# Autodesk Fusion Operations (Prodsmart) > Cloud manufacturing execution / production management platform for small and mid-sized manufacturers (production, inventory, sales, purchasing, quality, scheduling, maintenance and analytics). Formerly Prodsmart; acquired by Autodesk in 2021 and rebranded Autodesk Fusion Operations. Exposes a documented REST API (v1 legacy, v2 on Autodesk Platform Services), webhooks and a changes feed. ## APIs - [Fusion Operations API v2 (APS)](https://aps.autodesk.com/en/docs/fusion-operations/v2): Current API on Autodesk Platform Services. - [Fusion Operations API v1 (legacy, deprecated)](https://fusionoperations.autodesk.com/api-documentation): Documented v1 REST reference. Base https://fusionoperations.autodesk.com, paths under /api/v1/. ## Specs - [OpenAPI v1 (generated)](openapi/prodsmart-v1-openapi.yml): OpenAPI transcribed from the public v1 reference (paths/methods/auth only). - [Webhooks / event surface](asyncapi/prodsmart-webhooks.yml): Webhook events + Changes Feed Channels. ## Docs - [API documentation overview](https://help.fusionoperations.autodesk.com/en/articles/8106718-api-documentation) - [Getting API credentials](https://help.fusionoperations.autodesk.com/en/articles/7257724-autodesk-fusion-operations-api) - [Help center](https://help.fusionoperations.autodesk.com/) - [2025 release notes](https://help.fusionoperations.autodesk.com/en/articles/13289172-2025-release-notes) ## Conventions - Auth: HTTP Basic (API Key/Secret) mints a 2-hour token; access_token query param accepted. - Media type: application/json. Dates: ISO 8601. Rate limit: 120 requests/minute per company. - Integrations: Webhooks, Changes Feed Channels, Zapier, Power BI.