DigitalOcean Harness Runtime vs Islo Sandboxes

DigitalOcean Harness Runtime costs $0.044 per vCPU-hour and Islo Sandboxes costs $0.07 per vCPU-hour. DigitalOcean Harness Runtime runs Firecracker microVMs. Islo Sandboxes runs microVMs.

Updated Oct 14, 2026

DigitalOcean Harness Runtime

Managed microVM sandboxes for AI agents and their code.

Isolation: Firecracker microVM
Free tier: Not listed
Max session: Not listed

Visit site DigitalOcean Harness Runtime profile

Islo Sandboxes

Persistent microVM computers for coding agents.

Isolation: MicroVM
Free tier: Starting credit, no card required
Max session: Not listed

Visit site Islo Sandboxes profile

What is different

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

Field

DigitalOcean Harness Runtime

Islo Sandboxes

vCPU, per hour: DigitalOcean Harness Runtime: $0.044; Islo Sandboxes: $0.07
RAM, per GiB-hour: DigitalOcean Harness Runtime: $0.0095; Islo Sandboxes: $0.04
Storage: DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month; Islo Sandboxes: $0.0007 per GiB-hour
Billing: DigitalOcean Harness Runtime: Active CPU time only; Islo Sandboxes: Per second
Isolation: DigitalOcean Harness Runtime: Firecracker microVM; Islo Sandboxes: MicroVM
SDKs: DigitalOcean Harness Runtime: Python; Islo Sandboxes: Python, TypeScript, Go

Full comparison

18 fields, at each provider's list price

DigitalOcean Harness Runtimedigitalocean.com/pricing/harness-runtimedigitalocean.com

Islo Sandboxesislo.dev/pricing

Pricing

vCPU, per hour: DigitalOcean Harness Runtime: $0.044; Islo Sandboxes: $0.07
RAM, per GiB-hour: DigitalOcean Harness Runtime: $0.0095; Islo Sandboxes: $0.04
Storage: DigitalOcean Harness Runtime: Session volumes $0.05 per GiB-month; Islo Sandboxes: $0.0007 per GiB-hour
Free tier: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Starting credit, no card required
Paid plan from: DigitalOcean Harness Runtime: Pay as you go; Islo Sandboxes: Pay as you go
Billing: DigitalOcean Harness Runtime: Active CPU time only; Islo Sandboxes: Per second

Limits

Max session: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Not listed
Idle stop: DigitalOcean Harness Runtime: After 15 minutes; Islo Sandboxes: Not listed
Largest sandbox: DigitalOcean Harness Runtime: 16 vCPU · 32 GiB; Islo Sandboxes: Not listed
Concurrent sandboxes: DigitalOcean Harness Runtime: Up to 100; Islo Sandboxes: Not listed

Platform

Isolation: DigitalOcean Harness Runtime: Firecracker microVM; Islo Sandboxes: MicroVM
GPU: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Not listed
Snapshots: DigitalOcean Harness Runtime:; Islo Sandboxes:
Pause and resume: DigitalOcean Harness Runtime:; Islo Sandboxes:

Developer

SDKs: DigitalOcean Harness Runtime: Python; Islo Sandboxes: Python, TypeScript, Go
Integrations: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Not listed

Trust

License: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Not listed
BYOC: DigitalOcean Harness Runtime: Not listed; Islo Sandboxes: Agent computers run in your VPC.

Hourly cost

One sandbox running for one hour

Size

DigitalOcean Harness Runtime

Islo Sandboxes

1 vCPU · 2 GiB: DigitalOcean Harness Runtime: $0.063; Islo Sandboxes: $0.150
2 vCPU · 4 GiB: DigitalOcean Harness Runtime: $0.126; Islo Sandboxes: $0.300
4 vCPU · 8 GiB: DigitalOcean Harness Runtime: $0.252; Islo Sandboxes: $0.600

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

DigitalOcean Harness Runtime fits when

You want the lower list price: $0.126 against $0.300 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.

Islo Sandboxes fits when

You need the sandboxes in your own cloud account.

More comparisons

See all comparisons

DigitalOcean Harness Runtime

Islo Sandboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

DigitalOcean Harness Runtime fits when

Islo Sandboxes fits when

More comparisons

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