Blaxel vs Northflank Sandboxes

Blaxel bills memory only, at $0.0414 per GiB-hour. Northflank Sandboxes costs $0.01667 per vCPU-hour. Blaxel runs microVMs and has no session limit. Northflank Sandboxes runs microVMs and offers GPUs.

Updated

Blaxel

Isolation
MicroVM
Free tier
Credit of up to $200
Max session
No limit

Northflank Sandboxes

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

What is different

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

Blaxel
Northflank Sandboxes
vCPU, per hour
Blaxel: Included
Northflank Sandboxes: $0.01667
RAM, per GiB-hour
Blaxel: $0.0414
Northflank Sandboxes: $0.00833
Storage
Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.
Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
Billing
Blaxel: Memory only
Northflank Sandboxes: Per second
SDKs
Blaxel: Python, TypeScript, Go
Northflank Sandboxes: Python, JavaScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Blaxel: Included
Northflank Sandboxes: $0.01667
RAM, per GiB-hour
Blaxel: $0.0414
Northflank Sandboxes: $0.00833
Storage
Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month.
Northflank Sandboxes: Volumes $0.15 per GB per month, also when paused. Ephemeral storage is included.
Free tier
Blaxel: Credit of up to $200
Northflank Sandboxes: Not listed
Paid plan from
Blaxel: Pay as you go
Northflank Sandboxes: Pay as you go
Billing
Blaxel: Memory only
Northflank Sandboxes: Per second

Limits

Max session
Blaxel: No limit
Northflank Sandboxes: Not listed
Idle stop
Blaxel: Not listed
Northflank Sandboxes: Not listed
Largest sandbox
Blaxel: Not listed
Northflank Sandboxes: 20 vCPU · 40 GiB
Concurrent sandboxes
Blaxel: Not listed
Northflank Sandboxes: Not listed

Platform

Isolation
Blaxel: MicroVM
Northflank Sandboxes: MicroVM
GPU
Blaxel: Not listed
Northflank Sandboxes:
Snapshots
Blaxel:
Northflank Sandboxes: Not listed
Pause and resume
Blaxel:
Northflank Sandboxes:

Developer

SDKs
Blaxel: Python, TypeScript, Go
Northflank Sandboxes: Python, JavaScript
Integrations
Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code
Northflank Sandboxes: Not listed

Trust

License
Blaxel: Not listed
Northflank Sandboxes: Not listed
BYOC
Blaxel: Bring-your-own-metal in your VPC
Northflank Sandboxes: Runs in your own cloud or VPC

Hourly cost

One sandbox running for one hour

Blaxel
Northflank Sandboxes
1 vCPU · 2 GiB
Blaxel: $0.083
Northflank Sandboxes: $0.033
2 vCPU · 4 GiB
Blaxel: $0.166
Northflank Sandboxes: $0.067
4 vCPU · 8 GiB
Blaxel: $0.331
Northflank Sandboxes: $0.133

Compute only, at list rates.

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Which one fits

Based on the fields above

Blaxel fits when

  • You use the OpenAI Agents SDK, the Claude Agent SDK, MCP or Claude Code.
  • You need snapshots.
  • You need a desktop in the sandbox.
  • You want one rate for memory, with CPU included.

Northflank Sandboxes fits when

  • You need GPUs.
  • You want the lower list price: $0.067 against $0.166 an hour for 2 vCPU and 4 GiB.
  • You need SOC 2 Type II.

More comparisons

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