Skip to main content

Documentation Index

Fetch the complete documentation index at: https://docs.arcuserp.com/llms.txt

Use this file to discover all available pages before exploring further.

​
Download

The Arcus ERP Postman collection is auto-generated from arcus-api-v1.yaml and updated on every spec change. It includes every endpoint pre-configured with environment variables, example request bodies, and test scripts.

Download Postman Collection

Click to download arcus-erp-v1.postman_collection.json
Alternatively, download from Settings > Developers > Collections in the Arcus app.

​
Import into Postman

  1. Open Postman and click Import
  2. Select the downloaded JSON file
  3. Postman imports the collection with all endpoints organized by resource

​
Set up your environment

Create a Postman environment with these variables:
VariableValue
ARCUS_API_KEYYour API key (from Settings > Developers)
ARCUS_ENTITY_IDYour entity UUID
ARCUS_BASE_URLhttps://api.arcuserp.com/v1
The collection uses {{ARCUS_BASE_URL}}, {{ARCUS_API_KEY}}, and {{ARCUS_ENTITY_ID}} placeholders throughout. Use ark_test_* keys for sandbox data and ark_live_* keys for production data.

​
What is included

  • Every endpoint (accounts, orders, products, inventory, fulfillment, returns, purchasing, payments, accounting, master data, integrations, webhooks)
  • Pre-filled example request bodies with realistic data
  • Collection-level pre-request scripts that auto-set Idempotency-Key on mutating requests
  • Test scripts that assert 2xx status and validate response shapes
  • Pre-configured environment template pointing to https://api.arcuserp.com/v1

​
Keeping it current

The collection is regenerated on every merge to main that touches the OpenAPI spec. Download a fresh copy from the Arcus app when you need the latest endpoints.