Guide

How do you turn a script into a video with AI?

Updated October 7, 2026 · 7 min read

To turn a script into a video with AI, paste the narration exactly as it should be spoken, let the tool break it into scenes at sentence breaks and draw a picture for each one in a single look, choose a voice that speaks the script's language, then review the scenes and render. In ClipFlux this is "My script" mode: your words are spoken word for word, nothing is added or rewritten, your opening line becomes the hook, and you get a vertical video with narration, music and captions. Scripts can be 120 to 2,000 characters on a paid plan, about two minutes of narration, and up to 1,000 characters on a free account.

ClipFlux script to video, in short

  • Your words: spoken exactly as typed. No rewriting, no corrections, no translation, no invented hook.
  • Scenes: one per sentence or clause, roughly 4 to 16 words each, in one of 9 looks, with any characters you attach kept the same throughout.
  • Length: 120 to 2,000 characters on paid plans; 1,000 characters and 150 words on a free account. Over the limit, the script is refused, never cut.
  • Voice: 95 AI narrator voices in 13 languages; you pick the one that matches your script.
  • Format: a 9:16 Short. Long 16:9 videos are planned from a brief rather than a script.
  • Dialogue: with the Talking character format, "Name: line" scripts with up to 4 speakers, each one lip-synced.

Script or idea: which to start from

When to start an AI video from your own script and when to start from an idea
Start from a script whenStart from an idea when
You need exact wording: a client, a brand or a punchlineYou have a topic and want the script written for you
You already wrote or translated the textYou want a long 16:9 video planned in chapters
The timing of every line mattersYou want the AI to research the structure and pacing
You are adapting a script that already performedYou are testing many topics quickly

No script yet? Our free YouTube script generator writes one, and sends it straight into script mode when you are happy with it.

Step 1: Write for the ear, not the page

A script that reads well can still narrate badly. Use short sentences with one idea each, because every sentence becomes a picture and a sentence with three ideas gets one picture for all three. Write numbers, abbreviations and names the way they should be said, and drop anything a narrator cannot say: headings, bullet points, timestamps and emoji. A useful pace: about 150 words is a minute of narration.

Step 2: Take out stage directions

In script mode every word is spoken, including notes meant for the editor. "Show the mansion exterior" will be read out loud. ClipFlux checks for this before generating and offers to use the text as a brief instead, but the clean fix is in the script: remove the notes, or put what should be seen into the narration itself ("The mansion had stood empty for thirty years" tells the image what to draw and the viewer what to know). If your text is really a list of shots, start from an idea instead.

Step 3: Make the first line the hook

In script mode nothing is added in front of your words, so your first sentence is the first thing anyone hears. Lead with the most surprising true thing in the script, then rewind to explain it. If your draft opens with background ("In the early twentieth century..."), move a later line up front.

Step 4: Choose the look, characters and voice

Pick one look for the whole video and attach any character who recurs, so the same person appears in every scene. Then choose the narrator: the voice does not switch to your script's language on its own, and a voice speaking a language it was not made for sounds off. ClipFlux warns before generating when it has no voice for your script's language. Any language the voices can read works; image prompts are written in English behind the scenes, but your narration is not touched.

Step 5: Generate and review scene by scene

The script is split at sentence and clause breaks, and each piece becomes a scene with its own picture. Watch the draft once and note scenes whose picture does not match their line: the wrong era, the wrong person, a literal reading of a figure of speech. Regenerate just those pictures, with a note about what to show. Our guide to consistent characters helps when a person changes between scenes.

Step 6: Render and check the captions

Captions follow the narration, so they match your script word for word. Watch the finished video once with the sound off, the way most people first see a Short, and check that the captions read cleanly and the pictures carry the story on their own.

Scripts with two or more speakers

A narrated video has one narrator, so a "Name: line" script would have its names read out. For dialogue, use the Talking character format: write each line as "Name: line", give each of up to 4 speakers a character and a voice, and every line becomes a lip-synced clip of the person saying it. The names are labels and are not spoken. How it works: two characters talking to each other.

What script mode does not do

  • Long 16:9 videos. Scripts become Shorts. For a long YouTube video, start from a brief, and the script is planned in chapters for you; see the long video generator.
  • Your own voice recording. Narration is an AI voice.
  • Very long scripts. Anything over 2,000 characters is refused, so split it into parts.

Questions

Can AI turn my script into a video for free?

Yes. A free ClipFlux account takes scripts of up to 150 words (about a minute) and 1000 characters, and turns them into a narrated video with captions, watermarked, with no card.

Will the AI change my words?

Not in ClipFlux. In script mode your text is spoken word for word: nothing is added, rewritten, corrected or translated, and no hook is invented. The AI only decides where scenes break and what each scene shows.

How long can the script be?

Up to 2,000 characters on a paid plan, roughly two minutes of narration, and 1,000 characters on a free account. A longer script is refused rather than cut, so split it or turn it into a brief for a long video.

Can I use my own voice recording?

Not yet. ClipFlux narrates scripts with AI voices; choose one that matches the language and tone of your script.

Can I paste a script from ChatGPT?

Yes. Remove the headings, scene notes, timestamps and anything in brackets first, because every word you paste is spoken aloud.

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