The unified AI music generation API for developers
Convert PowerPoint and PDF slides into narrated videos with an AI avatar presenter
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Pricing model
Freemium
Freemium
Pricing
Free tier with 10 requests per minute. Paid plans: Basic $10/month (1,000 credits), Pro $20/month (2,000 credits), Max $50/month (5,000 credits), Enterprise (custom plans). Yearly plans save 20%. Pay-as-you-go credits available with no expiration.
Free tier: 60 credits on signup (enough for 6-page deck). Credits cost 10 per page. Credit packs: Starter $39 for 2,000 credits (~200 slides); Creator $99 for 6,000 credits (~600 slides); Studio $299 for 20,000 credits (~2,000 slides). All packs never expire. Credits can also be purchased via monthl
Key features
Multi-model access with Stable Audio and MusicGen
Full audio control over genre, mood, tempo, duration and instruments
Fast generation in 30-120 seconds
Global edge network for low latency
Async webhooks for long compositions
Real-time usage analytics dashboard
SOC 2 compliant enterprise security
Multiple audio format support
Lyrics generation with vocals
Track continuation and extension
Cloud-based processing with no GPU installation required
Support for PowerPoint (.pptx, .ppt) and PDF files up to 40 pages
Editable draft scripts generated from slide text before rendering
Custom presenter registration from 8-30 seconds of video
Voice cloning from reference audio on all plans
Per-slide chapters for video navigation
Single MP4 output per deck with lip-sync
Failed renders fully refunded
Shareable links for finished videos without requiring viewer account
What makes it different
Single unified API for multiple AI music models instead of separate integrations
Full commercial usage rights with no royalty fees
Free tier with no credit card required
Fast integration in under 5 minutes
Failed generations automatically refunded
9–35× cheaper per minute than competitors like Synthesia and HeyGen
No video length cap: renders up to 80 minutes as a single video without splitting
Custom presenters and voice cloning included on all plans, including free tier
Self-hosted delivery option available for organizations with data residency requirements