Sandock vs Zipbox

Zipbox costs $0.00685 per vCPU-hour. Sandock runs containers and limits a session to 8 hours. Zipbox runs Firecracker microVMs and has no session limit.

Updated Oct 23, 2026

Sandock

Docker sandboxes with persistent volumes for AI agents.

Isolation: Container
Free tier: None
Max session: 8 hours

Visit site Sandock profile

Zipbox

Long-lived Firecracker microVMs for AI agents, each with its own desktop.

Isolation: Firecracker microVM
Free tier: $25 credit after a one-time $5 top-up
Max session: No limit

Visit site Zipbox profile

What is different

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

Field

Sandock

Zipbox

Free tier: Sandock: None; Zipbox: $25 credit after a one-time $5 top-up
Paid plan from: Sandock: $5 / month; Zipbox: Pay as you go
Max session: Sandock: 8 hours; Zipbox: No limit
Largest sandbox: Sandock: 8 vCPU · 8 GiB; Zipbox: 6 vCPU · 16 GiB
Isolation: Sandock: Container; Zipbox: Firecracker microVM
Pause and resume: Sandock:; Zipbox: No
SDKs: Sandock: TypeScript; Zipbox: TypeScript, Python, Go, Rust
Integrations: Sandock: MCP; Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain

Full comparison

18 fields, at each provider's list price

Sandocksandock.ai/pricing

Zipboxzipbox.ai/pricing

Pricing

vCPU, per hour: Sandock: Not listed; Zipbox: $0.00685
RAM, per GiB-hour: Sandock: Not listed; Zipbox: Included
Storage: Sandock: Not listed; Zipbox: Free
Free tier: Sandock: None; Zipbox: $25 credit after a one-time $5 top-up
Paid plan from: Sandock: $5 / month; Zipbox: Pay as you go
Billing: Sandock: Not listed; Zipbox: Bundled machine time

Limits

Max session: Sandock: 8 hours; Zipbox: No limit
Idle stop: Sandock: After 30 minutes; Zipbox: Not listed
Largest sandbox: Sandock: 8 vCPU · 8 GiB; Zipbox: 6 vCPU · 16 GiB
Concurrent sandboxes: Sandock: Up to 150; Zipbox: Not listed

Platform

Isolation: Sandock: Container; Zipbox: Firecracker microVM
GPU: Sandock: Not listed; Zipbox: Not listed
Snapshots: Sandock: Not listed; Zipbox: No
Pause and resume: Sandock:; Zipbox: No

Developer

SDKs: Sandock: TypeScript; Zipbox: TypeScript, Python, Go, Rust
Integrations: Sandock: MCP; Zipbox: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK, LangChain

Trust

License: Sandock: MIT; Zipbox: Not listed
BYOC: Sandock: Private / VPC deployment on Enterprise; Zipbox: Not listed

Hourly cost

One sandbox running for one hour

Size

Sandock

Zipbox

1 vCPU · 2 GiB: Sandock: Not listed; Zipbox: $0.007
2 vCPU · 4 GiB: Sandock: Not listed; Zipbox: $0.014
4 vCPU · 8 GiB: Sandock: Not listed; Zipbox: $0.027

Compute only, at list rates.

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Which one fits

Based on the fields above

Sandock fits when

You want an open-source platform (MIT) that you can self-host.
You need pause and resume.
You need the sandboxes in your own cloud account.

Zipbox fits when

A session must run longer than 8 hours.
You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You use Claude Code, the Claude Agent SDK, the OpenAI Agents SDK, the Vercel AI SDK or LangChain.

More comparisons

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Sandock

Zipbox

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Sandock fits when

Zipbox fits when

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