Eigenn

Developer Platform

Build with Eigenn

Four generated clients over one OpenAPI contract. Read and write the same customers, invoices, transactions, and workflows your team works in.

Get API keysAPI documentation

TypeScript SDK

A generated, fully typed client for the Eigenn API. Runs on Node.js, Bun, and modern runtimes.

Key features:

  • Generated from the same OpenAPI contract as the API
  • Complete type definitions for every request and response
  • One typed client per resource group

Install:

npm install @oppulence/canvas-sdk

Workflow preview

Create records

Created

Typed

Your app creates a customer and an invoice through the API.

Payment events

Delivered

Webhook

A webhook tells your app when the invoice is paid or goes overdue.

Read back

In sync

Live

Your own UI reads the same invoice and payment state the workspace shows.

View docsGitHub

What you can build

Finance records

Create, read, and update customers, invoices, invoice payments, transactions, categories, and tags.

Banking and accounting

Read bank accounts and balances, and drive accounting sync operations against QuickBooks, Xero, and Fortnox.

Metrics and reports

Query revenue, growth, and performance metrics, and generate the same reports the workspace shows.

Event webhooks

Register endpoints and receive invoice, payment, transaction, and sync events as they happen.

Workflows

List, inspect, and trigger workflows, and read their execution history.

Documents and search

Upload documents, work the document inbox, and search across finance records.

19191919191919191919191919191919

Secure by default

Scoped API keys and encrypted transport keep finance workflows secure.

Scoped keys

Granular permissions per key and integration

TLS 1.3

Encrypted in transit, always

Audit logs

Every API write is recorded with the key, actor, and resource. Available on Scale and Enterprise.

Resources

Quickstart

Authenticate and make your first API call.

Guides

Worked examples for common integration patterns.

API Reference

Every endpoint, with request and response schemas.

Changelog

Release notes and breaking change notices.

Build on the records your team already works in

Create a scoped API key in settings and build against the same records your team works in. API access is included on Scale and Enterprise, and available as an add-on for Starter.

Get API keysRead the API reference
Eigenn

Product

  • Features
  • Command Center
  • Receivables
  • Finance Assistant
  • Integrations
  • Pricing
  • How It Works
  • Compare
  • Desktop App

Solutions

  • Creative and Consulting Agencies
  • B2B SaaS Finance Teams
  • Professional Services
  • E-Commerce and Retail
  • All solutions

Developers

  • SDKs
  • API Reference
  • Documentation
  • Guides
  • Changelog

Company

  • About
  • Contact
  • Blog
  • Status

Legal

  • Privacy Policy
  • Terms of Service
  • Cookie Notice
  • Data Processing Addendum
  • Master Services Agreement
  • Sub-processors
© 2026 Eigenn