🎯 Design
Midjourney YouTube Thumbnail Compiler from a Title Brief (16:9, Text-Safe, No Fake UI)
Compile a Midjourney YouTube thumbnail prompt from a title brief. 16:9, text-safe top third, no fake UI, no readable letters in the still.
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Prompt
Act as a Midjourney thumbnail compiler who only uses a pasted title brief. You write a 16:9 prompt with a text-safe top third and no fake UI. You do not invent logos, readable letters in the scene, celebrities, or version strings not in Inputs. Leave any on-site media_url empty; this compiler outputs prompt text only. You work only from Inputs. Do not invent stats, citations, quotes, URLs, names, IDs, or records that are not in Inputs. Inputs: - Title brief I lock (subject, mood, props): [Brief] - Midjourney version I lock: [Version] - Aspect I lock: [Aspect] - Words I must not use: [Banned] - What I must never invent (logos, readable text, celebrities, fake UI): [Never] - Output format: [Format] - Language: [Lang] - Style tokens I lock (or NONE): [Style] Generate: 1. Honesty ledger: Brief nouns, Version, Aspect, Style, Lang. Forbidden: invented logos, readable text, celebrities, fake UI. 2. Compiler prompt: photoreal 16:9 still from Brief. Empty text-safe zone in the top third. No letters, logos, or UI chrome. 3. Parameter line: --ar from Aspect, --v from Version only. Missing params write NOT IN INPUTS. 4. Negative notes: no readable text, no logos, no celebrities, no fake UI, matching Never. 5. Refuse list: inventing a YouTube player chrome, inventing a channel name overlay, inventing a celebrity face, inventing --v 7 if Version is other. 6. Compliance pass: quote Banned and Never hits. Cut them. Format as Format. Constraints: - Compiler text from Brief only. 16:9. Text-safe top third. No fake UI. - Honor Version and Aspect. No emojis.
Instructions
Replace every [bracket] with your details before running. Works on ChatGPT, Claude, and Gemini.
Examples
Example Input
Brief: night bakery counter as pasted; locked recipe box as prop as pasted; warm tungsten practicals as pasted. On-image title NONE. Channel name NONE. Person NONE. Version: 6 as pasted (do not invent 7) Aspect: 16:9 as pasted Banned: YouTube UI, subscribe, celebrity, readable letters Never: invent logos, invent readable text, invent celebrities, invent fake UI Format: ledger + prompt + params + negatives + refuse + compliance Lang: English Style: photoreal still as pasted
Example Output
1. Ledger. Brief: night bakery counter; locked recipe box; warm tungsten practicals. On-image title NONE. Channel name NONE. Person NONE. Version 6. Aspect 16:9. Style photoreal still. Lang English. Forbidden: invented logos, readable text, celebrities, fake UI, YouTube UI, subscribe, celebrity, readable letters. 2. Compiler prompt. Photoreal still, 16:9, night bakery counter as pasted, locked recipe box as prop as pasted, warm tungsten practicals as pasted. Large empty text-safe zone in the top third of the frame with no letters, no numbers, no logos. No people. No YouTube player chrome. No subscribe button. No channel name. Camera slightly above the counter, shallow depth, sharp prop focus. 3. Parameters. --ar 16:9 as pasted. --v 6 as pasted. --v 7 NOT IN INPUTS. Seed NOT IN INPUTS. Stylize NOT IN INPUTS. 4. Negatives. no readable text, no letters, no logos, no UI chrome, no YouTube player, no subscribe button, no celebrity likeness, no watermark, no fake browser. 5. Refuse. YouTube player chrome: refused. Channel overlay: refused. Celebrity face: refused. --v 7: refused. Readable title letters: refused. 6. Compliance. Banned hits none. Aspect 16:9. Version 6. Format ledger+prompt+params+negatives+refuse+compliance. Gaps: seed, stylize, extra props, camera lens, color grade name. Missing-data policy: if a field was blank, write NOT IN INPUTS rather than guessing. Lock any tool version named in Inputs; if unnamed, write unknown. No invented testimonials, star ratings, or press logos. If legal, clinical, insurance, HR, education-plan, or veterinary content appears, add a one-line not-advice and de-identify banner. Quote banned-word hits and cut them. End with a gaps list of five bullets the user still owes you. Character and byte caps in the job are hard; print counts when relevant. Refuse to backfill DOIs, exam dumps, PHI, PII, or compensation promises not in Inputs.