How Cloudflare KV Billing Works for .list()
Following is my Question and Answer(given by ChatGPT)
Please confirm / update the Answer given by ChatGPT. Thanks.
QUESTION :
In the following Cloudflare Worker Code to List by Prefix .. how will the billing happen ? .. billing only for the Keys which are read and correspond to prefix or billing for complete scan of the KV namespace ?
export default {
async fetch(request, env, ctx) {
const value = await env.NAMESPACE.list({ prefix: "user:1:" });
return new Response(value.keys);
},
};
ANSWER by CHATGPT :
In Cloudflare Workers, billing for KV operations depends on the specific API calls and the data retrieved. Here's how the billing works for your provided code:
- The filtering by
- Key Retrieval: You are billed for each key returned in the
- You are billed for:
- 1 list operation (base cost for calling the
- 50 read operations (one for each key returned in the result).
This means you are billed based on the keys matching your prefix and retrieved by the
Please confirm / update the Answer given by ChatGPT. Thanks.
QUESTION :
In the following Cloudflare Worker Code to List by Prefix .. how will the billing happen ? .. billing only for the Keys which are read and correspond to prefix or billing for complete scan of the KV namespace ?
export default {
async fetch(request, env, ctx) {
const value = await env.NAMESPACE.list({ prefix: "user:1:" });
return new Response(value.keys);
},
};
ANSWER by CHATGPT :
In Cloudflare Workers, billing for KV operations depends on the specific API calls and the data retrieved. Here's how the billing works for your provided code:
1. KV List API Billing
- TheKV.list()prefix- The filtering by
prefixprefix2. Breakdown of Costs
- List Operation: Each call tolist()- Key Retrieval: You are billed for each key returned in the
value.keyslist()3. Example Billing Scenario
- AssumeNAMESPACE.list({ prefix: "user:1:" })- You are billed for:
- 1 list operation (base cost for calling the
list()- 50 read operations (one for each key returned in the result).
4. What Is NOT Charged
- You are not billed for scanning or evaluating keys that do not match theprefixThis means you are billed based on the keys matching your prefix and retrieved by the
list()
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