boxd vs Fly.io Sprites
boxd costs $0.047 per vCPU-hour and Fly.io Sprites costs $0.0385 per vCPU-hour. boxd runs microVMs. Fly.io Sprites runs microVMs.
Updated
boxd
- Isolation
- MicroVM
- Free tier
- $30 credit with a payment method
- Max session
- Not listed
Fly.io Sprites
- Isolation
- MicroVM
- Free tier
- $30 trial credit
- Max session
- Not listed
What is different
6 fields differ. The rest are the same or not listed.
boxd
Fly.io Sprites
- vCPU, per hour
- boxd: $0.047
- Fly.io Sprites: $0.0385
- RAM, per GiB-hour
- boxd: $0.014
- Fly.io Sprites: $0.021875
- Storage
- boxd: $0.000096 per GiB-hour
- Fly.io Sprites: $0.000683 per GiB-hour
- Free tier
- boxd: $30 credit with a payment method
- Fly.io Sprites: $30 trial credit
- Billing
- boxd: Per second
- Fly.io Sprites: Active CPU time only
- SDKs
- boxd: TypeScript, Python
- Fly.io Sprites: Python, JavaScript / TypeScript, Go
Full comparison
18 fields, at each provider's list price
boxdboxd
Fly.io Spritesfly
Pricing
- vCPU, per hour
- boxd: $0.047
- Fly.io Sprites: $0.0385
- RAM, per GiB-hour
- boxd: $0.014
- Fly.io Sprites: $0.021875
- Storage
- boxd: $0.000096 per GiB-hour
- Fly.io Sprites: $0.000683 per GiB-hour
- Free tier
- boxd: $30 credit with a payment method
- Fly.io Sprites: $30 trial credit
- Paid plan from
- boxd: Pay as you go
- Fly.io Sprites: Pay as you go
- Billing
- boxd: Per second
- Fly.io Sprites: Active CPU time only
Limits
- Max session
- boxd: Not listed
- Fly.io Sprites: Not listed
- Idle stop
- boxd: Not listed
- Fly.io Sprites: Not listed
- Largest sandbox
- boxd: Not listed
- Fly.io Sprites: Not listed
- Concurrent sandboxes
- boxd: Not listed
- Fly.io Sprites: Not listed
Platform
- Isolation
- boxd: MicroVM
- Fly.io Sprites: MicroVM
- GPU
- boxd: Not listed
- Fly.io Sprites: Not listed
- Snapshots
- boxd:
- Fly.io Sprites:
- Pause and resume
- boxd:
- Fly.io Sprites:
Developer
- SDKs
- boxd: TypeScript, Python
- Fly.io Sprites: Python, JavaScript / TypeScript, Go
- Integrations
- boxd: Not listed
- Fly.io Sprites: MCP, OpenAI Agents SDK
Trust
- License
- boxd: Not listed
- Fly.io Sprites: Not listed
- BYOC
- boxd: Custom plan
- Fly.io Sprites: Not listed
Hourly cost
One sandbox running for one hour
boxd
Fly.io Sprites
- 1 vCPU · 2 GiB
- boxd: $0.075
- Fly.io Sprites: $0.082
- 2 vCPU · 4 GiB
- boxd: $0.150
- Fly.io Sprites: $0.165
- 4 vCPU · 8 GiB
- boxd: $0.300
- Fly.io Sprites: $0.329
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
boxd fits when
- You want the lower list price: $0.150 against $0.165 an hour for 2 vCPU and 4 GiB.
- You need a desktop in the sandbox.
- You need the sandboxes in your own cloud account.
Fly.io Sprites fits when
- You use MCP or the OpenAI Agents SDK.
- Your code waits a lot: CPU is billed only while it is in use.
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