MIDI Agent vs PureMIDI
Side-by-side comparison of features, pricing, ratings, and alternatives.
An AI-powered MIDI generator VST plugin that integrates with your DAW, allowing you to create melodies, chords, drums, and basslines from text prompts using ChatGPT, Claude, Gemini, and other LLMs. It supports VST3, AU, AAX, and standalone formats, and includes features like AI MIDI generation, extending existing MIDI, audio-to-MIDI transcription, and flexible AI access options.
PureMIDI is an AI-powered MIDI conversion toolkit that runs entirely in your browser. It turns audio recordings, video files, and sheet music into editable MIDI drafts by detecting pitch, timing, and structure. No plug-ins, installs, or DAW setup is needed - just upload a file and download a standard .mid file ready for further refinement. The service is designed for quick workflows like turning hooks, riffs, or practice tracks into playable/editable MIDI sketches.
This page presents two pricing tiers: a one-time plugin purchase and a monthly subscription add-on.
- Generate editable MIDI directly inside your DAW
- Flexible AI access: use ChatGPT account, provider API keys, local LLMs, or Pro subscription
- Supports all major DAWs via VST3, AU, AAX, and standalone app
- Can extend existing MIDI files and transcribe audio to MIDI
- Free 30-second audio preview before sign-in
- No subscription; one-time credit packs with no expiry
- Works entirely in the browser—no plug-ins or DAW required
- Exports standard .mid compatible with all major DAWs
- No free trial
- Pro subscription required for premium models like Google Lyria and ElevenLabs
- Generated MIDI may require manual editing (especially audio-to-MIDI transcription)
- Artist-specific styles are not supported
- Max file size is limited to 25 MB per upload
- Full conversion requires sign-in and credit packs
- Accuracy drops on dense full mixes, heavy reverb, percussion, and unusual timbres
- Guitar tab, jianpu, shape-note, and handwritten score support is not available at launch
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View all →The Verdict
AI-generated from listing dataMIDI Agent is a DAW‑integrated VST plugin offering text‑to‑MIDI, audio‑to‑MIDI and local LLM options, while PureMIDI is a browser‑only conversion service focused on audio/video/score to MIDI with a credit‑pack pricing model.
Key differences
- •MIDI Agent runs inside any DAW as a VST/AU/AAX plugin; PureMIDI runs in a web browser with no DAW integration.
- •MIDI Agent offers text‑prompt generation and AI model choice (including offline LLMs); PureMIDI only converts existing audio/video/score files.
- •Pricing: MIDI Agent has a $49 lifetime license plus optional $20/mo Pro; PureMIDI uses one‑time credit packs with no subscription.
- •MIDI Agent supports offline use and local LLMs; PureMIDI requires internet upload and retains files briefly.
- •MIDI Agent provides unlimited generation within Pro limits; PureMIDI limits conversions by credit consumption per song.
Pricing & value
PureMIDI uses pay‑per‑conversion credits, no recurring fees; MIDI Agent requires a $49 license plus optional $20/mo for premium models.
Ease of use / learning curve
PureMIDI works instantly in a browser, no installation; MIDI Agent requires installing a VST and learning DAW integration.
Features & depth
MIDI Agent adds text‑to‑MIDI, chord/melody generation, and offline LLM options beyond simple conversion.
Integrations & ecosystem
MIDI Agent integrates with all major DAWs via VST3/AU/AAX; PureMIDI outputs standard .mid files but has no direct DAW plug‑in.
Security & privacy
PureMIDI deletes source files within 3‑14 days and does not train on uploads; MIDI Agent may use cloud providers requiring internet.
Support & updates
MIDI Agent offers priority support for Pro users; PureMIDI’s support details are not specified.
Scalability
MIDI Agent can run offline with local LLMs for unlimited generations; PureMIDI limited by credit packs and 25 MB file size.
Choose MIDI Agent if…
Producers who need in‑DAW AI composition tools, offline capability, and text‑prompt generation.
Choose PureMIDI if…
Users who only need occasional audio/video/score to MIDI conversion without installing software.
Common questions
Can I use the tool without an internet connection?
MIDI Agent can run offline with local LLMs; PureMIDI requires internet upload.
What is the total cost to convert a full‑song audio file?
MIDI Agent: $49 license + $20/mo Pro for premium models; PureMIDI: 6‑15 credits per song (≈ $0.99‑$2.40).
Do I retain ownership of the generated MIDI?
MIDI Agent explicitly states users own 100% rights; PureMIDI does not specify ownership, only that uploads are not used for training.