Maritime vs Sendblue Sandboxes
Sendblue Sandboxes costs $0.165 per vCPU-hour. Maritime runs Firecracker microVMs. Sendblue Sandboxes runs containers.
Updated
Maritime
- Isolation
- Firecracker microVM
- Free tier
- 3 agents, forever
- Max session
- Not listed
Sendblue Sandboxes
- Isolation
- Container
- Free tier
- $100 free compute, once per phone number
- Max session
- Not listed
What is different
5 fields differ. The rest are the same or not listed.
Maritime
Sendblue Sandboxes
- Free tier
- Maritime: 3 agents, forever
- Sendblue Sandboxes: $100 free compute, once per phone number
- Idle stop
- Maritime: After 5 minutes
- Sendblue Sandboxes: After 10 minutes
- Concurrent sandboxes
- Maritime: Up to 500
- Sendblue Sandboxes: Up to 5
- Isolation
- Maritime: Firecracker microVM
- Sendblue Sandboxes: Container
- Pause and resume
- Maritime:
- Sendblue Sandboxes: No
Full comparison
18 fields, at each provider's list price
Maritimemaritime
Sendblue Sandboxessendblue
Pricing
- vCPU, per hour
- Maritime: Not listed
- Sendblue Sandboxes: $0.165
- RAM, per GiB-hour
- Maritime: Not listed
- Sendblue Sandboxes: Included
- Storage
- Maritime: $2 per extra 5 GB per machine per month on Starter, $0.75 on Dedicated
- Sendblue Sandboxes: Not listed
- Free tier
- Maritime: 3 agents, forever
- Sendblue Sandboxes: $100 free compute, once per phone number
- Paid plan from
- Maritime: $20 / month
- Sendblue Sandboxes: Not listed
- Billing
- Maritime: Not listed
- Sendblue Sandboxes: Bundled machine time
Limits
- Max session
- Maritime: Not listed
- Sendblue Sandboxes: Not listed
- Idle stop
- Maritime: After 5 minutes
- Sendblue Sandboxes: After 10 minutes
- Largest sandbox
- Maritime: Not listed
- Sendblue Sandboxes: 2 vCPU · 8 GiB
- Concurrent sandboxes
- Maritime: Up to 500
- Sendblue Sandboxes: Up to 5
Platform
- Isolation
- Maritime: Firecracker microVM
- Sendblue Sandboxes: Container
- GPU
- Maritime: Not listed
- Sendblue Sandboxes: Not listed
- Snapshots
- Maritime: Not listed
- Sendblue Sandboxes: Not listed
- Pause and resume
- Maritime:
- Sendblue Sandboxes: No
Developer
- SDKs
- Maritime: TypeScript, Python
- Sendblue Sandboxes: Not listed
- Integrations
- Maritime: MCP, Claude Code, Claude Agent SDK, OpenAI Agents SDK, Vercel AI SDK
- Sendblue Sandboxes: Not listed
Trust
- License
- Maritime: Not listed
- Sendblue Sandboxes: Not listed
- BYOC
- Maritime: Not listed
- Sendblue Sandboxes: Not listed
Hourly cost
One sandbox running for one hour
Maritime
Sendblue Sandboxes
- 1 vCPU · 2 GiB
- Maritime: Not listed
- Sendblue Sandboxes: $0.165
- 2 vCPU · 4 GiB
- Maritime: Not listed
- Sendblue Sandboxes: $0.330
- 4 vCPU · 8 GiB
- Maritime: Not listed
- Sendblue Sandboxes: $0.660
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Maritime fits when
- You want each sandbox in its own microVM.
- You use MCP, Claude Code, the Claude Agent SDK, the OpenAI Agents SDK or the Vercel AI SDK.
- You need pause and resume.
- You need a desktop in the sandbox.
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