flux 3 cinematic inserts
Use when writing a FLUX 3 text-to-video prompt for a standalone shot. Covers shot craft, reliable concept patterns, camera, continuity, and review.
The skill
# FLUX 3 Cinematic Inserts Build one standalone shot around **one motivated physical or atmospheric event**: B-roll, a bridge, a material detail, a capability test. Reroute when success requires supplied media (`flux-3-keyframes-continuation`), exact typography, frame-accurate sync, a multi-step mechanism, close human performance, or finished ad copy; those need conditioning or post, not a text-only generation. Before writing, settle the contract in one sentence: the visible cause, the physical response, and the payoff. Then pick a proven lane from [references/field-guide.md](references/field-guide.md) (atmospheric light in a medium, wet reflections, viscous macro, tactile contact and ignition, restrained noir); treat anything it marks experimental or parked as a test, not a promise. Write the shot in this order: 1. **Opening frame**: composition, subject, setting, light. 2. **Visible cause**: source and contact point in the same frame as the response. 3. **Physical response**: direction, material behavior, restraint. 4. **Payoff**: one final state that works as an edit point or a still. 5. **Continuity contract**: same set and geometry; no cuts, transitions, frozen or repeated frames, or resets. 6. **Audio intent**: name material textures; route critical sync and mixing to post. Camera is one physical contract: framing, angle, movement, focus. A locked-off camera cannot track; an extreme close-up cannot establish. Locked and deliberate by default; move only when it serves the event. Style must be visible: "tense" becomes rigid posture, shallow breathing, and a slow push-in; "vintage" becomes a named capture format, grain structure, and practical light. No unmotivated sparks, bells, or effects. Draft first (`draft: true`) while the concept is unproven, and judge the draft on event legibility, composition, camera, and continuity; softness is the low-step trade and resolves at full quality. Iterate as a ladder, one consequential change per variant: event geometry, then material or light, then composition, then duration. After two structurally similar misses, change the concept or the production method, not the adjectives. Review the result with [references/review-scorecard.md](references/review-scorecard.md): a technically valid clip still has to be useful, physically legible, deliberate, and interesting. Hand the finished prompt to `flux-3-generate` as a text-only request, with the risks and anything post must own.
How to install it
1. Open the tool and start a new conversation, project or template. 2. Paste the text below wherever the tool keeps standing instructions — usually called system prompt, instructions, or persona. 3. Save it so it applies to every run rather than a single message.
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