Flux Pro via Replicate API Create API key at [a/https://replicate.com/account/api-tokens](https://replicate.com/account/api-tokens) Copy config.ini.example to config.ini and put the replicate key there.
https://github.com/smlbiobot/ComfyUI-Flux-Replicate-API
git clone https://github.com/smlbiobot/ComfyUI-Flux-Replicate-API
comfy node install comfyui-flux-replicate-api