HopX vs Shardflux

HopX costs $0.0504 per vCPU-hour and Shardflux costs $0.04 per vCPU-hour. HopX runs Firecracker microVMs and has no session limit. Shardflux runs Firecracker microVMs and offers GPUs.

Updated Oct 15, 2026

HopX

Firecracker microVM sandboxes for AI agents.

Isolation: Firecracker microVM
Free tier: $200 credit
Max session: No limit

Visit site HopX 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

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

Field

HopX

Shardflux

vCPU, per hour: HopX: $0.0504; Shardflux: $0.04
RAM, per GiB-hour: HopX: $0.0162; Shardflux: $0.015
Storage: HopX: $0.000108 per GiB-hour; Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier: HopX: $200 credit; Shardflux: 30-day Pro trial, no card needed
Paid plan from: HopX: Pay as you go; Shardflux: $9 / month
Billing: HopX: Per second; Shardflux: Active CPU time only
SDKs: HopX: Python, JavaScript; Shardflux: TypeScript, Python
Integrations: HopX: MCP; Shardflux: Claude Code, MCP

Full comparison

18 fields, at each provider's list price

HopXhopx.ai/pricing

Shardfluxshardflux.dev/#pricingshardflux.dev

Pricing

vCPU, per hour: HopX: $0.0504; Shardflux: $0.04
RAM, per GiB-hour: HopX: $0.0162; Shardflux: $0.015
Storage: HopX: $0.000108 per GiB-hour; Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Free tier: HopX: $200 credit; Shardflux: 30-day Pro trial, no card needed
Paid plan from: HopX: Pay as you go; Shardflux: $9 / month
Billing: HopX: Per second; Shardflux: Active CPU time only

Limits

Max session: HopX: No limit; Shardflux: Not listed
Idle stop: HopX: Not listed; Shardflux: Not listed
Largest sandbox: HopX: Not listed; Shardflux: 32 vCPU · 64 GiB
Concurrent sandboxes: HopX: Not listed; Shardflux: Up to 200

Platform

Isolation: HopX: Firecracker microVM; Shardflux: Firecracker microVM
GPU: HopX: Not listed; Shardflux:
Snapshots: HopX:; Shardflux:
Pause and resume: HopX:; Shardflux:

Developer

SDKs: HopX: Python, JavaScript; Shardflux: TypeScript, Python
Integrations: HopX: MCP; Shardflux: Claude Code, MCP

Trust

License: HopX: Not listed; Shardflux: Not listed
BYOC: HopX: Not listed; Shardflux: Not listed

Hourly cost

One sandbox running for one hour

Size

HopX

Shardflux

1 vCPU · 2 GiB: HopX: $0.083; Shardflux: $0.070
2 vCPU · 4 GiB: HopX: $0.166; Shardflux: $0.140
4 vCPU · 8 GiB: HopX: $0.331; Shardflux: $0.280

Compute only, at list rates.

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Which one fits

Based on the fields above

HopX fits when

You want to pay only for usage, with no plan fee.
You need SOC 2 and ISO 27001.

Shardflux fits when

You need GPUs.
You use Claude Code.
You want the lower list price: $0.140 against $0.166 an hour for 2 vCPU and 4 GiB.
Your code waits a lot: CPU is billed only while it is in use.

More comparisons

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HopX

Shardflux

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

HopX fits when

Shardflux fits when

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