Containarium Cloud vs Shardflux

Containarium Cloud costs $0.02 per vCPU-hour and Shardflux costs $0.04 per vCPU-hour. Containarium Cloud runs containers. Shardflux runs Firecracker microVMs and offers GPUs.

Updated Oct 15, 2026

Containarium Cloud

Hosted Linux boxes for AI agents, reached over SSH.

Isolation: Container
Free tier: Free tier
Max session: Not listed

Visit site Containarium Cloud 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

Containarium Cloud

Shardflux

vCPU, per hour: Containarium Cloud: $0.02; Shardflux: $0.04
RAM, per GiB-hour: Containarium Cloud: Included; Shardflux: $0.015
Free tier: Containarium Cloud: Free tier; Shardflux: 30-day Pro trial, no card needed
Billing: Containarium Cloud: Bundled machine time; Shardflux: Active CPU time only
Largest sandbox: Containarium Cloud: 4 vCPU · 8 GiB; Shardflux: 32 vCPU · 64 GiB
Isolation: Containarium Cloud: Container; Shardflux: Firecracker microVM
Integrations: Containarium Cloud: MCP, Claude Code; Shardflux: Claude Code, MCP

Full comparison

18 fields, at each provider's list price

Containarium Cloudcontainarium.dev/llms.txtcontainarium.dev

Shardfluxshardflux.dev/#pricingshardflux.dev

Pricing

vCPU, per hour: Containarium Cloud: $0.02; Shardflux: $0.04
RAM, per GiB-hour: Containarium Cloud: Included; Shardflux: $0.015
Storage: Containarium Cloud: Not listed; Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier: Containarium Cloud: Free tier; Shardflux: 30-day Pro trial, no card needed
Paid plan from: Containarium Cloud: Not listed; Shardflux: $9 / month
Billing: Containarium Cloud: Bundled machine time; Shardflux: Active CPU time only

Limits

Max session: Containarium Cloud: Not listed; Shardflux: Not listed
Idle stop: Containarium Cloud: After 1440 minutes; Shardflux: Not listed
Largest sandbox: Containarium Cloud: 4 vCPU · 8 GiB; Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes: Containarium Cloud: Not listed; Shardflux: Up to 200

Platform

Isolation: Containarium Cloud: Container; Shardflux: Firecracker microVM
GPU: Containarium Cloud: Not listed; Shardflux:
Snapshots: Containarium Cloud: Not listed; Shardflux:
Pause and resume: Containarium Cloud: Not listed; Shardflux:

Developer

SDKs: Containarium Cloud: Not listed; Shardflux: TypeScript, Python
Integrations: Containarium Cloud: MCP, Claude Code; Shardflux: Claude Code, MCP

Trust

License: Containarium Cloud: Apache-2.0; Shardflux: Not listed
BYOC: Containarium Cloud: Sales-led, on GCP or AWS; Shardflux: Not listed

Hourly cost

One sandbox running for one hour

Size

Containarium Cloud

Shardflux

1 vCPU · 2 GiB: Containarium Cloud: $0.020; Shardflux: $0.070
2 vCPU · 4 GiB: Containarium Cloud: $0.040; Shardflux: $0.140
4 vCPU · 8 GiB: Containarium Cloud: $0.080; Shardflux: $0.280

Compute only, at list rates.

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Which one fits

Based on the fields above

Containarium Cloud fits when

You want an open-source platform (Apache-2.0) that you can self-host.
You want the lower list price: $0.040 against $0.140 an hour for 2 vCPU and 4 GiB.
You need the sandboxes in your own cloud account.
You need ISO 27001.

Shardflux fits when

You need GPUs.
You want each sandbox in its own microVM.
You need snapshots.
You need pause and resume.

More comparisons

See all comparisons

Containarium Cloud

Shardflux

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Containarium Cloud fits when

Shardflux fits when

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