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AI agent sandbox providers compared

Hosted sandboxes for running AI agents and the code they write. Each row comes from that provider's own documentation, checked on the date shown; follow a name for the full comparison and its sources. "Not documented" means their public docs don't say.

Rankings

AI agent sandbox providers compared: Sandboxer and 77 providers
ProviderIsolationPause and resume with memoryLongest sessionBilling4 vCPU / 8 GB per hourChecked
SandboxermicroVMYesNo limit on paid plansPer second, flat rate per size$0.036today
Agent37gVisor (standard); full VM with own kernel (VM type)Partlyno stated limitper minute, vCPU + RAM + disk$0.0122026-10-24
AgentComputerFirecracker microVMNot documentedNot documentedusage-based: CPU, RAM, hot and cold storage$0.632026-10-24
Alibaba Cloud Agent Sandbox (AgentRun)VM per sandboxPartly24 h per continuous active period (Flash Edition)per second, per vCPU and GiB$0.142026-10-24
Alibaba Cloud AgentBayisolated session (technology not stated)Partlydefault 30 min max runtime; configurable, or manual release with no auto-releaseper second, CPU + memory$0.202026-10-24
AmikaVM per agent (technology not stated)Not documentedNot documentedhosted compute per second: vCPU $0.1008/h, memory $0.0324/GiB-h, storage $0.00216/GiB-h$0.662026-10-24
Amp OrbsNot documentedYesno run limit stated; pauses when idleper minute by orb size$0.332026-10-24
ArchilFirecracker microVM with KVM and its own Linux kernelYes24 h hard timeout by default (60 s to 24 h); expiry pauses the sandboxper vCPU-hour and GiB-hour, plus storage and tool calls$0.382026-10-24
AWS Bedrock AgentCore (Code Interpreter / Runtime)microVM per session (Runtime); containerized environment (Code Interpreter)NoRuntime: 8 h per microVM lifecycle (14 d on Instances); Code Interpreter: 15 min default, extendable to 8 hper second on active CPU + memory, 1-second minimum$0.432026-10-24
AWS Lambda MicroVMsFirecracker microVMYes8 hours per MicroVM, not adjustablePer second, vCPU + memory, plus snapshot charges$0.502026-10-24
Azure Container Apps dynamic sessionsHyper-V isolationNot documentedcooldown-basedcode interpreter: per allocated session, hourly increments; custom container: Dedicated plan compute—2026-10-24
Baponimulti-layer sandbox: seccomp, cgroups, zero capabilitiesNoper-execution timeout: 60 s Free, 1 h Procredits: 1 credit = 60 s of 1 CPU + 1 GiB RAM—2026-10-24
Beam SandboxesNot documentedPartlydefault 600 s; no stated maximumper second, CPU + RAM$0.452026-10-24
BlaxelmicroVM (hypervisor not named)Yesno fixed limit statedper second, active RAM-based$0.332026-10-24
boxdhardware-isolated Linux machineYesno maximum statedper second, vCPU + RAM + disk$0.252026-10-24
Buddy SandboxesIsolated Linux machine (technology not stated)Nono limit by defaultusage-based; sandbox-specific rates not published on the pricing page—2026-10-24
Celesto CloudmicroVM (SmolVM)YesNot documentedhourly rate by size, running time only—2026-10-24
Claude Managed Agents (Anthropic)Linux container on Anthropic-managed infrastructureNot documentedNot documentedtokens plus $0.08 per session-hour (running status only)$0.0802026-10-24
Cloudflare SandboxmicroVM per container instance (docs: each instance has its own kernel)Nono fixed limit statedper 10 ms active; CPU on active use, memory and disk provisioned$0.362026-10-24
CoastyCoasty-hosted VM (technology not stated)PartlyTTL 5 min to 7 days, or noneper minute: Linux $0.05/h running, $0.01/h stopped—2026-10-24
Collimatehardware-isolated microVMYes1 h Demo, 24 h Pro, unlimited Enterpriseper second, vCPU + RAM + suspended storage$0.262026-10-24
CreateOS SandboxFirecracker microVMYesno limitper second, vCPU + RAM + storage$0.242026-10-24
DeclawFirecracker microVMYesconfigurable timeoutmetered every 30 s, vCPU + RAM + disk$0.332026-10-24
Dedalus Labs (Dedalus Machines)Full Linux VM with its own guest kernel; VM-level isolationNonot statedper second, vCPU + memory while running; storage billed separately$0.302026-10-24
Deno SandboxLinux microVMNot documented30 minutes per session; extendableusage-based: CPU time, memory time, volume storage—2026-10-24
Docker SandboxesmicroVM (hypervisor)Not documentedcloud: 1 hour by defaultsbx CLI and local compute free; cloud compute is pay-as-you-go subscription—2026-10-24
Ellipsisisolated cloud machine (technology not stated)Not documentedcompute timeout 60 s to 1 h (default 1 h)per CPU core-hour + GiB-hour while a sandbox runs$0.762026-10-24
Fly.io SpritesmicroVM (hardware-isolated)Partlyno maximum statedusage-based: CPU time, memory time, storage$0.332026-10-24
Freestylefull Linux VM (hypervisor not named)Yesno maximum statedvCPU + memory + storage usage (rates quoted per hour), plus monthly plan$0.262026-10-24
GKE Agent SandboxgVisorNot documentedNot documentedstandard GKE pricing; no extra charge for Agent Sandbox—2026-10-24
Google Agent Platform SandboxesSecure container sandboxing, isolated from other sandboxes and the hostPartlyTTL 7 days (custom container) to 14 days (code execution)Not documented—2026-10-24
Google Agent Runtime (Vertex AI Agent Engine)Managed isolated sandbox (technology not stated)PartlyNot documentedper vCPU-hour and GiB-hour of use, rounded to the nearest second$0.412026-10-27
HopXmicroVMYesno default limit; optional timeoutper second: vCPU + memory + storage$0.332026-10-24
Huawei Cloud AgentArts (AgentSphere sandbox)MicroVM (kernel-level isolation)YesNot documentedAgentArts bills compute units (CU) via package plans or pay-as-you-go; no per-sandbox unit price found—2026-10-24
InstaVMmicroVM with its own kernelYesno maximum statedper second, vCPU and memory; no idle charges$0.332026-10-24
Islodedicated microVMNot documentedconfigurableper vCPU-hour, GB-hour and GB of disk, only while running$0.602026-10-24
IsorunKVM hardware isolation, own guest kernel per sandboxYesNot documentedper second, vCPU + RAM$0.222026-10-24
Kedgehardware-isolated VM with its own Linux kernelNot documented5 min idle expiry; up to 1 h TTLper second, vCPU-month and GB-month rates (estimates)—2026-10-24
Koyeb SandboxesNot documentedNot documentedNot documentedper second (platform serverless)—2026-10-24
LangSmith SandboxesIsolated sandbox environment (mechanism not stated)Partlynot stated; idle stop after 10 minutes by default (configurable)per second, vCPU + memory + storage$0.382026-10-24
Leap0Firecracker microVM (with Jailer)Yes1 minute to 8 hoursfree during public preview—2026-10-24
LizardFirecracker microVM, own kernelYesno limit if timeoutMs is 0per second while running, including idle$0.0322026-10-24
microsandboxmicroVM (libkrun)YesNot documentedfree locally; cloud pricing not published—2026-10-24
Microsoft Foundry Agent ServiceHyper-V-isolated session (Code Interpreter); per-session VM-isolated sandbox (hosted agents)PartlyCode Interpreter: 1 h active, 30 min idle; hosted agents: idle timeout 2-240 minCode Interpreter: additional per-session charges; hosted agents: CPU and memory consumed during active sessions—2026-10-27
MIOSAFirecracker microVMPartlyidle timeout 1 s to 24 h; always_on optionper second by size, credits$0.202026-10-24
Morph CloudNot documentedYesNot documentedpay-as-you-go after 300 free compute hours/month—2026-10-24
Northflank SandboxesmicroVM on Cloud Hypervisor (gVisor for GPU sandboxes)Not documentedno limitper second, CPU + memory$0.132026-10-24
Novita Agent SandboxNot documentedYes1 h on free tier, 24 h on paidper second, vCPU + RAM$0.232026-10-24
OmnaraDepends on machine providerPartlyNot documentedpay-as-you-go credits: models at provider token rates, machines by active time; no platform fee—2026-10-24
OmniRunFirecracker microVM under KVM, own kernelPartlyconfigurable timeout (example 300 s)managed service pricing agreed per customer; self-host free—2026-10-24
OpenAI Containers (Code Interpreter)Sandboxed virtual machine (per OpenAI docs)Noexpires after 20 minutes without useper container session (20 minutes) by memory size—2026-10-24
OpenComputerown Linux machine per session (isolation technology not named)PartlyNot documentedpay-as-you-go: machine time per second plus model calls at API prices; Pro $20 and Max $200 per month prepaid credit at 10x$0.762026-10-24
OpenPondisolated sandbox (mechanism not stated)Not documentedconfigurable via maxDurationSeconds; no platform maximum statedper second: vCPU, memory, disk$0.482026-10-24
OpenRewardcontainerNot documentedNot documentedper second, CPU + RAM (+ GPU)$0.332026-10-24
OrgoNot documentedPartlyno limit statedNot documented—2026-10-24
PandaStackFirecracker microVMYes1 h Free; up to 7 days Pro; up to 30 days Teamper second: active vCPU and working-set RAM$0.352026-10-24
PPIO Agent Sandboxisolated sandbox environment (technology not stated)Yesdefault 5 min; configurable timeout, no upper limit statedper second CPU and RAM; per day storage (RMB)—2026-10-24
Prime Intellect Sandboxeshardware-isolated microVMNodefault 60 min; max unlimitedper hour, vCPU + memory + disk$0.182026-10-24
Railway SandboxesLinux VM (hypervisor not named)Nono maximum stated; idle timeout 5 min (Free) or 30 min default, up to 120 min or never on Hobby/Proper second, memory in use + CPU actively used + egress$0.832026-10-24
Rivet agentOSLightweight in-process VM (V8 / WASM / Python executors)Not documentedNot documentedRivet Cloud bills Awake Actor Hours per second ($0.05 per 1k hours beyond plan) plus compute and storage—2026-10-24
RunloopVM (technology not named)PartlyNot documentedper second, CPU + memory + storage$0.632026-10-24
RuntimeFirecracker microVMYesno limit statedper active vCPU-hour + reserved GiB-hour$0.162026-10-24
Sail Sailboxeskernel-isolated Linux VMYesno limitper second, billed per minute; active vCPU, RAM held, disk used$0.122026-10-24
Sandbox0gVisor guestPartlyconfigurable ttl and hard_ttlper second, by configured memory ($0.015/GiB-hour), storage $0.02/GiB-month$0.122026-10-24
shellboxmicroVM (Firecracker default, Cloud Hypervisor with --ch)YesNot documentedper minute while running, per slot$0.0402026-10-24
smol machinesmicroVM (libkrun; KVM, Hypervisor.framework or WHP)PartlyNot documentedbase fee per running machine-hour + consumed vCPU-hours and GB-hours$0.372026-10-24
SolariCloud Hypervisor microVMYes1 h Free, 5 h Starter, 24 h Professional, unlimited Enterpriseper vCPU-hour and GB-hour from a credit balance—2026-10-24
StateSet SandboxgVisor (Kubernetes pod)No24 h (45 min on Hobby)per second, CPU + RAM$0.0282026-10-24
SuperserveFirecracker microVMYesno limit on Free and Enterprise; Pro not statedper second, vCPU + memory$0.332026-10-24
Tangle Sandboxdev container or microVMNot documentedconfigurablemetered per second—2026-10-24
Tencent Cloud Agent Runtime (Agent Sandbox)VM-level isolationPartlydefault 5 min timeout; no maximum statedper second, CPU + memory (CNY)—2026-10-24
Tenki Sandboxfull VM with its own kernelYesno fixed value statedper second: CPU, memory, disk$0.332026-10-24
TensorlakeMicroVM (CPU); gVisor (GPU sandboxes)Partly2 h Free, 24 h Usage Credits, unlimited Proper active CPU, RAM and disk hour$0.402026-10-24
Together Code Sandboxisolated runtime (type not stated)Partlyno maximum statedper hour: vCPU and GiB RAM$0.302026-10-24
Unikraft CloudmicroVM per instance (hardware-level isolation)YesNot documentedusage-based on active time; idle not billed—2026-10-24
Upstash BoxDocker containerNono stated limitper active CPU hour or fixed monthly per box$0.802026-10-24
Volcano Engine AgentKitmicroVMPartly24 h per instanceper second, vCPU + memory$0.202026-10-24
ZipboxFirecracker microVMPartlyNot documentedper second while running$0.0272026-10-24

Prices are list prices for one 4 vCPU, 8 GB machine-hour where the provider sells one, before credits, plans and storage; each comparison page shows the arithmetic. Names are trademarks of their owners; Sandboxer is not affiliated with them.

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