Anthropic Code Execution vs Sailboxes

Anthropic Code Execution costs $0.05 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Anthropic Code Execution runs containers. Sailboxes runs full VMs and has no session limit.

Updated Oct 15, 2026

Anthropic Code Execution

Sandboxed Python and bash containers that Claude runs through the Anthropic API.

Isolation: Container
Free tier: 1,550 free hours per month
Max session: Not listed

Visit site Anthropic Code Execution profile

Sailboxes

Persistent Linux VMs for long-horizon AI agents.

Isolation: Full VM
Free tier: $5 credit every month
Max session: No limit

Visit site Sailboxes profile

What is different

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

Field

Anthropic Code Execution

Sailboxes

vCPU, per hour: Anthropic Code Execution: $0.05; Sailboxes: $0.015
RAM, per GiB-hour: Anthropic Code Execution: Included; Sailboxes: $0.008
Free tier: Anthropic Code Execution: 1,550 free hours per month; Sailboxes: $5 credit every month
Billing: Anthropic Code Execution: Bundled machine time; Sailboxes: Per second
Largest sandbox: Anthropic Code Execution: 1 vCPU · 5 GiB; Sailboxes: 8 vCPU · 256 GiB
Isolation: Anthropic Code Execution: Container; Sailboxes: Full VM
SDKs: Anthropic Code Execution: Python, TypeScript, Go, Java, Ruby; Sailboxes: Python, TypeScript, Rust

Full comparison

18 fields, at each provider's list price

Anthropic Code Executionplatform.claude.com/docs/en/about-claude/pricingplatform.claude.com

Sailboxesdocs.sailresearch.com/pricingdocs.sailresearch.com

Pricing

vCPU, per hour: Anthropic Code Execution: $0.05; Sailboxes: $0.015
RAM, per GiB-hour: Anthropic Code Execution: Included; Sailboxes: $0.008
Storage: Anthropic Code Execution: Not listed; Sailboxes: $0.0007 per GiB-hour
Free tier: Anthropic Code Execution: 1,550 free hours per month; Sailboxes: $5 credit every month
Paid plan from: Anthropic Code Execution: Not listed; Sailboxes: Pay as you go
Billing: Anthropic Code Execution: Bundled machine time; Sailboxes: Per second

Limits

Max session: Anthropic Code Execution: Not listed; Sailboxes: No limit
Idle stop: Anthropic Code Execution: Not listed; Sailboxes: Not listed
Largest sandbox: Anthropic Code Execution: 1 vCPU · 5 GiB; Sailboxes: 8 vCPU · 256 GiB
Concurrent sandboxes: Anthropic Code Execution: Not listed; Sailboxes: Up to 5,000

Platform

Isolation: Anthropic Code Execution: Container; Sailboxes: Full VM
GPU: Anthropic Code Execution: Not listed; Sailboxes: Not listed
Snapshots: Anthropic Code Execution: Not listed; Sailboxes:
Pause and resume: Anthropic Code Execution:; Sailboxes:

Developer

SDKs: Anthropic Code Execution: Python, TypeScript, Go, Java, Ruby; Sailboxes: Python, TypeScript, Rust
Integrations: Anthropic Code Execution: Not listed; Sailboxes: Claude Code

Trust

License: Anthropic Code Execution: Not listed; Sailboxes: Not listed
BYOC: Anthropic Code Execution: Not listed; Sailboxes: Not listed

Hourly cost

One sandbox running for one hour

Size

Anthropic Code Execution

Sailboxes

1 vCPU · 2 GiB: Anthropic Code Execution: $0.050; Sailboxes: $0.031
2 vCPU · 4 GiB: Anthropic Code Execution: $0.100; Sailboxes: $0.062
4 vCPU · 8 GiB: Anthropic Code Execution: $0.200; Sailboxes: $0.124

Compute only, at list rates.

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Which one fits

Based on the fields above

Sailboxes fits when

You want each sandbox to be a full VM.
You use Claude Code.
You want the lower list price: $0.062 against $0.100 an hour for 2 vCPU and 4 GiB.
You need snapshots.

More comparisons

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Anthropic Code Execution

Sailboxes

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Sailboxes fits when

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