MIOSA vs Runtime

MIOSA costs $0.0496 per vCPU-hour and Runtime costs $0.025 per vCPU-hour. MIOSA runs Firecracker microVMs and limits a session to 24 hours. Runtime runs Firecracker microVMs and has no session limit.

Updated

MIOSA

Isolation
Firecracker microVM
Free tier
$1 of usage every month
Max session
24 hours

Runtime

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

What is different

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

MIOSA
Runtime
vCPU, per hour
MIOSA: $0.0496
Runtime: $0.025
RAM, per GiB-hour
MIOSA: Included
Runtime: $0.0075
Storage
MIOSA: Disk $0.10 per GiB a month while the machine runs. Paused disk and named snapshots $0.02 per GiB a month
Runtime: $0.000119 per GiB-hour after 10 free GiB
Free tier
MIOSA: $1 of usage every month
Runtime: 100 hours of a 1 GB machine in the first 30 days
Paid plan from
MIOSA: $20 / month
Runtime: Pay as you go
Billing
MIOSA: Bundled machine time
Runtime: Active CPU time only
Max session
MIOSA: 24 hours
Runtime: No limit
Idle stop
MIOSA: After 30 minutes
Runtime: After 5 minutes
Largest sandbox
MIOSA: 16 vCPU · 32 GiB
Runtime: 16 vCPU · 64 GiB
Concurrent sandboxes
MIOSA: Up to 100
Runtime: Up to 200
SDKs
MIOSA: TypeScript, Python, Go, Rust, Java
Runtime: JavaScript / TypeScript, Python, Go, Ruby, Java
Integrations
MIOSA: MCP, Claude Code
Runtime: OpenAI Agents SDK, Vercel AI SDK, Claude Agent SDK, LangChain, MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
MIOSA: $0.0496
Runtime: $0.025
RAM, per GiB-hour
MIOSA: Included
Runtime: $0.0075
Storage
MIOSA: Disk $0.10 per GiB a month while the machine runs. Paused disk and named snapshots $0.02 per GiB a month
Runtime: $0.000119 per GiB-hour after 10 free GiB
Free tier
MIOSA: $1 of usage every month
Runtime: 100 hours of a 1 GB machine in the first 30 days
Paid plan from
MIOSA: $20 / month
Runtime: Pay as you go
Billing
MIOSA: Bundled machine time
Runtime: Active CPU time only

Limits

Max session
MIOSA: 24 hours
Runtime: No limit
Idle stop
MIOSA: After 30 minutes
Runtime: After 5 minutes
Largest sandbox
MIOSA: 16 vCPU · 32 GiB
Runtime: 16 vCPU · 64 GiB
Concurrent sandboxes
MIOSA: Up to 100
Runtime: Up to 200

Platform

Isolation
MIOSA: Firecracker microVM
Runtime: Firecracker microVM
GPU
MIOSA: No
Runtime: No
Snapshots
MIOSA:
Runtime:
Pause and resume
MIOSA:
Runtime:

Developer

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

Trust

License
MIOSA: Not listed
Runtime: Not listed
BYOC
MIOSA: Your own AWS or Google Cloud account, or your own servers through OpenComputers
Runtime: Not listed

Hourly cost

One sandbox running for one hour

MIOSA
Runtime
1 vCPU · 2 GiB
MIOSA: $0.050
Runtime: $0.040
2 vCPU · 4 GiB
MIOSA: $0.099
Runtime: $0.080
4 vCPU · 8 GiB
MIOSA: $0.198
Runtime: $0.160

Compute only, at list rates.

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Which one fits

Based on the fields above

MIOSA fits when

  • You need the sandboxes in your own cloud account.
  • You need SOC 2 and HIPAA.

Runtime fits when

  • A session must run longer than 24 hours.
  • You want to pay only for usage, with no plan fee.
  • You use the OpenAI Agents SDK, the Vercel AI SDK, the Claude Agent SDK or LangChain.
  • You want the lower list price: $0.080 against $0.099 an hour for 2 vCPU and 4 GiB.

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