boxes.dev vs Shardflux

boxes.dev costs $0.1875 per vCPU-hour and Shardflux costs $0.04 per vCPU-hour. Shardflux runs Firecracker microVMs and offers GPUs.

Updated

boxes.dev

Isolation
Not listed
Free tier
Trial, $0, 20 hours of compute included
Max session
Not listed

Shardflux

Isolation
Firecracker microVM
Free tier
30-day Pro trial, no card needed
Max session
Not listed

What is different

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

boxes.dev
Shardflux
vCPU, per hour
boxes.dev: $0.1875
Shardflux: $0.04
RAM, per GiB-hour
boxes.dev: Included
Shardflux: $0.015
Free tier
boxes.dev: Trial, $0, 20 hours of compute included
Shardflux: 30-day Pro trial, no card needed
Paid plan from
boxes.dev: $19 / month
Shardflux: $9 / month
Billing
boxes.dev: Bundled machine time
Shardflux: Active CPU time only
Largest sandbox
boxes.dev: 8 vCPU · 32 GiB
Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes
boxes.dev: Up to 10
Shardflux: Up to 200
Integrations
boxes.dev: Claude Code
Shardflux: Claude Code, MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
boxes.dev: $0.1875
Shardflux: $0.04
RAM, per GiB-hour
boxes.dev: Included
Shardflux: $0.015
Storage
boxes.dev: Not listed
Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier
boxes.dev: Trial, $0, 20 hours of compute included
Shardflux: 30-day Pro trial, no card needed
Paid plan from
boxes.dev: $19 / month
Shardflux: $9 / month
Billing
boxes.dev: Bundled machine time
Shardflux: Active CPU time only

Limits

Max session
boxes.dev: Not listed
Shardflux: Not listed
Idle stop
boxes.dev: After 5 minutes
Shardflux: Not listed
Largest sandbox
boxes.dev: 8 vCPU · 32 GiB
Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes
boxes.dev: Up to 10
Shardflux: Up to 200

Platform

Isolation
boxes.dev: Not listed
Shardflux: Firecracker microVM
GPU
boxes.dev: Not listed
Shardflux:
Snapshots
boxes.dev:
Shardflux:
Pause and resume
boxes.dev:
Shardflux:

Developer

SDKs
boxes.dev: Not listed
Shardflux: TypeScript, Python
Integrations
boxes.dev: Claude Code
Shardflux: Claude Code, MCP

Trust

License
boxes.dev: Not listed
Shardflux: Not listed
BYOC
boxes.dev: Teams plan
Shardflux: Not listed

Hourly cost

One sandbox running for one hour

boxes.dev
Shardflux
1 vCPU · 2 GiB
boxes.dev: $0.188
Shardflux: $0.070
2 vCPU · 4 GiB
boxes.dev: $0.375
Shardflux: $0.140
4 vCPU · 8 GiB
boxes.dev: $0.750
Shardflux: $0.280

Compute only, at list rates.

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Which one fits

Based on the fields above

boxes.dev fits when

  • You need the sandboxes in your own cloud account.

Shardflux fits when

  • You need GPUs.
  • You use MCP.
  • You want the lower list price: $0.140 against $0.375 an hour for 2 vCPU and 4 GiB.
  • You need a desktop in the sandbox.

More comparisons

See all comparisons

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