Generate AI video from prompts with Synthesia Assistant

Synthesia Try it →Watch full video →Synthesia · Feb 2026

Demo summary

The video demonstrates using the 'start with assistant' feature in Synthesia to input a prompt or file, select a template, and generate a multi-scene video draft.

Step-by-step

Select 'Start with assistant' from the dashboard
Input a prompt, file, or link to generate video content
Choose a template from the menu
Select the desired duration for the video
Click 'Create video'
Answer the assistant's follow-up questions regarding your desired output
Review the content overview, including the script and scene layouts
Select 'Open' next to a scene to begin fine-tuning

Options

Generate video from a prompt, an uploaded file, or a web link
Select from hundreds of preassigned templates

Tips

Don't worry about getting every detail perfect during the initial setup, as you can customize them further after the draft is generated

Highlights

“incredible videos”

All demos from “AI Video in 3 Minutes with Synthesia (Full Tutorial)”

0:170:32Generate AI video from prompts with Synthesia AssistantCurrentThe video demonstrates using the 'start with assistant' feature in Synthesia to input a prompt or file, select a template, and generate a multi-scene video draft.Synthesia· Script To Video AI Generator
0:490:31Customize AI avatars and backgrounds in SynthesiaThe user shows how to select different AI avatars, change their costumes via text description, and modify the scene background and branding.Synthesia· AI Avatar Video Generator
1:470:14Edit video scripts with AI promptsThe demonstration shows how to manually edit the avatar's script at the bottom of the screen or use AI prompts to rewrite the text.Synthesia· AI Avatar Video Generator
2:210:16Record and transcribe screen contentSynthesia's AI screen recorder is shown capturing a screen while automatically transcribing speech and removing filler words to create a script.Synthesia· AI Video Recording
Watch “AI Video in 3 Minutes with Synthesia (Full Tutorial)” →

Script To Video AI Generator

0:290:32Generate video from document with SynthesiaThe user demonstrates uploading a document and selecting a template to automatically generate a video draft with a script and branding using Synthesia.Synthesia
6:312:35Generate a video script with AI Video AssistantThe presenter uses the Synthesia AI Video Assistant to generate a full video outline and script by entering a text prompt and selecting a template.Simon Crowe
0:290:31Generate video from a document in SynthesiaThe user demonstrates how to input a link or document to generate a video outline and draft using Synthesia's pre-designed templates and brand kits.Synthesia
0:170:32Generate AI video from prompts with Synthesia AssistantCurrentThe video demonstrates using the 'start with assistant' feature in Synthesia to input a prompt or file, select a template, and generate a multi-scene video draft.Synthesia
0:360:51Generate a video from a text prompt in SynthesiaThe user demonstrates how to use the 'start with assistant' feature in Synthesia to paste a script from ChatGPT, select a template, and choose a visual style to generate a multi-scene video.Synthesia