Developers
Documentation for APIs, Webhooks, and Cord Elements.
Use the developer Workbench
Review your API requests, errors, events and webhooks, and try the API from inside Cord.
Authentication and API Keys
Learn how to generate and authenticate your requests to Cord's REST API.
Configure and inspect Webhooks
Receive real-time notifications on your server when events occur in Cord.
Cord Elements (Embeddable UI components)
Embed Cord's quoter directly into your own web application, with your brand.
Connect Cord with Make
Accept the invitation to the Cord app on Make, authorize access with one click and create scenarios that start when something happens in Cord.
Rate limits
Cord API rate limits per IP and per key, your plan’s monthly quota and how to handle a 429 response with exponential backoff.
Connect Cord with Zapier
Accept the invitation to the Cord app on Zapier, authorize access with one click and create Zaps that start when something happens in Cord.
Move your payment flows to Cord
How to activate Cord Payments and bring over customers, products, and current processes.
Connect n8n
Use Cord from n8n: the community node with a webhook trigger, or the HTTP Request node against the v1 API.
API error code handling
The Cord API error object and what HTTP 400, 401, 402, 403, 404, 429 and 500 mean, with the stable code for each case.
API: Create Quotes
Generate and send quotes from your backend with the Cord REST API: client, payment terms, validity and line items, sent in the same call.
API: Manage Customers
Read and create your organization’s client directory with the Cord REST API to keep it in sync with your ERP or CRM, with offset pagination.
Avoiding duplicate operations
How to retry a request to the Cord API without creating duplicates: the Idempotency-Key header, how long it lasts and how Cord answers a repeat.
Connect Claude, Cursor or another AI to Cord (MCP)
How to give an AI assistant access to your quotes, invoices and collections with Cord's MCP server, and what it can do.
Cord Elements for React
Embed Cord’s quote builder in your React app with @flouviahq/elements, using a publishable key or your own proxy through CordProvider.
Invoicing (CFDI) and the API
Invoices in the Cord v1 API: create, issue, send, record payments and void them, with their commercial status and tax status tracked separately.
Test card numbers
Test cards do not work on a live account’s link or in its test environment: ask support for a separate environment to simulate 3D Secure and declines.
Testing Cord without affecting production
How to experiment with payments and stamping without spending money or stamping for real.
Using the Cord API from Node.js
How to call Cord's REST API from your Node.js or TypeScript backend, with or without the official SDK.
Using the Cord CLI
Connect your terminal from the browser, set up your account, integrate your project and test webhooks on your machine.
Verifying Webhook Signatures
Validate that a webhook comes from Cord with the X-Cord-Signature-V1 signature (HMAC-SHA256 with a timestamp) or the @flouviahq/node verifier.
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