PureMIDI vs Flux 3

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

PureMIDI compared with Flux 3
Detail	PureMIDI	Flux 3
What it does	AI MIDI converter for audio, video, and sheet music	Multimodal AI foundation model for video, image, and audio generation
Stage	Not given	MVP
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Starter Pack: $4.99 (30 credits); Standard Pack: $9.99 (100 credits); Pro Pack: $19.99 (300 credits). Single melody conversions cost 1 credit; full-song conversions cost 6-15 credits; PDF/image conversions cost 4 credits. Free 30-second preview of eligible audio; new accounts receive 2 gift credits	Basic: $14.95/month or $179.4/year (60,000 credits, approximately 1,200 images or 400 videos); Plus: $29.95/month or $359.4/year (144,000 credits, approximately 2,880 images or 960 videos); Pro: $49.95/month or $599.4/year (264,000 credits, approximately 5,280 images or 1,760 videos). All plans incl
Key features	Audio to MIDI conversion supporting MP3, WAV, M4A, FLAC, OGG, WEBM, AAC, AIFF Video to MIDI from MP4, MOV, WebM, and M4V uploads Sheet music PDF to MIDI with AI score recognition MusicXML and MXL sheet music conversion YouTube audio preview and conversion workflow Single melody transcription into editable MIDI Full song multi-track MIDI draft generation Browser-based MIDI editor with playback and export MIDI to notation conversion for readability MIDI to Guitar Pro tab export	Video generation with native audio up to 20 seconds Text-to-video, image-to-video, and video-to-video reference transfer Multilingual dialogue and sound design Image synthesis and editing in multiple styles Agentic multi-shot chaining for longer sequences Action prediction for physical AI and robotics Style diversity and typography generation Reference-based video generation for consistent characters Multilingual text rendering in images
What makes it different	Free 30-second audio preview before purchase or sign-in Never trains on user uploads and deletes files within 3 days Works in browser with no plugins or DAW installation needed Output compatible with every major DAW and notation software	Unified multimodal architecture learning from images, videos, and audio simultaneously Native audio generation synchronized with video Self-Flow architecture for improved quality and task performance Multi-shot chaining for extended narratives with consistent characters Integrated action prediction for robotics and physical AI
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	4 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	19	3
Citation Flow (Majestic)	25	18
Referring domains (Majestic)	82	21

4 details filled in for both companies.

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