Amazon Bedrock AgentCore Runtime vs Together Sandbox

Amazon Bedrock AgentCore Runtime costs $0.0895 per vCPU-hour and Together Sandbox costs $0.0446 per vCPU-hour. Amazon Bedrock AgentCore Runtime runs microVMs and limits a session to 8 hours. Together Sandbox runs Firecracker microVMs 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

Together Sandbox

Isolated runtime environments for code from AI agents.

Isolation: Firecracker microVM
Free tier: Not listed
Max session: No limit

Visit site Together Sandbox profile

What is different

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

Field

Amazon Bedrock AgentCore Runtime

Together Sandbox

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Together Sandbox: $0.0446
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Together Sandbox: $0.0149
Max session: Amazon Bedrock AgentCore Runtime: 8 hours; Together Sandbox: No limit
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Together Sandbox: 16 vCPU · 128 GiB
Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Together Sandbox: Firecracker microVM
Pause and resume: Amazon Bedrock AgentCore Runtime:; Together Sandbox: No

Full comparison

18 fields, at each provider's list price

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

Together Sandboxtogether.ai/pricingtogether.ai

Pricing

vCPU, per hour: Amazon Bedrock AgentCore Runtime: $0.0895; Together Sandbox: $0.0446
RAM, per GiB-hour: Amazon Bedrock AgentCore Runtime: $0.00945; Together Sandbox: $0.0149
Storage: Amazon Bedrock AgentCore Runtime: Session storage is free during preview. Code storage is billed at Amazon ECR or S3 rates; Together Sandbox: Not listed
Free tier: Amazon Bedrock AgentCore Runtime: Not listed; Together Sandbox: Not listed
Paid plan from: Amazon Bedrock AgentCore Runtime: Pay as you go; Together Sandbox: Not listed
Billing: Amazon Bedrock AgentCore Runtime: Active CPU time only; Together Sandbox: Not listed

Limits

Max session: Amazon Bedrock AgentCore Runtime: 8 hours; Together Sandbox: No limit
Idle stop: Amazon Bedrock AgentCore Runtime: After 15 minutes; Together Sandbox: Not listed
Largest sandbox: Amazon Bedrock AgentCore Runtime: 2 vCPU · 8 GiB; Together Sandbox: 16 vCPU · 128 GiB
Concurrent sandboxes: Amazon Bedrock AgentCore Runtime: Up to 5,000; Together Sandbox: Not listed

Platform

Isolation: Amazon Bedrock AgentCore Runtime: MicroVM; Together Sandbox: Firecracker microVM
GPU: Amazon Bedrock AgentCore Runtime: Not listed; Together Sandbox: Not listed
Snapshots: Amazon Bedrock AgentCore Runtime: Not listed; Together Sandbox:
Pause and resume: Amazon Bedrock AgentCore Runtime:; Together Sandbox: No

Developer

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

Trust

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

Hourly cost

One sandbox running for one hour

Size

Amazon Bedrock AgentCore Runtime

Together Sandbox

1 vCPU · 2 GiB: Amazon Bedrock AgentCore Runtime: $0.108; Together Sandbox: $0.074
2 vCPU · 4 GiB: Amazon Bedrock AgentCore Runtime: $0.217; Together Sandbox: $0.149
4 vCPU · 8 GiB: Amazon Bedrock AgentCore Runtime: $0.434; Together Sandbox: $0.298

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.
You need pause and resume.
Your code waits a lot: CPU is billed only while it is in use.
You need SOC 2 and HIPAA.

Together Sandbox fits when

A session must run longer than 8 hours.
You want the lower list price: $0.149 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

See all comparisons

Amazon Bedrock AgentCore Runtime

Together Sandbox

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Amazon Bedrock AgentCore Runtime fits when

Together Sandbox fits when

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