Cloudflare Sandbox vs Zipbox
Cloudflare Sandbox costs $0.072 per vCPU-hour and Zipbox costs $0.00685 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Zipbox runs Firecracker microVMs and has no session limit.
Updated
Cloudflare Sandbox
- Isolation
- Firecracker microVM
- Free tier
- None
- Max session
- Not listed
Zipbox
- Isolation
- Firecracker microVM
- Free tier
- $25 credit after a one-time $5 top-up
- Max session
- No limit
What is different
10 fields differ. The rest are the same or not listed.
Cloudflare Sandbox
Zipbox
- vCPU, per hour
- Cloudflare Sandbox: $0.072
- Zipbox: $0.00685
- RAM, per GiB-hour
- Cloudflare Sandbox: $0.009
- Zipbox: Included
- Storage
- Cloudflare Sandbox: $0.000252 per GiB-hour
- Zipbox: Free
- Free tier
- Cloudflare Sandbox: None
- Zipbox: $25 credit after a one-time $5 top-up
- Paid plan from
- Cloudflare Sandbox: $5 / month
- Zipbox: Pay as you go
- Billing
- Cloudflare Sandbox: Active CPU time only
- Zipbox: Bundled machine time
- Largest sandbox
- Cloudflare Sandbox: 4 vCPU · 12 GiB
- Zipbox: 6 vCPU · 16 GiB
- Snapshots
- Cloudflare Sandbox:
- Zipbox: No
- SDKs
- Cloudflare Sandbox: TypeScript
- Zipbox: TypeScript, Python, Go, Rust
- Integrations
- Cloudflare Sandbox: Claude Code, OpenAI Agents SDK
- Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain
Full comparison
18 fields, at each provider's list price
Cloudflare Sandboxdevelopers
Zipboxzipbox
Pricing
- vCPU, per hour
- Cloudflare Sandbox: $0.072
- Zipbox: $0.00685
- RAM, per GiB-hour
- Cloudflare Sandbox: $0.009
- Zipbox: Included
- Storage
- Cloudflare Sandbox: $0.000252 per GiB-hour
- Zipbox: Free
- Free tier
- Cloudflare Sandbox: None
- Zipbox: $25 credit after a one-time $5 top-up
- Paid plan from
- Cloudflare Sandbox: $5 / month
- Zipbox: Pay as you go
- Billing
- Cloudflare Sandbox: Active CPU time only
- Zipbox: Bundled machine time
Limits
- Max session
- Cloudflare Sandbox: Not listed
- Zipbox: No limit
- Idle stop
- Cloudflare Sandbox: Not listed
- Zipbox: Not listed
- Largest sandbox
- Cloudflare Sandbox: 4 vCPU · 12 GiB
- Zipbox: 6 vCPU · 16 GiB
- Concurrent sandboxes
- Cloudflare Sandbox: Not listed
- Zipbox: Not listed
Platform
- Isolation
- Cloudflare Sandbox: Firecracker microVM
- Zipbox: Firecracker microVM
- GPU
- Cloudflare Sandbox: Not listed
- Zipbox: Not listed
- Snapshots
- Cloudflare Sandbox:
- Zipbox: No
- Pause and resume
- Cloudflare Sandbox: Not listed
- Zipbox: No
Developer
- SDKs
- Cloudflare Sandbox: TypeScript
- Zipbox: TypeScript, Python, Go, Rust
- Integrations
- Cloudflare Sandbox: Claude Code, OpenAI Agents SDK
- Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain
Trust
- License
- Cloudflare Sandbox: Not listed
- Zipbox: Not listed
- BYOC
- Cloudflare Sandbox: Not listed
- Zipbox: Not listed
Hourly cost
One sandbox running for one hour
Cloudflare Sandbox
Zipbox
- 1 vCPU · 2 GiB
- Cloudflare Sandbox: $0.090
- Zipbox: $0.007
- 2 vCPU · 4 GiB
- Cloudflare Sandbox: $0.180
- Zipbox: $0.014
- 4 vCPU · 8 GiB
- Cloudflare Sandbox: $0.360
- Zipbox: $0.027
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Cloudflare Sandbox fits when
- You need snapshots.
- Your code waits a lot: CPU is billed only while it is in use.
Zipbox fits when
- You want to pay only for usage, with no plan fee.
- You use MCP, the Claude Agent SDK, the Vercel AI SDK or LangChain.
- You want the lower list price: $0.014 against $0.180 an hour for 2 vCPU and 4 GiB.
- You want to start without paying.
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