Get photorealistic results and crisp text rendering from Black Forest Labs' Flux models.
Flux, from Black Forest Labs, is known for two things: photorealism and unusually good text rendering inside images. Mastering Flux means exploiting both while working around its quirks.
Flux is known for photorealism and crisp in-image text. Knowing which words trigger each strength gets the best results.
Flux produces some of the most photorealistic images available, especially for people, products, and scenes. To get photorealism, describe real-world photography: camera terms, lens choices, lighting, and imperfection.
Flux's superpower is text. It can render words, logos, and labels inside images with unusual accuracy. To get text right, put the exact words in quotes in the prompt: "a storefront sign reading 'Brew & Bean'." Spell it exactly as it should appear.
Photorealistic prompts sound like photography briefs: "portrait of a carpenter in his workshop, 50mm lens, shallow depth of field, window light, natural skin texture, candid expression." Technical photography vocabulary translates directly into realism.
When text fails, iterate deliberately. Shorten the text, check spelling, reduce the number of words, and isolate the text in the image rather than burying it in a busy scene. Fewer words render far more reliably.
Flux follows prompt structure well, so ordering matters: subject, key details, style, lighting, then any text elements. Keep the prompt focused - too many competing elements dilute quality.
For product visuals, describe the product clearly and the setting simply: "a matte black coffee thermos on a wooden table, studio lighting, clean background, product photography." Flux handles product realism excellently.
Aspect ratio and resolution behave a little differently than Midjourney, so check your tool's parameters. Use the native interface controls rather than relying on prompt words for technical settings.
Practice by generating a product shot, a human portrait, and a sign with text - the three classic Flux strengths. Note how prompt wording changes realism and text fidelity in each.
Putting text last, writing long phrases that break rendering, and overloading one prompt with every idea are the common failures.
Practice the three classic Flux strengths - product shot, human portrait, sign with text - and note how wording moves realism and text fidelity.