Cloudflare Sandbox vs Collimate

Cloudflare Sandbox costs $0.072 per vCPU-hour and Collimate costs $0.04 per vCPU-hour. Cloudflare Sandbox runs Firecracker microVMs. Collimate runs Firecracker microVMs and limits a session to 24 hours.

Updated

Cloudflare Sandbox

Isolation
Firecracker microVM
Free tier
None
Max session
Not listed

Collimate

Isolation
Firecracker microVM
Free tier
Demo key, free with no card
Max session
24 hours

What is different

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

Cloudflare Sandbox
Collimate
vCPU, per hour
Cloudflare Sandbox: $0.072
Collimate: $0.04
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Collimate: $0.012
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Collimate: $0.10 per GB-month while a sandbox is suspended
Free tier
Cloudflare Sandbox: None
Collimate: Demo key, free with no card
Paid plan from
Cloudflare Sandbox: $5 / month
Collimate: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Collimate: Per second
SDKs
Cloudflare Sandbox: TypeScript
Collimate: Python
Integrations
Cloudflare Sandbox: Claude Code, OpenAI Agents SDK
Collimate: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Cloudflare Sandbox: $0.072
Collimate: $0.04
RAM, per GiB-hour
Cloudflare Sandbox: $0.009
Collimate: $0.012
Storage
Cloudflare Sandbox: $0.000252 per GiB-hour
Collimate: $0.10 per GB-month while a sandbox is suspended
Free tier
Cloudflare Sandbox: None
Collimate: Demo key, free with no card
Paid plan from
Cloudflare Sandbox: $5 / month
Collimate: Pay as you go
Billing
Cloudflare Sandbox: Active CPU time only
Collimate: Per second

Limits

Max session
Cloudflare Sandbox: Not listed
Collimate: 24 hours
Idle stop
Cloudflare Sandbox: Not listed
Collimate: Not listed
Largest sandbox
Cloudflare Sandbox: 4 vCPU · 12 GiB
Collimate: Not listed
Concurrent sandboxes
Cloudflare Sandbox: Not listed
Collimate: Up to 100

Platform

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

Developer

SDKs
Cloudflare Sandbox: TypeScript
Collimate: Python
Integrations
Cloudflare Sandbox: Claude Code, OpenAI Agents SDK
Collimate: MCP, Claude Code

Trust

License
Cloudflare Sandbox: Not listed
Collimate: Not listed
BYOC
Cloudflare Sandbox: Not listed
Collimate: Enterprise plan

Hourly cost

One sandbox running for one hour

Cloudflare Sandbox
Collimate
1 vCPU · 2 GiB
Cloudflare Sandbox: $0.090
Collimate: $0.064
2 vCPU · 4 GiB
Cloudflare Sandbox: $0.180
Collimate: $0.128
4 vCPU · 8 GiB
Cloudflare Sandbox: $0.360
Collimate: $0.256

Compute only, at list rates.

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Which one fits

Based on the fields above

Cloudflare Sandbox fits when

  • You use the OpenAI Agents SDK.
  • Your code waits a lot: CPU is billed only while it is in use.

Collimate fits when

  • You want to pay only for usage, with no plan fee.
  • You use MCP.
  • You want the lower list price: $0.128 against $0.180 an hour for 2 vCPU and 4 GiB.
  • You want to start without paying.

More comparisons

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