Self-hosted Sendblue Sandboxes alternatives
21 self-hosted sandbox providers you can use instead of Sendblue Sandboxes. Containarium Cloud has the lowest hourly price, $0.040 for 2 vCPU and 4 GiB. Orgo and Unikraft Cloud offer GPUs.
Updated
Sendblue Sandboxes, for reference
Sendblue SandboxesIsolated cloud Linux machines that AI agents control over an HTTP API.
IsolationContainer
2 vCPU · 4 GiB$0.330 / hr
Free tier$100 free compute
Max sessionNot listed
21 self-hosted alternatives to Sendblue Sandboxes
Sorted by hourly price for 2 vCPU · 4 GiB, low to high
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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
Vers
Linux computers you can branch, checkpoint, and restore.Full VMLower vCPU priceCommits and checkpoints$0.080per hour
Collimate
Live-fork microVM sandboxes for RL post-training and coding agents.FirecrackerLower vCPU priceDemo key, free with no card$0.128per hour
Everstack
Open-source platform that runs isolated sandboxes for AI agents.DesktopLower vCPU priceSnapshots and templates$0.133per hour
MIOSA
Cloud sandboxes and persistent computers that AI agents use to build and run software.DesktopFirecrackerLower vCPU price$0.149per hour
$0.150per hour
BoxLite Cloud
Hosted microVM boxes for AI agents, with an SDK.MicroVMLower vCPU priceDisabled on Cloud$0.158per hour
microsandbox cloud
Hosted microVM sandboxes for AI agents and untrusted code.MicroVMLower vCPU priceDisk only, from stopped persistent sandboxes$0.165per hour
Smol Machines
Hosted Linux microVMs with their own kernel, for agents and untrusted code.Bills active CPU onlyMicroVMLower vCPU price$0.165per hour
$0.166per hour
E2B
Open-source sandbox platform that gives AI agents isolated machines.DesktopFirecrackerLower vCPU price$0.166per hour
$0.166per hour
$0.166per hour
PandaStack Sandbox
Firecracker microVM sandboxes for AI agents.Bills active CPU onlyNo session limitFirecracker$0.173per hour
LangSmith Sandboxes
Isolated sandboxes for running agent-generated code.FirecrackerLower vCPU priceFrom Docker images or running sandboxes$0.189per hour
$0.200per hour
OmniRun
Sandboxes on Firecracker microVMs, self-hosted or managed.DesktopFirecrackerUser snapshots planned for v0.2Not listedper hour
Orgo
Cloud Linux and Windows desktops that AI agents control by API or MCP.GPUNo session limitDesktopNot listedper hour
Not listedper hour
Not listedper hour
Side by side
Sendblue Sandboxes first, then the 21 alternatives
Provider
Isolation
vCPU / hr
GiB / hr
Free tier
Max session
GPU
- Isolation
- Container
- vCPU / hr
- $0.165
- Free tier
- $100 free compute
- Isolation
- Container
- vCPU / hr
- $0.020
- Free tier
- Free tier
- Isolation
- gVisor
- vCPU / hr
- Included
- Free tier
- Not listed
- Isolation
- Full VM
- vCPU / hr
- $0.040
- Free tier
- Starting credit
- Isolation
- Firecracker
- vCPU / hr
- $0.040
- Free tier
- Free demo
- Isolation
- Not listed
- vCPU / hr
- $0.067
- Free tier
- $5 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.045
- Free tier
- $10 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.047
- Free tier
- $30 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- Free plan
- Isolation
- MicroVM
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $100 credit
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- Free during public preview
- Isolation
- Firecracker
- vCPU / hr
- $0.050
- Free tier
- $5 to start, plus $95 when you add billing
- Isolation
- Firecracker
- vCPU / hr
- $0.054
- Free tier
- $5.40 / month
- Isolation
- Firecracker
- vCPU / hr
- $0.058
- Free tier
- 8 LSU a month
- Isolation
- Full VM
- vCPU / hr
- $0.100
- Free tier
- $10 credit
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- Not listed
- Isolation
- Full VM
- vCPU / hr
- Not listed
- Free tier
- Not listed
- Isolation
- Container
- vCPU / hr
- Not listed
- Free tier
- None
- Isolation
- Firecracker
- vCPU / hr
- Not listed
- Free tier
- Hobby plan, free forever
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