Runninghub Image2 Text：Generate images from text prompts with the RunningHub Image G 2.0 / GPT-Image-2 low-price text-to-image channel only. Use when Codex should submit, poll, and download RunningHub Image2 low-price text-to-image jobs using RUNNINGHUB_API_KEY for ad stills, IP character concepts, e-commerce visuals, posters, or prompt iteration.
