Runtime vs Superserve

Runtime costs $0.025 per vCPU-hour and Superserve costs $0.0504 per vCPU-hour. Runtime runs Firecracker microVMs and has no session limit. Superserve runs Firecracker microVMs and has no session limit.

Updated

Runtime

Isolation
Firecracker microVM
Free tier
100 hours of a 1 GB machine in the first 30 days
Max session
No limit

Superserve

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

What is different

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

Runtime
Superserve
vCPU, per hour
Runtime: $0.025
Superserve: $0.0504
RAM, per GiB-hour
Runtime: $0.0075
Superserve: $0.0162
Storage
Runtime: $0.000119 per GiB-hour after 10 free GiB
Superserve: Free
Free tier
Runtime: 100 hours of a 1 GB machine in the first 30 days
Superserve: $5 to start, plus $95 when you add billing
Billing
Runtime: Active CPU time only
Superserve: Per second
Concurrent sandboxes
Runtime: Up to 200
Superserve: Up to 1,000
SDKs
Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
Superserve: Python, TypeScript
Integrations
Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code
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
Runtime: $0.025
Superserve: $0.0504
RAM, per GiB-hour
Runtime: $0.0075
Superserve: $0.0162
Storage
Runtime: $0.000119 per GiB-hour after 10 free GiB
Superserve: Free
Free tier
Runtime: 100 hours of a 1 GB machine in the first 30 days
Superserve: $5 to start, plus $95 when you add billing
Paid plan from
Runtime: Pay as you go
Superserve: Pay as you go
Billing
Runtime: Active CPU time only
Superserve: Per second

Limits

Max session
Runtime: No limit
Superserve: No limit
Idle stop
Runtime: After 5 minutes
Superserve: Not listed
Largest sandbox
Runtime: 16 vCPU · 64 GiB
Superserve: 16 vCPU · 64 GiB
Concurrent sandboxes
Runtime: Up to 200
Superserve: Up to 1,000

Platform

Isolation
Runtime: Firecracker microVM
Superserve: Firecracker microVM
GPU
Runtime: No
Superserve: Not listed
Snapshots
Runtime:
Superserve:
Pause and resume
Runtime:
Superserve:

Developer

SDKs
Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
Superserve: Python, TypeScript
Integrations
Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code
Superserve: Claude Agent SDK, LangChain, OpenAI Agents SDK, MCP, Claude Code

Trust

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

Hourly cost

One sandbox running for one hour

Runtime
Superserve
1 vCPU · 2 GiB
Runtime: $0.040
Superserve: $0.083
2 vCPU · 4 GiB
Runtime: $0.080
Superserve: $0.166
4 vCPU · 8 GiB
Runtime: $0.160
Superserve: $0.331

Compute only, at list rates.

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Which one fits

Based on the fields above

Runtime fits when

  • You use the Vercel AI SDK.
  • You want the lower list price: $0.080 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.

Superserve fits when

  • You need the sandboxes in your own cloud account.
  • You need SOC 2 Type II, HIPAA and GDPR.

More comparisons

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