Anthropic Code Execution vs Shardflux

Anthropic Code Execution costs $0.05 per vCPU-hour and Shardflux costs $0.04 per vCPU-hour. Anthropic Code Execution runs containers. Shardflux runs Firecracker microVMs and offers GPUs.

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

Shardflux

Serverless VMs for cloud agents that park when idle and keep their state.

Isolation: Firecracker microVM
Free tier: 30-day Pro trial, no card needed
Max session: Not listed

Visit site Shardflux profile

What is different

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

Field

Anthropic Code Execution

Shardflux

vCPU, per hour: Anthropic Code Execution: $0.05; Shardflux: $0.04
RAM, per GiB-hour: Anthropic Code Execution: Included; Shardflux: $0.015
Free tier: Anthropic Code Execution: 1,550 free hours per month; Shardflux: 30-day Pro trial, no card needed
Billing: Anthropic Code Execution: Bundled machine time; Shardflux: Active CPU time only
Largest sandbox: Anthropic Code Execution: 1 vCPU · 5 GiB; Shardflux: 32 vCPU · 64 GiB
Isolation: Anthropic Code Execution: Container; Shardflux: Firecracker microVM
SDKs: Anthropic Code Execution: Python, TypeScript, Go, Java, Ruby; Shardflux: TypeScript, Python

Full comparison

18 fields, at each provider's list price

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

Shardfluxshardflux.dev/#pricingshardflux.dev

Pricing

vCPU, per hour: Anthropic Code Execution: $0.05; Shardflux: $0.04
RAM, per GiB-hour: Anthropic Code Execution: Included; Shardflux: $0.015
Storage: Anthropic Code Execution: Not listed; Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier: Anthropic Code Execution: 1,550 free hours per month; Shardflux: 30-day Pro trial, no card needed
Paid plan from: Anthropic Code Execution: Not listed; Shardflux: $9 / month
Billing: Anthropic Code Execution: Bundled machine time; Shardflux: Active CPU time only

Limits

Max session: Anthropic Code Execution: Not listed; Shardflux: Not listed
Idle stop: Anthropic Code Execution: Not listed; Shardflux: Not listed
Largest sandbox: Anthropic Code Execution: 1 vCPU · 5 GiB; Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes: Anthropic Code Execution: Not listed; Shardflux: Up to 200

Platform

Isolation: Anthropic Code Execution: Container; Shardflux: Firecracker microVM
GPU: Anthropic Code Execution: Not listed; Shardflux:
Snapshots: Anthropic Code Execution: Not listed; Shardflux:
Pause and resume: Anthropic Code Execution:; Shardflux:

Developer

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

Trust

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

Hourly cost

One sandbox running for one hour

Size

Anthropic Code Execution

Shardflux

1 vCPU · 2 GiB: Anthropic Code Execution: $0.050; Shardflux: $0.070
2 vCPU · 4 GiB: Anthropic Code Execution: $0.100; Shardflux: $0.140
4 vCPU · 8 GiB: Anthropic Code Execution: $0.200; Shardflux: $0.280

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Anthropic Code Execution fits when

You want the lower list price: $0.100 against $0.140 an hour for 2 vCPU and 4 GiB.

Shardflux fits when

You need GPUs.
You want each sandbox in its own microVM.
You use Claude Code or MCP.
You need snapshots.

More comparisons

See all comparisons

Anthropic Code Execution

Shardflux

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Anthropic Code Execution fits when

Shardflux fits when

More comparisons

Related

Compare

Pricing

Browse