Visual GPT (https://visualgpt.io/) includes 12 tools for generating or retouching images and visuals (infographics, graphs and mind maps):

Three image models are present: Nano Banana, Seedream and Flux. No mention of the language model used (Deepseek?).

Free and seems unlimited.

Images for testing:

• photo of Jovan Vasiljević: https://www.pexels.com/fr-fr/photo/chat-curieux-explorant-un-arbre-au-printemps-33711231/
• photo by Caleb Falkenhagen: https://www.pexels.com/fr-fr/photo/33683976/