Caged vs DigitalOcean Harness Runtime

Caged costs $0.06 per vCPU-hour and DigitalOcean Harness Runtime costs $0.044 per vCPU-hour. Caged runs Firecracker microVMs and limits a session to 4 hours. DigitalOcean Harness Runtime runs Firecracker microVMs.

Updated

Caged

Isolation
Firecracker microVM
Free tier
Free plan, 5 sandboxes a day
Max session
4 hours

DigitalOcean Harness Runtime

Isolation
Firecracker microVM
Free tier
Not listed
Max session
Not listed

What is different

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

Caged
DigitalOcean Harness Runtime
vCPU, per hour
Caged: $0.06
DigitalOcean Harness Runtime: $0.044
RAM, per GiB-hour
Caged: Included
DigitalOcean Harness Runtime: $0.0095
Storage
Caged: Free
DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month
Paid plan from
Caged: $29 / month
DigitalOcean Harness Runtime: Pay as you go
Billing
Caged: Bundled machine time
DigitalOcean Harness Runtime: Active CPU time only
Largest sandbox
Caged: 8 vCPU · 8 GiB
DigitalOcean Harness Runtime: 16 vCPU · 32 GiB
Concurrent sandboxes
Caged: Up to 5
DigitalOcean Harness Runtime: Up to 100
Integrations
Caged: MCP
DigitalOcean Harness Runtime: Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Caged: $0.06
DigitalOcean Harness Runtime: $0.044
RAM, per GiB-hour
Caged: Included
DigitalOcean Harness Runtime: $0.0095
Storage
Caged: Free
DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month
Free tier
Caged: Free plan, 5 sandboxes a day
DigitalOcean Harness Runtime: Not listed
Paid plan from
Caged: $29 / month
DigitalOcean Harness Runtime: Pay as you go
Billing
Caged: Bundled machine time
DigitalOcean Harness Runtime: Active CPU time only

Limits

Max session
Caged: 4 hours
DigitalOcean Harness Runtime: Not listed
Idle stop
Caged: Not listed
DigitalOcean Harness Runtime: After 15 minutes
Largest sandbox
Caged: 8 vCPU · 8 GiB
DigitalOcean Harness Runtime: 16 vCPU · 32 GiB
Concurrent sandboxes
Caged: Up to 5
DigitalOcean Harness Runtime: Up to 100

Platform

Isolation
Caged: Firecracker microVM
DigitalOcean Harness Runtime: Firecracker microVM
GPU
Caged: Not listed
DigitalOcean Harness Runtime: Not listed
Snapshots
Caged: Not listed
DigitalOcean Harness Runtime:
Pause and resume
Caged: Not listed
DigitalOcean Harness Runtime:

Developer

SDKs
Caged: Not listed
DigitalOcean Harness Runtime: Python
Integrations
Caged: MCP
DigitalOcean Harness Runtime: Claude Code

Trust

License
Caged: Not listed
DigitalOcean Harness Runtime: Not listed
BYOC
Caged: Not listed
DigitalOcean Harness Runtime: Not listed

Hourly cost

One sandbox running for one hour

Caged
DigitalOcean Harness Runtime
1 vCPU · 2 GiB
Caged: $0.060
DigitalOcean Harness Runtime: $0.063
2 vCPU · 4 GiB
Caged: $0.120
DigitalOcean Harness Runtime: $0.126
4 vCPU · 8 GiB
Caged: $0.240
DigitalOcean Harness Runtime: $0.252

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Caged fits when

  • You use MCP.
  • You want the lower list price: $0.120 against $0.126 an hour for 2 vCPU and 4 GiB.

DigitalOcean Harness Runtime fits when

  • You want to pay only for usage, with no plan fee.
  • You use Claude Code.
  • You need snapshots.
  • You need pause and resume.

More comparisons

See all comparisons

Related