Microsoft Foundry hosted agents vs Together Sandbox

Microsoft Foundry hosted agents costs $0.0994 per vCPU-hour and Together Sandbox costs $0.0446 per vCPU-hour. Microsoft Foundry hosted agents runs microVMs. Together Sandbox runs Firecracker microVMs and has no session limit.

Updated

Microsoft Foundry hosted agents

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

Together Sandbox

Isolation
Firecracker microVM
Free tier
Not listed
Max session
No limit

What is different

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

Microsoft Foundry hosted agents
Together Sandbox
vCPU, per hour
Microsoft Foundry hosted agents: $0.0994
Together Sandbox: $0.0446
RAM, per GiB-hour
Microsoft Foundry hosted agents: $0.0118
Together Sandbox: $0.0149
Largest sandbox
Microsoft Foundry hosted agents: 2 vCPU · 4 GiB
Together Sandbox: 16 vCPU · 128 GiB
Isolation
Microsoft Foundry hosted agents: MicroVM
Together Sandbox: Firecracker microVM
Pause and resume
Microsoft Foundry hosted agents:
Together Sandbox: No
SDKs
Microsoft Foundry hosted agents: Python, JavaScript / TypeScript
Together Sandbox: Python, TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Microsoft Foundry hosted agents: $0.0994
Together Sandbox: $0.0446
RAM, per GiB-hour
Microsoft Foundry hosted agents: $0.0118
Together Sandbox: $0.0149
Storage
Microsoft Foundry hosted agents: Not listed
Together Sandbox: Not listed
Free tier
Microsoft Foundry hosted agents: Not listed
Together Sandbox: Not listed
Paid plan from
Microsoft Foundry hosted agents: Pay as you go
Together Sandbox: Not listed
Billing
Microsoft Foundry hosted agents: Per second
Together Sandbox: Not listed

Limits

Max session
Microsoft Foundry hosted agents: Not listed
Together Sandbox: No limit
Idle stop
Microsoft Foundry hosted agents: After 15 minutes
Together Sandbox: Not listed
Largest sandbox
Microsoft Foundry hosted agents: 2 vCPU · 4 GiB
Together Sandbox: 16 vCPU · 128 GiB
Concurrent sandboxes
Microsoft Foundry hosted agents: Up to 2,000
Together Sandbox: Not listed

Platform

Isolation
Microsoft Foundry hosted agents: MicroVM
Together Sandbox: Firecracker microVM
GPU
Microsoft Foundry hosted agents: Not listed
Together Sandbox: Not listed
Snapshots
Microsoft Foundry hosted agents: Not listed
Together Sandbox:
Pause and resume
Microsoft Foundry hosted agents:
Together Sandbox: No

Developer

SDKs
Microsoft Foundry hosted agents: Python, JavaScript / TypeScript
Together Sandbox: Python, TypeScript
Integrations
Microsoft Foundry hosted agents: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK
Together Sandbox: Not listed

Trust

License
Microsoft Foundry hosted agents: Not listed
Together Sandbox: Not listed
BYOC
Microsoft Foundry hosted agents: Not listed
Together Sandbox: Not listed

Hourly cost

One sandbox running for one hour

Microsoft Foundry hosted agents
Together Sandbox
1 vCPU · 2 GiB
Microsoft Foundry hosted agents: $0.123
Together Sandbox: $0.074
2 vCPU · 4 GiB
Microsoft Foundry hosted agents: $0.246
Together Sandbox: $0.149
4 vCPU · 8 GiB
Microsoft Foundry hosted agents: $0.492
Together Sandbox: $0.298

Compute only, at list rates.

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Which one fits

Based on the fields above

Microsoft Foundry hosted agents fits when

  • You use the Claude Agent SDK, LangChain, MCP or the OpenAI Agents SDK.
  • You need pause and resume.

Together Sandbox fits when

  • You want the lower list price: $0.149 against $0.246 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.
  • You need a sandbox larger than 2 vCPU · 4 GiB.
  • You need SOC 2 Type II and ISO 27001.

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