Amazon Bedrock AgentCore Runtime vs Northflank Sandboxes

Amazon Bedrock AgentCore Runtime costs $0.0895 per vCPU-hour and Northflank Sandboxes costs $0.01667 per vCPU-hour. Amazon Bedrock AgentCore Runtime runs microVMs and limits a session to 8 hours. Northflank Sandboxes runs Cloud Hypervisor microVMs, offers GPUs and has no session limit.

Updated Oct 23, 2026

Amazon Bedrock AgentCore Runtime

Hosts AI agents on AWS and runs each user session in its own microVM.

Isolation: MicroVM
Free tier: Not listed
Max session: 8 hours

Visit site Amazon Bedrock AgentCore Runtime profile

Northflank Sandboxes

MicroVM sandboxes for running untrusted code.

Isolation: Cloud Hypervisor microVM
Free tier: Free Sandbox plan, up to $20 of resources a month, no card
Max session: No limit

Visit site Northflank Sandboxes profile

What is different

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

Field

Amazon Bedrock AgentCore Runtime

Northflank Sandboxes

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Northflank Sandboxes: $0.01667
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Northflank Sandboxes: $0.00833
Storage: Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates; Northflank Sandboxes: Persistent disk $0.11657 per GiB per month, also when paused. Ephemeral storage is free.
Billing: Amazon Bedrock AgentCore Runtime: Active CPU time only; Northflank Sandboxes: Per second
Max session: Amazon Bedrock AgentCore Runtime: 8 hours; Northflank Sandboxes: No limit
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Northflank Sandboxes: 20 vCPU · 40 GiB
Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Northflank Sandboxes: Cloud Hypervisor microVM
SDKs: Amazon Bedrock AgentCore Runtime: Python, TypeScript; Northflank Sandboxes: Python, JavaScript

Full comparison

18 fields, at each provider's list price

Amazon Bedrock AgentCore Runtimeaws.amazon.com/bedrock/agentcore/pricingaws.amazon.com

Northflank Sandboxesnorthflank.com/pricingnorthflank.com

Pricing

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Northflank Sandboxes: $0.01667
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Northflank Sandboxes: $0.00833
Storage: Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates; Northflank Sandboxes: Persistent disk $0.11657 per GiB per month, also when paused. Ephemeral storage is free.
Free tier: Amazon Bedrock AgentCore Runtime: Not listed; Northflank Sandboxes: Free Sandbox plan, up to $20 of resources a month, no card
Paid plan from: Amazon Bedrock AgentCore Runtime: Pay as you go; Northflank Sandboxes: Pay as you go
Billing: Amazon Bedrock AgentCore Runtime: Active CPU time only; Northflank Sandboxes: Per second

Limits

Max session: Amazon Bedrock AgentCore Runtime: 8 hours; Northflank Sandboxes: No limit
Idle stop: Amazon Bedrock AgentCore Runtime: After 15 minutes; Northflank Sandboxes: Not listed
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Northflank Sandboxes: 20 vCPU · 40 GiB
Concurrent sandboxes: Amazon Bedrock AgentCore Runtime: Up to 5,000; Northflank Sandboxes: Not listed

Platform

Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Northflank Sandboxes: Cloud Hypervisor microVM
GPU: Amazon Bedrock AgentCore Runtime: Not listed; Northflank Sandboxes:
Snapshots: Amazon Bedrock AgentCore Runtime: Not listed; Northflank Sandboxes:
Pause and resume: Amazon Bedrock AgentCore Runtime:; Northflank Sandboxes:

Developer

SDKs: Amazon Bedrock AgentCore Runtime: Python, TypeScript; Northflank Sandboxes: Python, JavaScript
Integrations: Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK; Northflank Sandboxes: Not listed

Trust

License: Amazon Bedrock AgentCore Runtime: Not listed; Northflank Sandboxes: Not listed
BYOC: Amazon Bedrock AgentCore Runtime: Not listed; Northflank Sandboxes: Runs in your own cloud or VPC

Hourly cost

One sandbox running for one hour

Size

Amazon Bedrock AgentCore Runtime

Northflank Sandboxes

1 vCPU · 2 GiB: Amazon Bedrock AgentCore Runtime: $0.108; Northflank Sandboxes: $0.033
2 vCPU · 4 GiB: Amazon Bedrock AgentCore Runtime: $0.217; Northflank Sandboxes: $0.067
4 vCPU · 8 GiB: Amazon Bedrock AgentCore Runtime: $0.434; Northflank Sandboxes: $0.133

Compute only, at list rates.

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Which one fits

Based on the fields above

Amazon Bedrock AgentCore Runtime fits when

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.

Northflank Sandboxes fits when

You need GPUs.
A session must run longer than 8 hours.
You want the lower list price: $0.067 against $0.217 an hour for 2 vCPU and 4 GiB.
You need snapshots.

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Amazon Bedrock AgentCore Runtime

Northflank Sandboxes

What is different

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Pricing

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Platform

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