Amazon Bedrock AgentCore Runtime vs Sailboxes
Amazon Bedrock AgentCore Runtime costs $0.0895 per vCPU-hour and Sailboxes costs $0.015 per vCPU-hour. Amazon Bedrock AgentCore Runtime runs microVMs and limits a session to 8 hours. Sailboxes runs full VMs and has no session limit.
Updated
Amazon Bedrock AgentCore Runtime
- Isolation
- MicroVM
- Free tier
- Not listed
- Max session
- 8 hours
Sailboxes
- Isolation
- Full VM
- Free tier
- $5 credit every month
- Max session
- No limit
What is different
9 fields differ. The rest are the same or not listed.
Amazon Bedrock AgentCore Runtime
Sailboxes
- vCPU, per hour
- Amazon Bedrock AgentCore Runtime: $0.0895
- Sailboxes: $0.015
- RAM, per GiB-hour
- Amazon Bedrock AgentCore Runtime: $0.00945
- Sailboxes: $0.008
- Storage
- Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates
- Sailboxes: $0.0007 per GiB-hour
- Billing
- Amazon Bedrock AgentCore Runtime: Active CPU time only
- Sailboxes: Per second
- Max session
- Amazon Bedrock AgentCore Runtime: 8 hours
- Sailboxes: No limit
- Largest sandbox
- Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB
- Sailboxes: 8 vCPU · 256 GiB
- Isolation
- Amazon Bedrock AgentCore Runtime: MicroVM
- Sailboxes: Full VM
- SDKs
- Amazon Bedrock AgentCore Runtime: Python, TypeScript
- Sailboxes: Python, TypeScript, Rust
- Integrations
- Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK
- Sailboxes: Claude Code
Full comparison
18 fields, at each provider's list price
Amazon Bedrock AgentCore Runtimeaws
Sailboxesdocs
Pricing
- vCPU, per hour
- Amazon Bedrock AgentCore Runtime: $0.0895
- Sailboxes: $0.015
- RAM, per GiB-hour
- Amazon Bedrock AgentCore Runtime: $0.00945
- Sailboxes: $0.008
- Storage
- Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates
- Sailboxes: $0.0007 per GiB-hour
- Free tier
- Amazon Bedrock AgentCore Runtime: Not listed
- Sailboxes: $5 credit every month
- Paid plan from
- Amazon Bedrock AgentCore Runtime: Pay as you go
- Sailboxes: Pay as you go
- Billing
- Amazon Bedrock AgentCore Runtime: Active CPU time only
- Sailboxes: Per second
Limits
- Max session
- Amazon Bedrock AgentCore Runtime: 8 hours
- Sailboxes: No limit
- Idle stop
- Amazon Bedrock AgentCore Runtime: After 15 minutes
- Sailboxes: Not listed
- Largest sandbox
- Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB
- Sailboxes: 8 vCPU · 256 GiB
- Concurrent sandboxes
- Amazon Bedrock AgentCore Runtime: Up to 5,000
- Sailboxes: Up to 5,000
Platform
- Isolation
- Amazon Bedrock AgentCore Runtime: MicroVM
- Sailboxes: Full VM
- GPU
- Amazon Bedrock AgentCore Runtime: Not listed
- Sailboxes: Not listed
- Snapshots
- Amazon Bedrock AgentCore Runtime: Not listed
- Sailboxes:
- Pause and resume
- Amazon Bedrock AgentCore Runtime:
- Sailboxes:
Developer
- SDKs
- Amazon Bedrock AgentCore Runtime: Python, TypeScript
- Sailboxes: Python, TypeScript, Rust
- Integrations
- Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK
- Sailboxes: Claude Code
Trust
- License
- Amazon Bedrock AgentCore Runtime: Not listed
- Sailboxes: Not listed
- BYOC
- Amazon Bedrock AgentCore Runtime: Not listed
- Sailboxes: Not listed
Hourly cost
One sandbox running for one hour
Amazon Bedrock AgentCore Runtime
Sailboxes
- 1 vCPU · 2 GiB
- Amazon Bedrock AgentCore Runtime: $0.108
- Sailboxes: $0.031
- 2 vCPU · 4 GiB
- Amazon Bedrock AgentCore Runtime: $0.217
- Sailboxes: $0.062
- 4 vCPU · 8 GiB
- Amazon Bedrock AgentCore Runtime: $0.434
- Sailboxes: $0.124
Compute only, at list rates.
Open the calculatorWhich one fits
Based on the fields above
Amazon Bedrock AgentCore Runtime fits when
- You want each sandbox in its own microVM.
- You use the Claude Agent SDK, LangChain, MCP or the OpenAI Agents SDK.
- Your code waits a lot: CPU is billed only while it is in use.
- You need SOC 2 and ISO 27001.
Sailboxes fits when
- A session must run longer than 8 hours.
- You want each sandbox to be a full VM.
- You use Claude Code.
- You want the lower list price: $0.062 against $0.217 an hour for 2 vCPU and 4 GiB.
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