API reference

Worker signatures follow Workers runtime APIs. This page lists shipped products and their docs. Differences from Cloudflare’s hosted environment: Behavior differences.

Product	Docs
Workers	Workers, Runtime APIs
KV	KV
R2	R2
D1	D1
Durable Objects	Durable Objects
Alarms	Alarms
Queues	Queues
Cron	Cron triggers
Workflows	Workflows
Cache API	Cache API
Workers Cache	Workers Cache
Images	Images
Version Metadata	Bindings
WebSocket hibernation	WebSockets

Release identity comes from ocd capabilities --json on the running binary.