API v1 · MCP server live

JSON in.
Validated X12 out.

Webhooks back. Sandbox keys on signup, a public playground, and partner test personas that reject like real retailers do. SignalEDI's developer API is the same unified engine that powers PA Bridge and Rail by SignalEDI.

Get sandbox keys API reference

zsh — sandbox

$ curl https://api.signaledi.com/v1/documents \
  -H "Authorization: Bearer sk_sandbox_8f2a" \
  -d '{ "type": "855", "partner": "target",
        "payload": { "po_number": "90211", "status": "accepted" } }'
→ { "id": "doc_8f2", "status": "validated", "delivery": "queued" }

curl https://api.signaledi.com/v1/documents \
  -H "Authorization: Bearer sk_sandbox_8f2a" \
  -d '{ "type": "855", "partner": "target",
        "payload": { "po_number": "90211", "status": "accepted" } }'

# → { "id": "doc_8f2", "status": "validated", "delivery": "queued" }

Webhooks for everything

Delivery, ack, rejection, fix. Every event replayable from the dashboard, signed with a durable schema.

A sandbox that fights back

Partner personas reject like real retailers do. Ship against reality, not happy paths.

MCP + agent tooling

Documents, partners, and validation as tools. Point an agent at it — demo mode included.

SignalEDI for Vercel

Marketplace integration

Direct listing available

Vercel Marketplace · Connectable

Connect SignalEDI to a Vercel project in minutes.

Install the public SignalEDI integration, choose your projects and environment targets, and get project-scoped API and webhook credentials provisioned for your app.

Install from Vercel Read the quickstart

Install flow

01Select projects and environment targets.
02Provision a workspace and scoped credentials.
03Parse, validate, and exchange EDI over HTTPS.

One request path

Vercel appSignalEDI APIEDI partner

The integration supplies the connection layer; your app keeps control of the workflow.

SignalEDI marketplace lineup

Vercel

Direct listing

Connectable install with project-scoped credentials.

Usage plan · billed by SignalEDI

Open listing ↗

Shopify

Coming soon

EDI workflows for storefront, fulfillment, and partner operations.

Marketplace pricing · announced at launch

Explore Shopify EDI →Join launch list

Intuit

Coming soon

QuickBooks-connected EDI flows with reviewable accounting handoffs.

Marketplace pricing · announced at launch

Explore Intuit path →Join launch list

Shopify and Intuit are presented as roadmap destinations until their marketplace submissions and approvals are complete.

Try it before you sign up.

The playground is public — validate a document in your browser right now.

Open playground