Shardflux vs Superserve

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

Updated

Shardflux

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

Superserve

Isolation
Firecracker microVM
Free tier
$5 to start, plus $95 when you add billing
Max session
No limit

What is different

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

Shardflux
Superserve
vCPU, per hour
Shardflux: $0.04
Superserve: $0.0504
RAM, per GiB-hour
Shardflux: $0.015
Superserve: $0.0162
Free tier
Shardflux: 30-day Pro trial, no card needed
Superserve: $5 to start, plus $95 when you add billing
Paid plan from
Shardflux: $9 / month
Superserve: Pay as you go
Billing
Shardflux: Active CPU time only
Superserve: Per second
Largest sandbox
Shardflux: 32 vCPU · 64 GiB
Superserve: 2 vCPU · 2 GiB
Concurrent sandboxes
Shardflux: Up to 200
Superserve: Up to 1,000
SDKs
Shardflux: TypeScript, Python
Superserve: Python, TypeScript
Integrations
Shardflux: Claude Code, MCP
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Shardflux: $0.04
Superserve: $0.0504
RAM, per GiB-hour
Shardflux: $0.015
Superserve: $0.0162
Storage
Shardflux: Retained storage is a monthly allowance per plan. No hourly storage rate is published.
Superserve: Not listed
Free tier
Shardflux: 30-day Pro trial, no card needed
Superserve: $5 to start, plus $95 when you add billing
Paid plan from
Shardflux: $9 / month
Superserve: Pay as you go
Billing
Shardflux: Active CPU time only
Superserve: Per second

Limits

Max session
Shardflux: Not listed
Superserve: No limit
Idle stop
Shardflux: Not listed
Superserve: Not listed
Largest sandbox
Shardflux: 32 vCPU · 64 GiB
Superserve: 2 vCPU · 2 GiB
Concurrent sandboxes
Shardflux: Up to 200
Superserve: Up to 1,000

Platform

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

Developer

SDKs
Shardflux: TypeScript, Python
Superserve: Python, TypeScript
Integrations
Shardflux: Claude Code, MCP
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP, Claude Code

Trust

License
Shardflux: Not listed
Superserve: Not listed
BYOC
Shardflux: Not listed
Superserve: In your AWS, GCP, or Azure account. Enterprise plan.

Hourly cost

One sandbox running for one hour

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

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Shardflux fits when

  • You need GPUs.
  • 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.
  • You need a sandbox larger than 2 vCPU · 2 GiB.

Superserve fits when

  • You want to pay only for usage, with no plan fee.
  • You use the Claude Agent SDK, LangChain or the OpenAI Agents SDK.
  • You need the sandboxes in your own cloud account.
  • You need SOC 2 Type II, HIPAA and GDPR.

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