Everstack vs Microsoft Foundry hosted agents

Everstack costs $0.0666 per vCPU-hour and Microsoft Foundry hosted agents costs $0.0994 per vCPU-hour. Microsoft Foundry hosted agents runs microVMs.

Updated

Everstack

Isolation
Not listed
Free tier
$5 credit, valid 30 days after signup
Max session
Not listed

Microsoft Foundry hosted agents

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

What is different

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

Everstack
Microsoft Foundry hosted agents
vCPU, per hour
Everstack: $0.0666
Microsoft Foundry hosted agents: $0.0994
RAM, per GiB-hour
Everstack: Included
Microsoft Foundry hosted agents: $0.0118
Paid plan from
Everstack: $20 / month
Microsoft Foundry hosted agents: Pay as you go
Billing
Everstack: Bundled machine time
Microsoft Foundry hosted agents: Per second
Largest sandbox
Everstack: 4 vCPU · 4 GiB
Microsoft Foundry hosted agents: 2 vCPU · 4 GiB
Concurrent sandboxes
Everstack: Up to 50
Microsoft Foundry hosted agents: Up to 2,000
SDKs
Everstack: Python, TypeScript, Go
Microsoft Foundry hosted agents: Python, JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Everstack: $0.0666
Microsoft Foundry hosted agents: $0.0994
RAM, per GiB-hour
Everstack: Included
Microsoft Foundry hosted agents: $0.0118
Storage
Everstack: Free
Microsoft Foundry hosted agents: Not listed
Free tier
Everstack: $5 credit, valid 30 days after signup
Microsoft Foundry hosted agents: Not listed
Paid plan from
Everstack: $20 / month
Microsoft Foundry hosted agents: Pay as you go
Billing
Everstack: Bundled machine time
Microsoft Foundry hosted agents: Per second

Limits

Max session
Everstack: Not listed
Microsoft Foundry hosted agents: Not listed
Idle stop
Everstack: Not listed
Microsoft Foundry hosted agents: After 15 minutes
Largest sandbox
Everstack: 4 vCPU · 4 GiB
Microsoft Foundry hosted agents: 2 vCPU · 4 GiB
Concurrent sandboxes
Everstack: Up to 50
Microsoft Foundry hosted agents: Up to 2,000

Platform

Isolation
Everstack: Not listed
Microsoft Foundry hosted agents: MicroVM
GPU
Everstack: Not listed
Microsoft Foundry hosted agents: Not listed
Snapshots
Everstack:
Microsoft Foundry hosted agents: Not listed
Pause and resume
Everstack:
Microsoft Foundry hosted agents:

Developer

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

Trust

License
Everstack: Apache-2.0
Microsoft Foundry hosted agents: Not listed
BYOC
Everstack: Not listed
Microsoft Foundry hosted agents: Not listed

Hourly cost

One sandbox running for one hour

Everstack
Microsoft Foundry hosted agents
1 vCPU · 2 GiB
Everstack: $0.067
Microsoft Foundry hosted agents: $0.123
2 vCPU · 4 GiB
Everstack: $0.133
Microsoft Foundry hosted agents: $0.246
4 vCPU · 8 GiB
Everstack: $0.266
Microsoft Foundry hosted agents: $0.492

Compute only, at list rates.

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Which one fits

Based on the fields above

Everstack fits when

  • You want an open-source platform (Apache-2.0) that you can self-host.
  • You want the lower list price: $0.133 against $0.246 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.
  • You need a desktop in the sandbox.

Microsoft Foundry hosted agents fits when

  • You want to pay only for usage, with no plan fee.
  • You use the Claude Agent SDK, LangChain, MCP or the OpenAI Agents SDK.

More comparisons

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