PandaStack Sandbox vs Runloop

PandaStack Sandbox costs $0.054 per vCPU-hour and Runloop costs $0.108 per vCPU-hour. PandaStack Sandbox runs Firecracker microVMs and has no session limit. Runloop runs microVMs.

Updated

PandaStack Sandbox

Isolation
Firecracker microVM
Free tier
$5.40 usage credit every month
Max session
No limit

Runloop

Isolation
MicroVM
Free tier
$50 credit
Max session
Not listed

What is different

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

PandaStack Sandbox
Runloop
vCPU, per hour
PandaStack Sandbox: $0.054
Runloop: $0.108
RAM, per GiB-hour
PandaStack Sandbox: $0.0162
Runloop: $0.0252
Storage
PandaStack Sandbox: $0.15 per GiB-month beyond the plan volume quota
Runloop: $0.00034236 per GiB-hour
Free tier
PandaStack Sandbox: $5.40 usage credit every month
Runloop: $50 credit
Paid plan from
PandaStack Sandbox: $20 / month
Runloop: Pay as you go
Billing
PandaStack Sandbox: Active CPU time only
Runloop: Per second
Largest sandbox
PandaStack Sandbox: 8 vCPU · 64 GiB
Runloop: 16 vCPU · 64 GiB
Isolation
PandaStack Sandbox: Firecracker microVM
Runloop: MicroVM
Integrations
PandaStack Sandbox: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Runloop: OpenAI Agents SDK, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
PandaStack Sandbox: $0.054
Runloop: $0.108
RAM, per GiB-hour
PandaStack Sandbox: $0.0162
Runloop: $0.0252
Storage
PandaStack Sandbox: $0.15 per GiB-month beyond the plan volume quota
Runloop: $0.00034236 per GiB-hour
Free tier
PandaStack Sandbox: $5.40 usage credit every month
Runloop: $50 credit
Paid plan from
PandaStack Sandbox: $20 / month
Runloop: Pay as you go
Billing
PandaStack Sandbox: Active CPU time only
Runloop: Per second

Limits

Max session
PandaStack Sandbox: No limit
Runloop: Not listed
Idle stop
PandaStack Sandbox: After 60 minutes
Runloop: Not listed
Largest sandbox
PandaStack Sandbox: 8 vCPU · 64 GiB
Runloop: 16 vCPU · 64 GiB
Concurrent sandboxes
PandaStack Sandbox: Up to 500
Runloop: Not listed

Platform

Isolation
PandaStack Sandbox: Firecracker microVM
Runloop: MicroVM
GPU
PandaStack Sandbox: Not listed
Runloop: Not listed
Snapshots
PandaStack Sandbox:
Runloop:
Pause and resume
PandaStack Sandbox:
Runloop:

Developer

SDKs
PandaStack Sandbox: Python, TypeScript
Runloop: Python, TypeScript
Integrations
PandaStack Sandbox: LangChain, OpenAI Agents SDK, Vercel AI SDK, MCP
Runloop: OpenAI Agents SDK, MCP

Trust

License
PandaStack Sandbox: Apache-2.0
Runloop: Not listed
BYOC
PandaStack Sandbox: Enterprise plan, BYO-VPC
Runloop: Deploy to VPC, Enterprise plan

Hourly cost

One sandbox running for one hour

PandaStack Sandbox
Runloop
1 vCPU · 2 GiB
PandaStack Sandbox: $0.086
Runloop: $0.158
2 vCPU · 4 GiB
PandaStack Sandbox: $0.173
Runloop: $0.317
4 vCPU · 8 GiB
PandaStack Sandbox: $0.346
Runloop: $0.634

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

PandaStack Sandbox fits when

  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You use LangChain or the Vercel AI SDK.
  • You want the lower list price: $0.173 against $0.317 an hour for 2 vCPU and 4 GiB.
  • Your code waits a lot: CPU is billed only while it is in use.

Runloop fits when

  • You want to pay only for usage, with no plan fee.
  • You want the larger free credit: $50 against $5.40.
  • You need a desktop in the sandbox.
  • You need a sandbox larger than 8 vCPU · 64 GiB.

More comparisons

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