Soon
Status
SoonNeeds Workers Paid
YesEstimated monthly cost
$5/moReplaces
Hosted AI searchfrom $20/mo
How it runs on Cloudflare
- WorkersIngest and ask.
- R2Your source documents.
- VectorizeThe search index.
- Workers AIEmbeddings and cited answers.
Compared
Compared onHosted AI searchSaaSOnyx on a VPSSelf-hosted sampleSiftFlareyard on Cloudflare
Who holds your dataThey doYouYou
Servers to runNoneOne, at leastNone
ScalingPlan tiersResize by handAutomatic
UpdatesForced on youYou patchPull requests
Your agent can change itNoYes, you deployYes, tests gate it
Same
- Connectors and uploads
- Cited answers
- Permissions
Different
- No vector database server
- Embeddings run in your account
- Your agent can tune retrieval
What it costs you
Estimated monthly cost
$5.00/mo
Needs Workers Paid ($5/mo)
Workers Paid planmonthly base$5.00
Vectorize15M stored dimensions · 384k queried dimensions$0.00
Workers AI22k neurons$0.00
R22 GB-month$0.00
Workers6.5k requests$0.00
Prices: Cloudflare's published rates, checked 2026-10-16 (Vectorize, Workers AI, R2, Workers). Usage per action is a sample.
What it creates in your account
- Workers
- Vectorize
- R2
- Workers AI
What it asks Cloudflare for, and why
workers-platform.writeDeploy the search Worker.Requiredvectorize.writeIndex your documents.Requiredai.runAnswer with citations.RequiredScope names are illustrative until the OAuth scope list is final.
Shape it
Ask your agent, in your own copy of Sift:
› Index our Notion export and answer only from it.Updates
Each release arrives as a pull request. Sample history.
v0.2.0Citations in every answer.