Amazon Bedrock AgentCore Runtime vs Thunder Sandboxes

Amazon Bedrock AgentCore Runtime costs $0.0895 per vCPU-hour and Thunder Sandboxes costs $0.051 per vCPU-hour. Amazon Bedrock AgentCore Runtime runs microVMs and limits a session to 8 hours. Thunder Sandboxes runs Firecracker microVMs, offers GPUs and has no session limit.

Updated

Amazon Bedrock AgentCore Runtime

Isolation
MicroVM
Free tier
Not listed
Max session
8 hours

Thunder Sandboxes

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

8 fields differ. The rest are the same or not listed.

Amazon Bedrock AgentCore Runtime
Thunder Sandboxes
vCPU, per hour
Amazon Bedrock AgentCore Runtime: $0.0895
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Amazon Bedrock AgentCore Runtime: $0.00945
Thunder Sandboxes: $0.016
Storage
Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates
Thunder Sandboxes: $0.00012 per GiB-hour
Billing
Amazon Bedrock AgentCore Runtime: Active CPU time only
Thunder Sandboxes: Per second
Max session
Amazon Bedrock AgentCore Runtime: 8 hours
Thunder Sandboxes: No limit
Isolation
Amazon Bedrock AgentCore Runtime: MicroVM
Thunder Sandboxes: Firecracker microVM
SDKs
Amazon Bedrock AgentCore Runtime: Python, TypeScript
Thunder Sandboxes: Python
Integrations
Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK
Thunder Sandboxes: MCP, Claude Code

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Amazon Bedrock AgentCore Runtime: $0.0895
Thunder Sandboxes: $0.051
RAM, per GiB-hour
Amazon Bedrock AgentCore Runtime: $0.00945
Thunder Sandboxes: $0.016
Storage
Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates
Thunder Sandboxes: $0.00012 per GiB-hour
Free tier
Amazon Bedrock AgentCore Runtime: Not listed
Thunder Sandboxes: Not listed
Paid plan from
Amazon Bedrock AgentCore Runtime: Pay as you go
Thunder Sandboxes: Not listed
Billing
Amazon Bedrock AgentCore Runtime: Active CPU time only
Thunder Sandboxes: Per second

Limits

Max session
Amazon Bedrock AgentCore Runtime: 8 hours
Thunder Sandboxes: No limit
Idle stop
Amazon Bedrock AgentCore Runtime: After 15 minutes
Thunder Sandboxes: Not listed
Largest sandbox
Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB
Thunder Sandboxes: Not listed
Concurrent sandboxes
Amazon Bedrock AgentCore Runtime: Up to 5,000
Thunder Sandboxes: Not listed

Platform

Isolation
Amazon Bedrock AgentCore Runtime: MicroVM
Thunder Sandboxes: Firecracker microVM
GPU
Amazon Bedrock AgentCore Runtime: Not listed
Thunder Sandboxes:
Snapshots
Amazon Bedrock AgentCore Runtime: Not listed
Thunder Sandboxes: Not listed
Pause and resume
Amazon Bedrock AgentCore Runtime:
Thunder Sandboxes: Not listed

Developer

SDKs
Amazon Bedrock AgentCore Runtime: Python, TypeScript
Thunder Sandboxes: Python
Integrations
Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK
Thunder Sandboxes: MCP, Claude Code

Trust

License
Amazon Bedrock AgentCore Runtime: Not listed
Thunder Sandboxes: Not listed
BYOC
Amazon Bedrock AgentCore Runtime: Not listed
Thunder Sandboxes: Not listed

Hourly cost

One sandbox running for one hour

Amazon Bedrock AgentCore Runtime
Thunder Sandboxes
1 vCPU · 2 GiB
Amazon Bedrock AgentCore Runtime: $0.108
Thunder Sandboxes: $0.083
2 vCPU · 4 GiB
Amazon Bedrock AgentCore Runtime: $0.217
Thunder Sandboxes: $0.166
4 vCPU · 8 GiB
Amazon Bedrock AgentCore Runtime: $0.434
Thunder Sandboxes: $0.332

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Amazon Bedrock AgentCore Runtime fits when

  • You use the Claude Agent SDK, LangChain or the OpenAI Agents SDK.
  • You need pause and resume.
  • Your code waits a lot: CPU is billed only while it is in use.
  • You need SOC 2, HIPAA and ISO 27001.

Thunder Sandboxes fits when

  • You need GPUs.
  • A session must run longer than 8 hours.
  • You use Claude Code.
  • You want the lower list price: $0.166 against $0.217 an hour for 2 vCPU and 4 GiB.

More comparisons

See all comparisons

Related