Guide7 min read

What Should an AI Training Video Generator Do Besides the Avatar?

A training video needs a script, a pace and on-screen change. Compare the presenter and spokesperson routes, add languages and chapters, and handle employee consent.

By VdoBloom Team

A training video generator has to do three things beyond making a face move: hold a script that teaches in order, pace the delivery so a learner can follow, and give the eye something new to look at every twenty or thirty seconds. The avatar is the least important part of that list. VdoBloom offers two face-led routes, Avatar Presenter for a single lesson and the Spokesperson tool for a reusable presenter, plus text to speech and translation for the audio side.

Updated October 2026.

What training video actually needs

Training video is not advertising with a longer runtime. The viewer is trying to learn a procedure, so the structure has to match the task. Three elements carry most of the result.

  • A script in teaching order. One step per sentence, in the order the learner performs them. If step four depends on step two, step two has to come first even if it is less interesting.
  • A pace that leaves room. A learner needs a beat to absorb a new term or a number. Short sentences with a pause between them beat a dense paragraph read quickly.
  • Something to look at besides a face. A talking head holds attention for a short message, not a ten-minute module. Plan a change of image, a slide or a diagram at regular intervals.

Get those three right and the presenter choice becomes a detail. Get them wrong and a perfect avatar will not save the lesson. This is also where a general explainer differs from training: an explainer can stay high-level, while training has to be accurate enough to be followed step by step. Our explainer video guide covers that neighbouring format.

Presenter route: one photo plus a lesson script

Avatar Presenter takes one photo and a typed lesson script and produces a waist-up talking presenter. The wider frame is the point: a waist-up shot reads as teaching rather than as a video call, and it leaves room for a gesture or a prop.

Write the script in sections. Give each section a heading, keep it to a few sentences, and decide what the viewer should see while you say it. If the section is about a screen, plan to cut to that screen; the presenter introduces it, then steps aside. If the section is a warning, keep the face on screen and let the delivery carry the emphasis.

This route suits a single lesson that belongs to a specific person or role: a manager explaining a process, a specialist walking through a tool, a compliance briefing delivered by the owner. It is quick to produce and easy to revise when the process changes, because you re-render the affected section rather than re-shoot the whole thing.

Spokesperson route: a reusable on-camera face

The Spokesperson tool is the better fit for a course or a recurring series. You define a persona once, generate and save the face, and from then on you only supply the script. The same presenter returns for every lesson, which is what makes a set of modules feel like one course rather than a pile of unrelated clips.

Building the persona takes a few minutes: set gender, age, ethnicity and style, generate the image, and save it. After that, each video is a script, an accent, a tone and a model choice. The default model is ByteDance Seedance 2, the default aspect ratio is 9:16, and generation takes about two to four minutes. The spokesperson walkthrough covers the full setup.

Choose this route when consistency matters more than a specific real person. A saved persona cannot claim experience it has not had, so keep the script to the material, not to anecdotes about clients the presenter never met.

Multilingual versions

A course often has to serve several languages, and re-recording the presenter for each one is the expensive part. Instead, translate the script, voice it in the target language with Text to Speech (its Gemini and xAI voices cover Hindi, Tamil, Telugu, Bengali, Marathi and more), and pair that audio with your photo in the Avatar tool. Have a fluent reader check the translation before you voice it.

Plan the original for translation: plain sentences, no idioms, no puns, and terms defined before they are used. Then review the translated script before you generate, ideally with a native speaker. A literal translation can be correct and still sound wrong to the learner who has to follow it.

Keep the visual plan consistent across languages. The same slides, the same order and the same on-screen terms make a multi-language course feel like one product. Subtitles are a useful backup, but a voiced version is easier to follow for a learner who is working in a second language.

Quizzing and chapters without extra tools

A training video generator does not need to ship a quiz engine to support assessment. You can build the structure around the video with the tools you already have.

NeedSimple way to do it
ChaptersOne video per section, named in order, so the learner can jump to a step
Knowledge checkA short pause card or a question on screen before the next section starts
Reference sheetThe same script exported as text next to the video
CompletionA final recap video that repeats the steps in order

Splitting the course into short modules is better than one long file even without a quiz. A learner can rewatch the step they missed, and you can replace one module when the process changes. The script you already wrote for the presenter is the source for the text version, so the two stay in step.

Using a photo of a real colleague to deliver training is a likeness use, and it needs their agreement. Ask for permission for this specific purpose, explain where the video will be shown and for how long, and keep a record of the answer. Do not take a headshot from the company directory, a badge photo or a social profile and assume it is fair game.

If the person leaves the company, agree in advance what happens to the videos. A common approach is to keep the training available internally but stop using the face in new material. For a synthetic presenter, disclose that it is AI where your organisation or platform requires it, and keep the persona free of invented credentials.

For the voice side, the text to speech tool offers ElevenLabs, Gemini and xAI voices, and a cloned or recorded voice carries the same consent question as a photo. Our comparison of Colossyan alternatives shows how other training tools handle avatars, which is useful if you are deciding whether to build in-house or buy a dedicated platform.

One practical note on cost: a course is a series of renders, so draft at a low resolution and re-render the modules that need it. The price is shown before every generation, and failed generations are refunded. If you buy a one-time pack, the credits never expire, which suits a course that is produced over several weeks rather than in one sitting.

Frequently asked questions

Can I make a training video without filming an employee?

Yes. Avatar Presenter builds a waist-up presenter from one photo and a typed lesson script, and the Spokesperson tool saves a reusable persona for a whole course.

How long can a training video be?

It is better to split the course into short modules than to make one long file. Each presenter clip is a separate render, so plan the script in sections and produce them one at a time.

Can I translate a course into other languages?

Yes. Translate the script, voice it in that language with Text to Speech, and give the audio to the Avatar tool with your photo. Hindi, Tamil, Telugu, Bengali and Marathi are among the voice language options.

Do I need consent to use an employee photo?

Yes. Get permission for this specific use, explain where the video will appear, and keep a record. Use your own photo or one from someone who has agreed.

What model does the spokesperson tool use?

The default is ByteDance Seedance 2, with a default 9:16 aspect ratio. Generation takes about two to four minutes, and you can change the model, length and ratio before you run it.

Open Avatar Presenter for a single lesson, or the Spokesperson tool when you want one face across a whole course. There is no subscription needed, credits never expire, and new accounts get 10 free credits with no card, enough to render a short module and hear how the script reads before you build the rest.

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