Fly.io Sprites vs StateSet Sandbox
Fly.io Sprites costs $0.0385 per vCPU-hour and StateSet Sandbox costs $0.0055 per vCPU-hour. Fly.io Sprites runs Firecracker microVMs. StateSet Sandbox runs gVisor and limits a session to 24 hours.
Updated
Fly.io Sprites
- Isolation
- Firecracker microVM
- Free tier
- $30 trial credit
- Max session
- Not listed
StateSet Sandbox
- Isolation
- gVisor
- Free tier
- $25 trial credit, no card
- Max session
- 24 hours
What is different
7 fields differ. The rest are the same or not listed.
Fly.io Sprites
StateSet Sandbox
- vCPU, per hour
- Fly.io Sprites: $0.0385
- StateSet Sandbox: $0.0055
- RAM, per GiB-hour
- Fly.io Sprites: $0.021875
- StateSet Sandbox: $0.00075
- Free tier
- Fly.io Sprites: $30 trial credit
- StateSet Sandbox: $25 trial credit, no card
- Billing
- Fly.io Sprites: Active CPU time only
- StateSet Sandbox: Per second
- Isolation
- Fly.io Sprites: Firecracker microVM
- StateSet Sandbox: gVisor
- SDKs
- Fly.io Sprites: Python, JavaScript / TypeScript, Go
- StateSet Sandbox: Python, JavaScript / TypeScript
- Integrations
- Fly.io Sprites: MCP, OpenAI Agents SDK, Claude Code
- StateSet Sandbox: Claude Code, MCP
Full comparison
18 fields, at each provider's list price
Fly.io Spritesfly
StateSet Sandboxsandbox
Pricing
- vCPU, per hour
- Fly.io Sprites: $0.0385
- StateSet Sandbox: $0.0055
- RAM, per GiB-hour
- Fly.io Sprites: $0.021875
- StateSet Sandbox: $0.00075
- Storage
- Fly.io Sprites: $0.000683 per GiB-hour
- StateSet Sandbox: Not listed
- Free tier
- Fly.io Sprites: $30 trial credit
- StateSet Sandbox: $25 trial credit, no card
- Paid plan from
- Fly.io Sprites: Pay as you go
- StateSet Sandbox: Pay as you go
- Billing
- Fly.io Sprites: Active CPU time only
- StateSet Sandbox: Per second
Limits
- Max session
- Fly.io Sprites: Not listed
- StateSet Sandbox: 24 hours
- Idle stop
- Fly.io Sprites: Not listed
- StateSet Sandbox: Not listed
- Largest sandbox
- Fly.io Sprites: Not listed
- StateSet Sandbox: Not listed
- Concurrent sandboxes
- Fly.io Sprites: Not listed
- StateSet Sandbox: Up to 200
Platform
- Isolation
- Fly.io Sprites: Firecracker microVM
- StateSet Sandbox: gVisor
- GPU
- Fly.io Sprites: Not listed
- StateSet Sandbox: Not listed
- Snapshots
- Fly.io Sprites:
- StateSet Sandbox:
- Pause and resume
- Fly.io Sprites:
- StateSet Sandbox:
Developer
- SDKs
- Fly.io Sprites: Python, JavaScript / TypeScript, Go
- StateSet Sandbox: Python, JavaScript / TypeScript
- Integrations
- Fly.io Sprites: MCP, OpenAI Agents SDK, Claude Code
- StateSet Sandbox: Claude Code, MCP
Trust
- License
- Fly.io Sprites: Not listed
- StateSet Sandbox: Not listed
- BYOC
- Fly.io Sprites: Not listed
- StateSet Sandbox: Not listed
Hourly cost
One sandbox running for one hour
Fly.io Sprites
StateSet Sandbox
- 1 vCPU · 2 GiB
- Fly.io Sprites: $0.082
- StateSet Sandbox: $0.007
- 2 vCPU · 4 GiB
- Fly.io Sprites: $0.165
- StateSet Sandbox: $0.014
- 4 vCPU · 8 GiB
- Fly.io Sprites: $0.329
- StateSet Sandbox: $0.028
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Fly.io Sprites fits when
- You want each sandbox in its own microVM.
- You use the OpenAI Agents SDK.
- You want the larger free credit: $30 against $25.
- Your code waits a lot: CPU is billed only while it is in use.
StateSet Sandbox fits when
- You want the lower list price: $0.014 against $0.165 an hour for 2 vCPU and 4 GiB.
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