We draw the ideas.
You teach the world.
Create
Generate and edit — all in one studio, so you can quickly iterate on a lesson the moment the idea strikes.
Showcase
Native animated scenes — bar charts, pie charts, graphs and cycles that draw themselves, right inside your lessons.
Mission
We believe anyone with an idea should be able to explain it clearly. Thinking Line turns a single prompt into a hand-drawn, narrated lesson — so teaching the world takes minutes, not weeks.
Search Any Topic
Empowering your creative flow: type any idea, watch it become a narrated hand-drawn explainer.
AI Generated Content
Guided Learning
Historical Journeys
History Chronicles
Enterprise Solutions
CORPORATE TRAINING
Creative Storytelling
CARTOON & FUN
Developers
Provide AI-powered video generation across teams
const payload = {
topic: "How photosynthesis works",
style: "normal",
voice: "Rachel",
language: "en",
max_beats: 6,
video_mode: "usual",
user_id: 1
};
const ws = new WebSocket("wss://www.thinkingline.com/ws/generate");
ws.onopen = () => ws.send(JSON.stringify(payload));
ws.onmessage = (event) => console.log(JSON.parse(event.data));Video to Doodle
Generate multi-scene explainer videos with narration and hand-drawn animations.
Category Videos
Fetch curated training, history, and cartoon demos with /category-videos.
Voice Library
List available narration voices with /voices and pick per request.
Simple Pricing
Start for free and scale as you create. No hidden fees.
Free
Perfect for trying out AI explainer videos.
- 10 Videos per month
- Standard Voices
- 720p Export Quality
- Watermarked Exports
Pro
For creators and teams shipping explainer videos.
- 30 Videos per month
- Premium AI Voices (Cloning)
- 4K Export Quality
- No Watermark
- Commercial Usage Rights
Enterprise
For teams and organizations with scale needs.
- API Access
- Dedicated Support
- Custom Branding
- SSO & Security