Cloudflare Workers
Serverless/edge
A global serverless platform for JavaScript, TypeScript, APIs, edge functions, static assets, queues, and Cloudflare-native data services.
Starter cost
$0 entry
Card required
No
Always-on
Limited
Billing risk
low
Category
Serverless/edge
Cost range
Free Workers plan with request limits; paid Workers plan and usage-based add-ons for larger apps
Free tier details
Workers has a free plan and D1/KV/R2-style services can fit small projects, but limits vary by product.
Agent integration
An agent can work with Cloudflare Workers through MCP
Connect your compatible agent to the provider-hosted MCP endpoint.
What the agent can do
- inspect account data
- manage supported Cloudflare services
- query observability data
Permission warning
Cloudflare exposes multiple scoped servers; connect only the server and permissions the task needs.
Cloudflare Workers can also host your own MCP server workload.
Database fit
Cloudflare Workers fits SQLite workloads, with the exact storage, compute, and quota story depending on the current plan.
- Best database use
- Edge APIs, serverless backends, static apps with global functions
- Check before launch
- Verify backups, storage quotas, connection limits, regions, and whether a separate database provider is needed.
Users & community
Stress-test Cloudflare Workers before you pick it
Answer a short provider-specific form, then run the full bill-risk simulator with your scenario prefilled.
Fit summary
Cloudflare Workers is strongest when you want a managed deployment path with less infrastructure work. The main tradeoff is understanding limits, billing rules, and whether the runtime fits your app.
Best fit
Edge APIs, serverless backends, static apps with global functions
Deployment model
Managed serverless deployment with scaling and runtime limits handled by the provider.
Operations owner
The provider handles most platform operations; you still own usage monitoring and plan limits.
Billing model
Free entry is possible, but production cost depends on quotas, usage, and upgrade path; it has a no-card starter path.
Runtime fit
Node.js API, Static frontend, Worker
Data fit
SQLite
Budget fit
Free, Under $5, Under $10, Under $25, Custom
Region strategy
Broad regional coverage across US, Europe, and Asia.
Choose this if
- Edge APIs
- Generous free entry
- You want a beginner path that can start without adding a card.
Think twice if
- Runtime differs from traditional Node.js servers
- Review Workers, D1, KV, R2, Durable Objects, and egress limits before production use.
- You need long-running processes or infrastructure behavior outside this provider's runtime model.
Decision checks
Use these notes as a launch checklist, not a final pricing promise. Verify live provider limits before moving real users.
Strengths
- Generous free entry
- global edge network
- D1 and KV ecosystem
Watch outs
- Runtime differs from traditional Node.js servers
- product-specific limits need modeling
- Review Workers, D1, KV, R2, Durable Objects, and egress limits before production use.
Before launch
- Confirm the no-card starter path still exists before relying on it.
- Check the current free-tier quotas, sleep behavior, and upgrade trigger.
- Verify database storage, backups, connection limits, and whether the database is bundled or external.
- Test cold starts, sleep behavior, and any serverless duration limits with your real app shape.