Sendblue Sandboxes vs Vercel Sandbox
Sendblue Sandboxes costs $0.165 per vCPU-hour and Vercel Sandbox costs $0.128 per vCPU-hour. Sendblue Sandboxes runs containers. Vercel Sandbox runs Firecracker microVMs and limits a session to 24 hours.
Updated
Sendblue Sandboxes
- Isolation
- Container
- Free tier
- $100 free compute, once per phone number
- Max session
- Not listed
Vercel Sandbox
- Isolation
- Firecracker microVM
- Free tier
- 5 CPU-hours every month
- Max session
- 24 hours
What is different
8 fields differ. The rest are the same or not listed.
Sendblue Sandboxes
Vercel Sandbox
- vCPU, per hour
- Sendblue Sandboxes: $0.165
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- Sendblue Sandboxes: Included
- Vercel Sandbox: $0.0212
- Free tier
- Sendblue Sandboxes: $100 free compute, once per phone number
- Vercel Sandbox: 5 CPU-hours every month
- Billing
- Sendblue Sandboxes: Bundled machine time
- Vercel Sandbox: Active CPU time only
- Largest sandbox
- Sendblue Sandboxes: 2 vCPU · 8 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- Concurrent sandboxes
- Sendblue Sandboxes: Up to 5
- Vercel Sandbox: Up to 10,000
- Isolation
- Sendblue Sandboxes: Container
- Vercel Sandbox: Firecracker microVM
- Pause and resume
- Sendblue Sandboxes: No
- Vercel Sandbox:
Full comparison
18 fields, at each provider's list price
Sendblue Sandboxessendblue
Vercel Sandboxvercel
Pricing
- vCPU, per hour
- Sendblue Sandboxes: $0.165
- Vercel Sandbox: $0.128
- RAM, per GiB-hour
- Sendblue Sandboxes: Included
- Vercel Sandbox: $0.0212
- Storage
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: On Pro, snapshots $0.08 per GB-month and drives $0.05 per GB-month (beta).
- Free tier
- Sendblue Sandboxes: $100 free compute, once per phone number
- Vercel Sandbox: 5 CPU-hours every month
- Paid plan from
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: $20 / month
- Billing
- Sendblue Sandboxes: Bundled machine time
- Vercel Sandbox: Active CPU time only
Limits
- Max session
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: 24 hours
- Idle stop
- Sendblue Sandboxes: After 10 minutes
- Vercel Sandbox: Not listed
- Largest sandbox
- Sendblue Sandboxes: 2 vCPU · 8 GiB
- Vercel Sandbox: 8 vCPU · 16 GiB
- Concurrent sandboxes
- Sendblue Sandboxes: Up to 5
- Vercel Sandbox: Up to 10,000
Platform
- Isolation
- Sendblue Sandboxes: Container
- Vercel Sandbox: Firecracker microVM
- GPU
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: Not listed
- Snapshots
- Sendblue Sandboxes: Not listed
- Vercel Sandbox:
- Pause and resume
- Sendblue Sandboxes: No
- Vercel Sandbox:
Developer
- SDKs
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: Python, JavaScript / TypeScript
- Integrations
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: Claude Agent SDK, LangChain, OpenAI Agents SDK, Vercel AI SDK, Claude Code
Trust
- License
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: Not listed
- BYOC
- Sendblue Sandboxes: Not listed
- Vercel Sandbox: Not listed
Hourly cost
One sandbox running for one hour
Sendblue Sandboxes
Vercel Sandbox
- 1 vCPU · 2 GiB
- Sendblue Sandboxes: $0.165
- Vercel Sandbox: $0.170
- 2 vCPU · 4 GiB
- Sendblue Sandboxes: $0.330
- Vercel Sandbox: $0.341
- 4 vCPU · 8 GiB
- Sendblue Sandboxes: $0.660
- Vercel Sandbox: $0.682
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Sendblue Sandboxes fits when
- You want the lower list price: $0.330 against $0.341 an hour for 2 vCPU and 4 GiB.
Vercel Sandbox fits when
- You want each sandbox in its own microVM.
- You use the Claude Agent SDK, LangChain, the OpenAI Agents SDK, the Vercel AI SDK or Claude Code.
- You need snapshots.
- You need pause and resume.
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