Key Takeaways
- Stampli excels at AP collaboration: approval workflows, communication, vendor management
- Kynthar excels at document AI: extraction accuracy, semantic search, anomaly detection
- Stampli pricing is per-invoice (~$15/invoice); Kynthar is flat monthly ($249-499)
- Different focus areas mean these tools can complement each other
- Choose based on your primary pain: approvals/communication vs extraction/search
Quick Comparison
Choose Stampli if you need:
- Multi-level approval workflows
- In-context communication on invoices
- Vendor management and communication
- Direct ERP integrations (NetSuite, Sage, etc.)
- AP team collaboration features
Choose Kynthar if you need:
- Same-day setup (5 minutes via email)
- Flat monthly pricing (predictable costs)
- Semantic search ("find Acme invoices over $10K")
- 5-way document matching with anomaly detection
- Advanced document extraction without workflow
Feature-by-Feature Comparison
Different strengths for different needs
| Capability | Kynthar | Stampli |
|---|---|---|
| Primary Focus | Document extraction + search | AP collaboration + workflow |
| Approval Workflows | Basic routing | Advanced multi-level with conditions |
| In-Context Communication | Not available | Comments, @mentions, full history |
| Setup Time | 5 minutes (email forwarding) | 2-4 weeks (implementation) |
| Document Extraction | AI-powered with 95%+ accuracy | Good OCR, AI-assisted coding |
| Semantic Search | Natural language queries | Basic keyword search |
| Document Matching | 5-way (invoice-PO-receipt-contract-delivery) | 3-way (invoice-PO-receipt) |
| Anomaly Detection | AI-powered fraud patterns | Basic duplicate detection |
| Vendor Management | Basic vendor records | Full vendor portal + communication |
| ERP Integrations | Webhook/API | Native (NetSuite, Sage, QuickBooks, etc.) |
| Email Ingestion | Built-in (unique address) | Available (less prominent) |
| Mobile App | Responsive web | Native iOS/Android apps |
| Contract Terms | Month-to-month | Annual contracts typical |
Pricing Breakdown
Per-invoice vs flat monthly
Kynthar
- Professional: $249/mo (1,000 docs)
- Business: $499/mo (5,000 docs)
- No per-invoice fees
- No setup fees
- No minimum contract
- Unlimited users
- Email ingestion + semantic search included
Predictable costs: 2,000 invoices/mo = $249/mo. Same price every month.
Start Free TrialStampli
- Per-invoice pricing (varies by volume)
- Volume discounts available
- Implementation fees may apply
- Annual contracts typical
- User-based pricing tiers
- ERP integration included
- Full AP workflow + collaboration
Example: 500 invoices/mo x $15 = $7,500/mo. Scales with volume.
View Stampli PricingCost Comparison by Invoice Volume
| Monthly Invoices | Kynthar | Stampli (Est.) | Difference |
|---|---|---|---|
| 100 invoices | $249 | $1,500 | Kynthar 83% less |
| 500 invoices | $249 | $7,500 | Kynthar 97% less |
| 1,000 invoices | $249 | $12,000+ | Kynthar 98% less |
| 5,000 invoices | $499 | $50,000+ | Kynthar 99% less |
Stampli pricing estimates based on industry averages. Actual pricing varies by contract. Contact Stampli for exact quotes.
When to Choose Each Platform
Different problems, different solutions
Large AP Team with Complex Approvals
Needs: 10+ person AP team. Multi-level approval chains based on amount, department, and vendor. Need to communicate with approvers in context. Track approval history for audit.
Purpose-built for AP collaboration. Advanced approval workflows with conditions. In-context communication keeps everything in one place. Mobile app for approvers on the go.
Small Team Focused on Document Processing
Needs: Extract data from invoices accurately. Search past invoices by vendor or amount. Match invoices to POs automatically. Limited budget and no implementation resources.
5-minute setup. Flat pricing fits small budgets. Semantic search for finding documents. 5-way matching automation. No implementation project required.
Enterprise Needing Full AP Automation
Needs: End-to-end AP automation from intake to payment. NetSuite integration required. Vendor portal for supplier communication. Full audit trail for compliance.
Native NetSuite integration. Vendor portal for supplier self-service. Complete AP workflow from invoice to payment. Enterprise compliance features.
Procurement Team Needing Document Intelligence
Needs: Ask "what did we spend with Acme last year?" Detect anomalies in invoices. 5-way matching including contracts. Quick setup, predictable costs.
Semantic search answers natural language questions. AI anomaly detection catches fraud patterns. 5-way matching includes contracts. Flat $249-499/mo regardless of volume.
Honest Pros & Cons
Stampli
Strengths
- Best-in-class approval workflows
- In-context communication on invoices
- Native ERP integrations (NetSuite, Sage, QuickBooks)
- Vendor portal and communication
- Native mobile apps (iOS/Android)
- AI-assisted GL coding (Billy the Bot)
- Full AP automation from intake to payment
Weaknesses
- Per-invoice pricing adds up quickly
- 2-4 week implementation required
- Annual contracts typical
- Basic semantic search capabilities
- 3-way matching only (not 5-way)
- Overkill for extraction-only needs
- Higher cost for high-volume processing
Kynthar
Strengths
- Same-day setup (5 minutes via email)
- Flat monthly pricing ($249-499)
- Semantic search with natural language
- 5-way matching (includes contracts)
- AI anomaly detection
- Month-to-month contracts
- Unlimited users included
Weaknesses
- Basic approval workflows only
- No in-context communication
- No vendor portal
- No native ERP integrations (API only)
- No native mobile app
- Newer platform (smaller customer base)
- Document-focused, not full AP automation
The Bottom Line
Complementary tools for different needs
Can They Work Together?
Using Both Platforms
- Kynthar for extraction: AI-powered data capture from all document types
- Stampli for workflow: Approval routing, communication, ERP sync
- Integration: Kynthar webhooks validated data to Stampli for processing
- Benefit: Best extraction + best workflow in one stack
When to Use Just One
- Stampli only: AP team collaboration is your primary pain. You need vendor management, complex approvals, and native ERP integration. Budget allows per-invoice pricing.
- Kynthar only: Document extraction and search is your primary pain. Simple approval needs. Budget-conscious or high volume. Need quick implementation.
Decision Framework
Choose Stampli if: Your main challenge is AP team collaboration - approvals, communication, and vendor management. You need native ERP integration. Per-invoice pricing works for your volume.
Choose Kynthar if: Your main challenge is document processing - extraction accuracy, search, and matching. You want flat pricing and same-day setup. Advanced workflow isn't critical.
The Verdict
Stampli is the right choice if: You have a large AP team that needs to collaborate on invoice approvals. Your pain is communication - chasing approvers, tracking status, managing vendor relationships. You need native ERP integration and can budget for per-invoice pricing.
Kynthar is the right choice if: Your primary need is intelligent document processing - accurate extraction, semantic search, and anomaly detection. You want predictable flat pricing and same-day setup. Basic approval routing is sufficient for your needs.
Key insight: These platforms solve different problems. Stampli is an AP collaboration platform with document capture. Kynthar is a document AI platform with basic workflow. Many organizations could benefit from both - using Kynthar for intelligent extraction and Stampli for workflow orchestration.
Try Kynthar Free for 25 Documents
No credit card required. Flat pricing, no per-invoice fees. Setup in 5 minutes.
Start Free TrialQuestions about Kynthar vs Stampli? Email sales@kynthar.com