Open-source DigitalOcean Harness Runtime alternatives
7 open-source sandbox providers you can use instead of DigitalOcean Harness Runtime. Celesto Cloud has the lowest hourly price, $0.030 for 2 vCPU and 4 GiB.
Updated
DigitalOcean Harness Runtime, for reference
DigitalOcean Harness RuntimeManaged microVM sandboxes for AI agents and their code.
IsolationFirecracker
2 vCPU · 4 GiB$0.126 / hr
Free tierNot listed
Max sessionNot listed
7 open-source alternatives to DigitalOcean Harness Runtime
Sorted by hourly price for 2 vCPU · 4 GiB, low to high
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$0.030per hour
Containarium Cloud
Hosted Linux boxes for AI agents, reached over SSH.ContainerLower vCPU priceFree tier$0.040per hour
Sandbox0
Long-running agent sandboxes with durable storage.Bills on memory onlyNo session limitgVisor$0.060per hour
$0.158per hour
microsandbox cloud
Hosted microVM sandboxes for AI agents and untrusted code.MicroVMDisk only, from stopped persistent sandboxesFree plan, 5 computer-hours a month$0.165per hour
$0.166per hour
PandaStack Sandbox
Firecracker microVM sandboxes for AI agents.No session limitFirecracker$5.40 usage credit every month$0.173per hour
Side by side
DigitalOcean Harness Runtime first, then the 7 alternatives
Provider
Isolation
vCPU / hr
GiB / hr
Free tier
Max session
GPU
- Isolation
- Firecracker
- vCPU / hr
- $0.044
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.015
- Free tier
- $5 credit
- Isolation
- Container
- vCPU / hr
- $0.020
- Free tier
- Free tier
- Isolation
- gVisor
- vCPU / hr
- Included
- Free tier
- Not listed
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- Free plan
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.054
- Free tier
- $5.40 / month
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Alternatives
All DigitalOcean Harness Runtime alternatives
Self-hosted DigitalOcean Harness Runtime alternatives
Lower-priced DigitalOcean Harness Runtime alternatives
Agent Sandbox alternatives
More on DigitalOcean Harness Runtime
DigitalOcean Harness Runtime profile
DigitalOcean Harness Runtime pricing
Firecracker sandboxes
Sandboxes with snapshots