Workers KV Key-Value Storage

Edge KV

Manage ultra-low-latency global Workers KV key-value namespaces, keys, values, and bulk data uploads.

$ cflare kv <get|set|delete|list> <namespace> [key] [options]

📖 Full Explanation

Cloudflare Workers KV provides globally replicated, high-read-throughput key-value storage at edge data centers worldwide. \1 allows developers to inspect, update, and manage KV namespaces and keys directly from the terminal without deploying code.

⚙️ Command Options & Flags

Option / Flag	Description	Default
-v, --value <text>	String value to store in KV	-
-f, --file <path>	File content to upload as value	-
-e, --expiration <sec>	Time-to-live TTL expiration in seconds	-
--prefix <prefix>	Filter key listing by prefix	-

🔬 Technical Corollary & Edge Mechanics

Interacts with \1. Reads achieve sub-10ms response times globally through Cloudflare's distributed in-memory edge cache layer.

🎯 Real-World DevOps Use Cases

Edge Feature Flags

Toggle feature flags instantly across global edge workers without redeploying code.

$ cflare kv set APP_CONFIG new_checkout_v2 --value "true"

Session Token Invalidation

Delete an active user session token across all global edge points instantly.

$ cflare kv delete USER_SESSIONS sess_98f12a3b

💻 Live Output Simulation

$ cflare kv set APP_CONFIG feature_ai_search --value "enabled"
✔ Value stored in namespace APP_CONFIG (Key: feature_ai_search)

$ cflare kv get APP_CONFIG feature_ai_search
enabled

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