# Epsilon3 REST API

**Canonical:** https://apis.io/apis/epsilon3/epsilon3-rest-api/  
**Provider:** Epsilon3 — https://apis.io/providers/epsilon3/  
**Base URL:** https://api.epsilon3.io/v1  
**Documentation:** https://docs.epsilon3.io/

Epsilon3 REST API is one of 3 APIs that [Epsilon3](https://apis.io/providers/epsilon3/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Procedures, Inventory, Work Orders, and Test Management. The published artifact set on APIs.io includes API documentation, an API reference, a getting-started guide, authentication docs, and rate-limit docs.

REST API for the Epsilon3 operations platform, organized into roughly twenty API families: Builds (work orders, parts, inventory, purchase and sale orders, vendors, tooling, shipments), Chat, Commanding, Custom Fields, Dictionaries, Events, External Data, Files, Issues, Procedures, Project Schedule, Roles, Runs (v1 and v2), Search, Settings, Skills, Snippets, Swimlanes, Telemetry, Test Management, and Users. Resource-oriented URLs, JSON request and response bodies, standard HTTP verbs and status codes, authenticated with a per-workspace API key supplied as the username component of HTTP Basic auth.

## Machine-readable artifacts (8)

- **Documentation** — https://docs.epsilon3.io/
- **APIReference** — https://docs.epsilon3.io/#introduction
- **GettingStarted** — https://support.epsilon3.io/en/articles/8779712-generate-api-key
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/epsilon3/refs/heads/main/authentication/epsilon3-authentication.yml
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/epsilon3/refs/heads/main/rate-limits/epsilon3-rate-limits.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/epsilon3/refs/heads/main/conventions/epsilon3-conventions.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/epsilon3/refs/heads/main/errors/epsilon3-problem-types.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/epsilon3/refs/heads/main/apis.yml

## Other Epsilon3 APIs (2)

- [Epsilon3 Realtime API](https://apis.io/apis/epsilon3/epsilon3-realtime-api/)
- [Epsilon3 MCP Server](https://apis.io/apis/epsilon3/epsilon3-mcp-server/)

## Tags

Procedures, Inventory, Work Orders, Test Management

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/epsilon3/epsilon3-rest-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/epsilon3/.