HopX vs Modal

HopX costs $0.0504 per vCPU-hour and Modal costs $0.070956 per vCPU-hour. HopX runs Firecracker microVMs and has no session limit. Modal runs gVisor, offers GPUs and limits a session to 24 hours.

Updated Oct 14, 2026

HopX

Firecracker microVM sandboxes for AI agents.

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

Visit site HopX profile

Modal

Serverless compute with sandboxes and GPUs.

Isolation: gVisor
Free tier: $30 credit every month
Max session: 24 hours

Visit site Modal profile

What is different

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

Field

HopX

Modal

vCPU, per hour: HopX: $0.0504; Modal: $0.070956
RAM, per GiB-hour: HopX: $0.0162; Modal: $0.024012
Free tier: HopX: $200 credit; Modal: $30 credit every month
Max session: HopX: No limit; Modal: 24 hours
Isolation: HopX: Firecracker microVM; Modal: gVisor
SDKs: HopX: Python, JavaScript; Modal: Python, JavaScript / TypeScript, Go
Integrations: HopX: MCP; Modal: Claude Agent SDK

Full comparison

18 fields, at each provider's list price

HopXhopx.ai/pricing

Modalmodal.com/pricing

Pricing

vCPU, per hour: HopX: $0.0504; Modal: $0.070956
RAM, per GiB-hour: HopX: $0.0162; Modal: $0.024012
Storage: HopX: $0.000108 per GiB-hour; Modal: Not listed
Free tier: HopX: $200 credit; Modal: $30 credit every month
Paid plan from: HopX: Pay as you go; Modal: Pay as you go
Billing: HopX: Per second; Modal: Per second

Limits

Max session: HopX: No limit; Modal: 24 hours
Idle stop: HopX: Not listed; Modal: Not listed
Largest sandbox: HopX: Not listed; Modal: Not listed
Concurrent sandboxes: HopX: Not listed; Modal: Not listed

Platform

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

Developer

SDKs: HopX: Python, JavaScript; Modal: Python, JavaScript / TypeScript, Go
Integrations: HopX: MCP; Modal: Claude Agent SDK

Trust

License: HopX: Not listed; Modal: Not listed
BYOC: HopX: Not listed; Modal: Not listed

Hourly cost

One sandbox running for one hour

Size

HopX

Modal

1 vCPU · 2 GiB: HopX: $0.083; Modal: $0.119
2 vCPU · 4 GiB: HopX: $0.166; Modal: $0.238
4 vCPU · 8 GiB: HopX: $0.331; Modal: $0.476

Compute only, at list rates.

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Which one fits

Based on the fields above

HopX fits when

A session must run longer than 24 hours.
You want each sandbox in its own microVM.
You use MCP.
You want the lower list price: $0.166 against $0.238 an hour for 2 vCPU and 4 GiB.

Modal fits when

You need GPUs.
You use the Claude Agent SDK.
You need snapshots.
You need SOC 2 Type II, HIPAA and GDPR.

More comparisons

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HopX

Modal

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

HopX fits when

Modal fits when

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