Amazon Bedrock AgentCore Runtime vs Cloudflare Sandbox

Amazon Bedrock AgentCore Runtime costs $0.0895 per vCPU-hour and Cloudflare Sandbox costs $0.072 per vCPU-hour. Amazon Bedrock AgentCore Runtime runs microVMs and limits a session to 8 hours. Cloudflare Sandbox runs Firecracker microVMs.

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

Cloudflare Sandbox

Linux sandboxes that run untrusted or generated code, driven from a Worker.

Isolation: Firecracker microVM
Free tier: None
Max session: Not listed

Visit site Cloudflare Sandbox profile

What is different

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

Field

Amazon Bedrock AgentCore Runtime

Cloudflare Sandbox

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Cloudflare Sandbox: $0.072
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Cloudflare Sandbox: $0.009
Storage: Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates; Cloudflare Sandbox: $0.000252 per GiB-hour
Paid plan from: Amazon Bedrock AgentCore Runtime: Pay as you go; Cloudflare Sandbox: $5 / month
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Cloudflare Sandbox: 4 vCPU · 12 GiB
Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Cloudflare Sandbox: Firecracker microVM
SDKs: Amazon Bedrock AgentCore Runtime: Python, TypeScript; Cloudflare Sandbox: TypeScript
Integrations: Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK; Cloudflare Sandbox: Claude Code, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

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

Cloudflare Sandboxdevelopers.cloudflare.com/containers/platform/pricingdevelopers.cloudflare.com

Pricing

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Cloudflare Sandbox: $0.072
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Cloudflare Sandbox: $0.009
Storage: Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates; Cloudflare Sandbox: $0.000252 per GiB-hour
Free tier: Amazon Bedrock AgentCore Runtime: Not listed; Cloudflare Sandbox: None
Paid plan from: Amazon Bedrock AgentCore Runtime: Pay as you go; Cloudflare Sandbox: $5 / month
Billing: Amazon Bedrock AgentCore Runtime: Active CPU time only; Cloudflare Sandbox: Active CPU time only

Limits

Max session: Amazon Bedrock AgentCore Runtime: 8 hours; Cloudflare Sandbox: Not listed
Idle stop: Amazon Bedrock AgentCore Runtime: After 15 minutes; Cloudflare Sandbox: Not listed
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Cloudflare Sandbox: 4 vCPU · 12 GiB
Concurrent sandboxes: Amazon Bedrock AgentCore Runtime: Up to 5,000; Cloudflare Sandbox: Not listed

Platform

Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Cloudflare Sandbox: Firecracker microVM
GPU: Amazon Bedrock AgentCore Runtime: Not listed; Cloudflare Sandbox: Not listed
Snapshots: Amazon Bedrock AgentCore Runtime: Not listed; Cloudflare Sandbox:
Pause and resume: Amazon Bedrock AgentCore Runtime:; Cloudflare Sandbox: Not listed

Developer

SDKs: Amazon Bedrock AgentCore Runtime: Python, TypeScript; Cloudflare Sandbox: TypeScript
Integrations: Amazon Bedrock AgentCore Runtime: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK; Cloudflare Sandbox: Claude Code, OpenAI Agents SDK

Trust

License: Amazon Bedrock AgentCore Runtime: Not listed; Cloudflare Sandbox: Not listed
BYOC: Amazon Bedrock AgentCore Runtime: Not listed; Cloudflare Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Size

Amazon Bedrock AgentCore Runtime

Cloudflare Sandbox

1 vCPU · 2 GiB: Amazon Bedrock AgentCore Runtime: $0.108; Cloudflare Sandbox: $0.090
2 vCPU · 4 GiB: Amazon Bedrock AgentCore Runtime: $0.217; Cloudflare Sandbox: $0.180
4 vCPU · 8 GiB: Amazon Bedrock AgentCore Runtime: $0.434; Cloudflare Sandbox: $0.360

Compute only, at list rates.

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Which one fits

Based on the fields above

Amazon Bedrock AgentCore Runtime fits when

You want to pay only for usage, with no plan fee.
You use the Claude Agent SDK, LangChain or MCP.
You need pause and resume.
You need SOC 2, HIPAA and ISO 27001.

Cloudflare Sandbox fits when

You use Claude Code.
You want the lower list price: $0.180 against $0.217 an hour for 2 vCPU and 4 GiB.
You need snapshots.
You need a sandbox larger than 2 vCPU · 8 GiB.

More comparisons

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Amazon Bedrock AgentCore Runtime

Cloudflare Sandbox

What is different

Full comparison

Pricing

Limits

Platform

Developer

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Cloudflare Sandbox fits when

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