Dedalus Machines vs Fly.io Sprites

Dedalus Machines costs $0.04536 per vCPU-hour and Fly.io Sprites costs $0.0385 per vCPU-hour. Dedalus Machines runs full VMs. Fly.io Sprites runs microVMs.

Updated Oct 14, 2026

Dedalus Machines

Linux virtual machines for AI agents that sleep when idle.

Isolation: Full VM
Free tier: $20 one-time sign-up credit
Max session: Not listed

Visit site Dedalus Machines profile

Fly.io Sprites

Persistent Linux computers that sleep when idle.

Isolation: MicroVM
Free tier: $30 trial credit
Max session: Not listed

Visit site Fly.io Sprites profile

What is different

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

Field

Dedalus Machines

Fly.io Sprites

vCPU, per hour: Dedalus Machines: $0.04536; Fly.io Sprites: $0.0385
RAM, per GiB-hour: Dedalus Machines: $0.01458; Fly.io Sprites: $0.021875
Storage: Dedalus Machines: $0.0001 per GiB-hour; Fly.io Sprites: $0.000683 per GiB-hour
Free tier: Dedalus Machines: $20 one-time sign-up credit; Fly.io Sprites: $30 trial credit
Paid plan from: Dedalus Machines: $20 / month; Fly.io Sprites: Pay as you go
Billing: Dedalus Machines: Per second; Fly.io Sprites: Active CPU time only
Isolation: Dedalus Machines: Full VM; Fly.io Sprites: MicroVM
SDKs: Dedalus Machines: Python, TypeScript, Go; Fly.io Sprites: Python, JavaScript / TypeScript, Go

Full comparison

18 fields, at each provider's list price

Dedalus Machinesdedaluslabs.ai/pricingdedaluslabs.ai

Fly.io Spritesfly.io/pricing

Pricing

vCPU, per hour: Dedalus Machines: $0.04536; Fly.io Sprites: $0.0385
RAM, per GiB-hour: Dedalus Machines: $0.01458; Fly.io Sprites: $0.021875
Storage: Dedalus Machines: $0.0001 per GiB-hour; Fly.io Sprites: $0.000683 per GiB-hour
Free tier: Dedalus Machines: $20 one-time sign-up credit; Fly.io Sprites: $30 trial credit
Paid plan from: Dedalus Machines: $20 / month; Fly.io Sprites: Pay as you go
Billing: Dedalus Machines: Per second; Fly.io Sprites: Active CPU time only

Limits

Max session: Dedalus Machines: Not listed; Fly.io Sprites: Not listed
Idle stop: Dedalus Machines: After 5 minutes; Fly.io Sprites: Not listed
Largest sandbox: Dedalus Machines: 16 vCPU · 64 GiB; Fly.io Sprites: Not listed
Concurrent sandboxes: Dedalus Machines: Not listed; Fly.io Sprites: Not listed

Platform

Isolation: Dedalus Machines: Full VM; Fly.io Sprites: MicroVM
GPU: Dedalus Machines: Not listed; Fly.io Sprites: Not listed
Snapshots: Dedalus Machines: Not listed; Fly.io Sprites:
Pause and resume: Dedalus Machines:; Fly.io Sprites:

Developer

SDKs: Dedalus Machines: Python, TypeScript, Go; Fly.io Sprites: Python, JavaScript / TypeScript, Go
Integrations: Dedalus Machines: Not listed; Fly.io Sprites: MCP, OpenAI Agents SDK

Trust

License: Dedalus Machines: Not listed; Fly.io Sprites: Not listed
BYOC: Dedalus Machines: Enterprise plan; Fly.io Sprites: Not listed

Hourly cost

One sandbox running for one hour

Size

Dedalus Machines

Fly.io Sprites

1 vCPU · 2 GiB: Dedalus Machines: $0.075; Fly.io Sprites: $0.082
2 vCPU · 4 GiB: Dedalus Machines: $0.149; Fly.io Sprites: $0.165
4 vCPU · 8 GiB: Dedalus Machines: $0.298; Fly.io Sprites: $0.329

Compute only, at list rates.

Open the calculator

Which one fits

Based on the fields above

Dedalus Machines fits when

You want each sandbox to be a full VM.
You want the lower list price: $0.149 against $0.165 an hour for 2 vCPU and 4 GiB.
You need the sandboxes in your own cloud account.

Fly.io Sprites fits when

You want to pay only for usage, with no plan fee.
You want each sandbox in its own microVM.
You use MCP or the OpenAI Agents SDK.
You want the larger free credit: $30 against $20.

More comparisons

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Dedalus Machines

Fly.io Sprites

What is different

Full comparison

Pricing

Limits

Platform

Developer

Trust

Hourly cost

Which one fits

Dedalus Machines fits when

Fly.io Sprites fits when

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