw cosine scores (0.25-0.35 = excellent)
  • ✅ Flux/SD3/SDXL ready

Score Scale

| Score | Rating | Example | | --------- | ----------- | -------------------- | | ≥0.30 | 🎖️ Excellent | Perfect prompt match | | 0.25-0.29 | 👍 Good | Strong alignment | | 0.20-0.24 | ⚠️ Fair | Usable | | <0.20 | ❌ Poor | Mismatch |

Install

cd ComfyUI/custom_nodes
git clone https://github.com/yourusername/ComfyUI-CLIPScore.git
cd ComfyUI-CLIPScore
pip install -r requirements.txt