Adopted by fast-scaling companies running mission-critical data in real time
Start trading with MERCHSOURCE in days – not weeks.
Stacksync handles the complexity of MERCHSOURCE EDI so your team doesn't have to. Connect your ERP, WMS, or database through a simple API — we translate, validate, and deliver every transaction automatically.
Why thousands of companies use Stacksync to manage EDI
From pre-built MERCHSOURCE mappings to real-time compliance checks, Stacksync removes the friction from EDI — so you can focus on growing your business.
Pre-connected to 10,000+ trading partners
Supports x12, EDIFACT, JSON, and more
Works seamlessly across leading ERPs and systems
Self-service configuration tools for business teams
No custom mapping. No middleware.
SOC 2 type II
ISO 27001
HIPAA BAA
GDPR
CCPA
DPF US, EU, UK, CH
CSA STAR
SOC 2 type II
ISO 27001
HIPAA BAA
GDPR
CCPA
DPF US, EU, UK, CH
CSA STAR
SSO & SCIM
Alerts
Secure connection options
Common questions about MERCHSOURCE EDI
Everything you need to know about setting up and managing MERCHSOURCE EDI transactions with Stacksync.
Does Stacksync work with my existing tech stack?
Stacksync is database-first — it connects to PostgreSQL, MySQL, SQL Server, or any API-enabled system. Your MERCHSOURCE EDI data syncs directly to the tools your team already uses.
How do I monitor my MERCHSOURCE EDI transactions?
Stacksync provides a real-time dashboard showing every document exchanged with MERCHSOURCE — status, errors, acknowledgments, and delivery confirmations. Alerts notify you of issues instantly.
How is Stacksync different from traditional MERCHSOURCE EDI providers?
Traditional EDI means VAN contracts, consultants, and months of setup. Stacksync replaces all of that with a no-code platform that connects in days, syncs to your database, and monitors compliance automatically.
How long does it take to set up MERCHSOURCE EDI with Stacksync?
Most suppliers go live with MERCHSOURCE EDI in 3–5 business days. Stacksync's no-code visual interface handles field mapping, validation rules, and testing — no EDI consultants needed.
How does Stacksync connect to MERCHSOURCE's EDI network?
Stacksync maintains direct, certified connections to major EDI networks. When you onboard, we register your trading partnership with MERCHSOURCE and handle all connectivity behind the scenes.
What EDI document types does Stacksync support for MERCHSOURCE?
Stacksync supports all standard MERCHSOURCE EDI documents — Purchase Orders (850), Invoices (810), ASNs (856), PO Acknowledgments (855), and more. The full order-to-payment lifecycle is automated.






