Extract structured data
from ANY document.
Zero config.
Drop in any document — invoices, contracts, reports, forms, or something we have never seen. Quilldoc understands it, extracts every field, and returns structured JSON. Self-hosted. 1.0 confidence on real docs.
|Confidence on real documents
Fields auto-detected per document
Config needed for unknown doc types
Per document — self-hosted
The Quilldoc Pipeline
From document to structured data in seconds. Watch it work.
Pipeline complete. 22 fields extracted at 1.0 confidence.
See it in action
Upload a document and get structured JSON in seconds. No signup required.
Upload a PDF or image
or try our sample invoice
// Upload a document to see extracted dataHow it works
From document to structured data in seconds.
Upload your document
PDF, image, or scanned document. Any format, any quality level.
AI extracts the data
11-stage pipeline with vision models, OCR, math verification, and constrained JSON.
Get structured JSON
Schema-matched output with field-level confidence scores and visual grounding.
Built for any document
Understanding first, extraction second. Quilldoc reads your documents the way a human would — then does it faster.
Document Understanding
Semantic analysis and auto-classification. Quilldoc reads and understands your document before extracting a single field.
Generic Extraction
Works on any document without a predefined schema. Drop in something we have never seen and get structured JSON back.
Schema Suggestion
Auto-generates reusable schemas from your documents. Process one doc, get a schema for the next thousand.
Self-Hosting
Full privacy, zero cloud dependency. Run entirely on your infrastructure with your own GPU. MIT licensed.
3-Tier Extraction
Text-first for speed, Claude for accuracy, local VLM for privacy. Automatic fallback through all three tiers.
Visual Grounding
Pixel-level field locations on every extracted value. See exactly where each data point came from in the original document.
Open Source
100% open source. Zero black boxes.
Quilldoc is MIT-licensed and fully transparent. You own your pipeline, your data, and your deployment.
No Vendor Lock-in
Self-host on your own infrastructure. Switch, fork, or extend anytime.
Your Data Stays Yours
Documents never leave your servers. Zero telemetry, zero third-party calls.
Community-Driven
Built in the open with contributions from developers worldwide.
Audit the Code
Full source access. Review every line of the extraction pipeline.
Simple, flat pricing
No per-page fees. No surprises. Cancel anytime.
Starter
For small teams getting started with document automation.
- 1,000 documents/month
- 3 document types
- REST API access
- Email support
- Community schemas
Pro
For teams processing at scale with full flexibility.
- 10,000 documents/month
- Unlimited document types
- Custom schemas
- Priority API access
- Priority support
- Analytics dashboard
- Webhook integrations
Enterprise
Dedicated infrastructure with premium support.
- Unlimited documents
- Dedicated GPU cluster
- Custom model training
- SLA guarantee
- Dedicated support
- SSO / SAML
- Custom integrations
Trusted by Teams
What our users say
“We replaced our entire Azure Document Intelligence setup with Quilldoc. Processing 4,000 invoices a month at a fraction of the cost with better accuracy on our edge cases.”
Michael Kovacs
Head of Engineering, Fintech Corp
“The self-hosting aspect was non-negotiable for us. Our legal documents never leave our infrastructure, and the extraction quality rivals any cloud service we tested.”
Sarah Reeves
CTO, LegalFlow
“Schema suggestion is a game-changer. We uploaded one purchase order and Quilldoc generated a reusable schema that handled 95% of our vendor formats out of the box.”
James Torres
VP of Operations, SupplyChain.io
Quilldoc vs alternatives
The only self-hosted, flat-rate document extraction platform.
| Feature | Quilldoc | Azure | LandingAI |
|---|---|---|---|
| Self-hosted option | |||
| Unknown doc types (zero-config) | |||
| Auto schema suggestion | |||
| No per-page pricing | |||
| Visual grounding | |||
| MIT licensed | |||
| Table extraction | |||
| Math verification | |||
| Setup time | 5 min | 1 day | 2 weeks |
| Cost per doc | $0.01 | $0.01–0.10 | Enterprise |
| Unknown doc handling | Auto | Manual | Manual |