Blaxel vs Microsoft Foundry hosted agents

Blaxel bills memory only, at $0.0414 per GiB-hour. Microsoft Foundry hosted agents costs $0.0994 per vCPU-hour. Blaxel runs microVMs and has no session limit. Microsoft Foundry hosted agents runs microVMs.

Updated

Blaxel

Isolation
MicroVM
Free tier
Credit of up to $200
Max session
No limit

Microsoft Foundry hosted agents

Isolation
MicroVM
Free tier
Not listed
Max session
Not listed

What is different

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

Blaxel
Microsoft Foundry hosted agents
vCPU, per hour
Blaxel: Included
Microsoft Foundry hosted agents: $0.0994
RAM, per GiB-hour
Blaxel: $0.0414
Microsoft Foundry hosted agents: $0.0118
Billing
Blaxel: Memory only
Microsoft Foundry hosted agents: Per second
SDKs
Blaxel: Python, TypeScript, Go
Microsoft Foundry hosted agents: Python, JavaScript / TypeScript
Integrations
Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code, LangChain, Vercel AI SDK
Microsoft Foundry hosted agents: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Blaxel: Included
Microsoft Foundry hosted agents: $0.0994
RAM, per GiB-hour
Blaxel: $0.0414
Microsoft Foundry hosted agents: $0.0118
Storage
Blaxel: Snapshots $0.20 per GB per month. Volumes $0.12 per GB per month. Images $0.045 per GB per month.
Microsoft Foundry hosted agents: Not listed
Free tier
Blaxel: Credit of up to $200
Microsoft Foundry hosted agents: Not listed
Paid plan from
Blaxel: Pay as you go
Microsoft Foundry hosted agents: Pay as you go
Billing
Blaxel: Memory only
Microsoft Foundry hosted agents: Per second

Limits

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

Platform

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

Developer

SDKs
Blaxel: Python, TypeScript, Go
Microsoft Foundry hosted agents: Python, JavaScript / TypeScript
Integrations
Blaxel: OpenAI Agents SDK, Claude Agent SDK, MCP, Claude Code, LangChain, Vercel AI SDK
Microsoft Foundry hosted agents: Claude Agent SDK, LangChain, MCP, OpenAI Agents SDK

Trust

License
Blaxel: Not listed
Microsoft Foundry hosted agents: Not listed
BYOC
Blaxel: Bring-your-own-metal in your VPC, on request
Microsoft Foundry hosted agents: Not listed

Hourly cost

One sandbox running for one hour

Blaxel
Microsoft Foundry hosted agents
1 vCPU · 2 GiB
Blaxel: $0.083
Microsoft Foundry hosted agents: $0.123
2 vCPU · 4 GiB
Blaxel: $0.166
Microsoft Foundry hosted agents: $0.246
4 vCPU · 8 GiB
Blaxel: $0.331
Microsoft Foundry hosted agents: $0.492

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Blaxel fits when

  • You use Claude Code or the Vercel AI SDK.
  • You want the lower list price: $0.166 against $0.246 an hour for 2 vCPU and 4 GiB.
  • You need snapshots.
  • You need a desktop in the sandbox.

More comparisons

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