Declaw vs Phonebox

Declaw costs $0.0504 per vCPU-hour. Declaw runs Firecracker microVMs and limits a session to 72 hours. Phonebox limits a session to 3 hours.

Updated

Declaw

Isolation
Firecracker microVM
Free tier
$100 sandbox credit, one time
Max session
72 hours

Phonebox

Isolation
Not listed
Free tier
$2 starter credit, one time, no card
Max session
3 hours

What is different

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

Declaw
Phonebox
Free tier
Declaw: $100 sandbox credit, one time
Phonebox: $2 starter credit, one time, no card
Billing
Declaw: Per second
Phonebox: Bundled machine time
Max session
Declaw: 72 hours
Phonebox: 3 hours
Concurrent sandboxes
Declaw: Up to 500
Phonebox: Up to 5
SDKs
Declaw: Python, TypeScript, Go
Phonebox: TypeScript
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Phonebox: MCP

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Declaw: $0.0504
Phonebox: Not listed
RAM, per GiB-hour
Declaw: $0.0162
Phonebox: Not listed
Storage
Declaw: $0.00015264 per GiB-hour
Phonebox: Not listed
Free tier
Declaw: $100 sandbox credit, one time
Phonebox: $2 starter credit, one time, no card
Paid plan from
Declaw: Pay as you go
Phonebox: Pay as you go
Billing
Declaw: Per second
Phonebox: Bundled machine time

Limits

Max session
Declaw: 72 hours
Phonebox: 3 hours
Idle stop
Declaw: Not listed
Phonebox: After 5 minutes
Largest sandbox
Declaw: 16 vCPU · 16 GiB
Phonebox: Not listed
Concurrent sandboxes
Declaw: Up to 500
Phonebox: Up to 5

Platform

Isolation
Declaw: Firecracker microVM
Phonebox: Not listed
GPU
Declaw: Not listed
Phonebox: Not listed
Snapshots
Declaw:
Phonebox: Not listed
Pause and resume
Declaw:
Phonebox:

Developer

SDKs
Declaw: Python, TypeScript, Go
Phonebox: TypeScript
Integrations
Declaw: LangChain, OpenAI Agents SDK, MCP
Phonebox: MCP

Trust

License
Declaw: Not listed
Phonebox: Not listed
BYOC
Declaw: Bring Your Own Cloud. Deploy in your VPC.
Phonebox: Not listed

Hourly cost

One sandbox running for one hour

Declaw
Phonebox
1 vCPU · 2 GiB
Declaw: $0.083
Phonebox: Not listed
2 vCPU · 4 GiB
Declaw: $0.166
Phonebox: Not listed
4 vCPU · 8 GiB
Declaw: $0.331
Phonebox: Not listed

Compute only, at list rates.

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Which one fits

Based on the fields above

Declaw fits when

  • A session must run longer than 3 hours.
  • You use LangChain or the OpenAI Agents SDK.
  • You want the larger free credit: $100 against $2.
  • You need snapshots.

More comparisons

See all comparisons

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