Cloudflare Sandbox vs Superserve

Cloudflare Sandbox costs $0.072 per vCPU-hour and Superserve costs $0.0504 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Superserve runs Firecracker microVMs and has no session limit.

Updated

Cloudflare Sandbox

Isolation
Firecracker microVM
Free tier
None
Max session
Not listed

Superserve

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

7 fields differ. The rest are the same or not listed.

Cloudflare Sandbox
Superserve
vCPU, per hour
Cloudflare Sandbox: $0.072
Superserve: $0.0504
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Superserve: $0.0162
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Superserve: $0.000108 per GiB-hour
Paid plan from
Cloudflare Sandbox: $5 / month
Superserve: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Superserve: Per second
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Superserve: 2 vCPU · 2 GiB
SDKs
Cloudflare Sandbox: TypeScript
Superserve: Python, TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cloudflare Sandbox: $0.072
Superserve: $0.0504
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Superserve: $0.0162
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Superserve: $0.000108 per GiB-hour
Free tier
Cloudflare Sandbox: None
Superserve: Not listed
Paid plan from
Cloudflare Sandbox: $5 / month
Superserve: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Superserve: Per second

Limits

Max session
Cloudflare Sandbox: Not listed
Superserve: No limit
Idle stop
Cloudflare Sandbox: Not listed
Superserve: Not listed
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Superserve: 2 vCPU · 2 GiB
Concurrent sandboxes
Cloudflare Sandbox: Not listed
Superserve: Not listed

Platform

Isolation
Cloudflare Sandbox: Firecracker microVM
Superserve: Firecracker microVM
GPU
Cloudflare Sandbox: Not listed
Superserve: Not listed
Snapshots
Cloudflare Sandbox:
Superserve:
Pause and resume
Cloudflare Sandbox: Not listed
Superserve:

Developer

SDKs
Cloudflare Sandbox: TypeScript
Superserve: Python, TypeScript
Integrations
Cloudflare Sandbox: Not listed
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP

Trust

License
Cloudflare Sandbox: Not listed
Superserve: Not listed
BYOC
Cloudflare Sandbox: Not listed
Superserve:

Hourly cost

One sandbox running for one hour

Cloudflare Sandbox
Superserve
1 vCPU · 2 GiB
Cloudflare Sandbox: $0.090
Superserve: $0.083
2 vCPU · 4 GiB
Cloudflare Sandbox: $0.180
Superserve: $0.166
4 vCPU · 8 GiB
Cloudflare Sandbox: $0.360
Superserve: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

Cloudflare Sandbox fits when

  • Your code waits a lot: CPU is billed only while it is in use.
  • You need a sandbox larger than 2 vCPU · 2 GiB.

Superserve fits when

  • You want to pay only for usage, with no plan fee.
  • You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK or MCP.
  • You want the lower list price: $0.166 against $0.180 an hour for 2 vCPU and 4 GiB.
  • You need pause and resume.

More comparisons

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