Blaxel vs Buddy Sandboxes

Blaxel bills memory only, at $0.0414 per GiB-hour. Buddy Sandboxes costs $0.0144 per vCPU-hour. Blaxel runs microVMs and has no session limit. Buddy Sandboxes runs full VMs and has no session limit.

Updated

Blaxel

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

Buddy Sandboxes

Isolation
Full VM
Free tier
$1 of usage credit every month
Max session
No limit

What is different

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

Blaxel
Buddy Sandboxes
vCPU, per hour
Blaxel: Included
Buddy Sandboxes: $0.0144
RAM, per GiB-hour
Blaxel: $0.0414
Buddy Sandboxes: $0.0144
Storage
Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month. Images $0.045 per GB per month.
Buddy Sandboxes: $0.00011 per GiB-hour
Free tier
Blaxel: Credit of up to $200
Buddy Sandboxes: $1 of usage credit every month
Paid plan from
Blaxel: Pay as you go
Buddy Sandboxes: $29 / month
Billing
Blaxel: Memory only
Buddy Sandboxes: Per second
Isolation
Blaxel: MicroVM
Buddy Sandboxes: Full VM
SDKs
Blaxel: Python, TypeScript, Go
Buddy Sandboxes: TypeScript
Integrations
Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code, LangChain, Vercel AI SDK
Buddy Sandboxes: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Blaxel: Included
Buddy Sandboxes: $0.0144
RAM, per GiB-hour
Blaxel: $0.0414
Buddy Sandboxes: $0.0144
Storage
Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month. Images $0.045 per GB per month.
Buddy Sandboxes: $0.00011 per GiB-hour
Free tier
Blaxel: Credit of up to $200
Buddy Sandboxes: $1 of usage credit every month
Paid plan from
Blaxel: Pay as you go
Buddy Sandboxes: $29 / month
Billing
Blaxel: Memory only
Buddy Sandboxes: Per second

Limits

Max session
Blaxel: No limit
Buddy Sandboxes: No limit
Idle stop
Blaxel: Not listed
Buddy Sandboxes: Not listed
Largest sandbox
Blaxel: Not listed
Buddy Sandboxes: 12 vCPU · 24 GiB
Concurrent sandboxes
Blaxel: Not listed
Buddy Sandboxes: Not listed

Platform

Isolation
Blaxel: MicroVM
Buddy Sandboxes: Full VM
GPU
Blaxel: Not listed
Buddy Sandboxes: Not listed
Snapshots
Blaxel:
Buddy Sandboxes:
Pause and resume
Blaxel:
Buddy Sandboxes:

Developer

SDKs
Blaxel: Python, TypeScript, Go
Buddy Sandboxes: TypeScript
Integrations
Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code, LangChain, Vercel AI SDK
Buddy Sandboxes: MCP, Claude Code

Trust

License
Blaxel: Not listed
Buddy Sandboxes: Not listed
BYOC
Blaxel: Bring-your-own-metal in your VPC, on request
Buddy Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Blaxel
Buddy Sandboxes
1 vCPU · 2 GiB
Blaxel: $0.083
Buddy Sandboxes: $0.043
2 vCPU · 4 GiB
Blaxel: $0.166
Buddy Sandboxes: $0.086
4 vCPU · 8 GiB
Blaxel: $0.331
Buddy Sandboxes: $0.173

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Blaxel fits when

  • You want to pay only for usage, with no plan fee.
  • You want each sandbox in its own microVM.
  • You use the OpenAI Agents SDK, the Claude Agent SDK, LangChain or the Vercel AI SDK.
  • You want the larger free credit: $200 against $1.

Buddy Sandboxes fits when

  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.086 against $0.166 an hour for 2 vCPU and 4 GiB.
  • You need SOC 2 Type II and GDPR.

More comparisons

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