Anthropic Code Execution vs Isorun

Anthropic Code Execution costs $0.05 per vCPU-hour and Isorun costs $0.025 per vCPU-hour. Anthropic Code Execution runs containers. Isorun runs microVMs.

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

Isorun

Isolated Linux microVMs from any Docker image.

Isolation: MicroVM
Free tier: $50 credit
Max session: Not listed

Visit site Isorun profile

What is different

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

Field

Anthropic Code Execution

Isorun

vCPU, per hour: Anthropic Code Execution: $0.05; Isorun: $0.025
RAM, per GiB-hour: Anthropic Code Execution: Included; Isorun: $0.015
Free tier: Anthropic Code Execution: 1,550 free hours per month; Isorun: $50 credit
Billing: Anthropic Code Execution: Bundled machine time; Isorun: Per second
Isolation: Anthropic Code Execution: Container; Isorun: MicroVM
SDKs: Anthropic Code Execution: Python, TypeScript, Go, Java, Ruby; Isorun: TypeScript

Full comparison

18 fields, at each provider's list price

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

Isorundocs.isorun.ai/getting-started/pricingdocs.isorun.ai

Pricing

vCPU, per hour: Anthropic Code Execution: $0.05; Isorun: $0.025
RAM, per GiB-hour: Anthropic Code Execution: Included; Isorun: $0.015
Storage: Anthropic Code Execution: Not listed; Isorun: Persistent disk $0.02 per GB-month for data stored
Free tier: Anthropic Code Execution: 1,550 free hours per month; Isorun: $50 credit
Paid plan from: Anthropic Code Execution: Not listed; Isorun: Pay as you go
Billing: Anthropic Code Execution: Bundled machine time; Isorun: Per second

Limits

Max session: Anthropic Code Execution: Not listed; Isorun: Not listed
Idle stop: Anthropic Code Execution: Not listed; Isorun: After 5 minutes
Largest sandbox: Anthropic Code Execution: 1 vCPU · 5 GiB; Isorun: Not listed
Concurrent sandboxes: Anthropic Code Execution: Not listed; Isorun: Not listed

Platform

Isolation: Anthropic Code Execution: Container; Isorun: MicroVM
GPU: Anthropic Code Execution: Not listed; Isorun: Not listed
Snapshots: Anthropic Code Execution: Not listed; Isorun:
Pause and resume: Anthropic Code Execution:; Isorun:

Developer

SDKs: Anthropic Code Execution: Python, TypeScript, Go, Java, Ruby; Isorun: TypeScript
Integrations: Anthropic Code Execution: Not listed; Isorun: LangChain, OpenAI Agents SDK, MCP

Trust

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

Hourly cost

One sandbox running for one hour

Size

Anthropic Code Execution

Isorun

1 vCPU · 2 GiB: Anthropic Code Execution: $0.050; Isorun: $0.055
2 vCPU · 4 GiB: Anthropic Code Execution: $0.100; Isorun: $0.110
4 vCPU · 8 GiB: Anthropic Code Execution: $0.200; Isorun: $0.220

Compute only, at list rates.

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Which one fits

Based on the fields above

Anthropic Code Execution fits when

You want the lower list price: $0.100 against $0.110 an hour for 2 vCPU and 4 GiB.

Isorun fits when

You want each sandbox in its own microVM.
You use LangChain, the OpenAI Agents SDK or MCP.
You need snapshots.
You need a desktop in the sandbox.

More comparisons

See all comparisons

Anthropic Code Execution

Isorun

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Anthropic Code Execution fits when

Isorun fits when

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