AI Video Generation APIs
AI video generation APIs create clips from prompts and bill through credits or start with a trial. Magic Hour generates and edits video alongside image and audio through credit-billed REST endpoints, WaveSpeedAI runs a large catalog of image, video and audio models through one async API, and KPainter generates video, images and interactive app outputs from prompts. Free AI APIs →
| API | Pricing | Auth | Format | Free tier | Status |
|---|---|---|---|---|---|
KPainterAI creation API for generating video, image, and interactive app outputs from prompts. Media & Entertainment › Video | Freemium | API key | JSON | — | Live |
Magic HourGenerates and edits AI video, image, and audio content through credit-billed REST endpoints. AI & Machine Learning › Image Generation | Freemium | API key | JSON | — | Live |
WaveSpeedAIRuns 900+ AI models for image, video, and audio generation through one async REST API. AI & Machine Learning › Image Generation | Free trial | API key | JSON | — | Live |
KPainterFreemiumLive
AI creation API for generating video, image, and interactive app outputs from prompts.
API key · JSON
—
OpenAPI spec
Magic HourFreemiumLive
Generates and edits AI video, image, and audio content through credit-billed REST endpoints.
API key · JSON
—
OpenAPI spec · llms.txt
WaveSpeedAIFree trialLive
Runs 900+ AI models for image, video, and audio generation through one async REST API.
API key · JSON
—
MCP server · llms.txt
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Choosing an AI Video Generation API
Is there a free AI Video Generation API?
Yes. Magic Hour and KPainter have a free tier alongside paid plans. See all free AI APIs.
Which AI Video Generation APIs work without an API key?
All of them need a key or account. Magic Hour and KPainter give one out free when you sign up.
Can I use AI Video Generation APIs in a commercial project?
Magic Hour restricts it, for example to non-commercial or attributed use, so read the terms first.
Which AI Video Generation APIs work with AI agents?
WaveSpeedAI has an MCP server, so an AI agent can call it directly. Magic Hour and KPainter publish an OpenAPI spec for generating clients and tools.
Broader: Image Generation APIs · AI & Machine Learning APIs
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