Fly.io Sprites vs Morph

Fly.io Sprites costs $0.0385 per vCPU-hour and Morph costs $0.05 per vCPU-hour. Fly.io Sprites runs microVMs. Morph runs full VMs.

Updated

Fly.io Sprites

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

Morph

Isolation
Full VM
Free tier
Not listed
Max session
Not listed

What is different

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

Fly.io Sprites
Morph
vCPU, per hour
Fly.io Sprites: $0.0385
Morph: $0.05
RAM, per GiB-hour
Fly.io Sprites: $0.021875
Morph: Included
Billing
Fly.io Sprites: Active CPU time only
Morph: Bundled machine time
Isolation
Fly.io Sprites: MicroVM
Morph: Full VM
SDKs
Fly.io Sprites: Python, JavaScript / TypeScript, Go
Morph: Python, JavaScript / TypeScript

Full comparison

18 fields, at each provider's list price

Pricing

vCPU, per hour
Fly.io Sprites: $0.0385
Morph: $0.05
RAM, per GiB-hour
Fly.io Sprites: $0.021875
Morph: Included
Storage
Fly.io Sprites: $0.000683 per GiB-hour
Morph: Not listed
Free tier
Fly.io Sprites: $30 trial credit
Morph: Not listed
Paid plan from
Fly.io Sprites: Pay as you go
Morph: Pay as you go
Billing
Fly.io Sprites: Active CPU time only
Morph: Bundled machine time

Limits

Max session
Fly.io Sprites: Not listed
Morph: Not listed
Idle stop
Fly.io Sprites: Not listed
Morph: Not listed
Largest sandbox
Fly.io Sprites: Not listed
Morph: Not listed
Concurrent sandboxes
Fly.io Sprites: Not listed
Morph: Up to 128

Platform

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

Developer

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

Trust

License
Fly.io Sprites: Not listed
Morph: Not listed
BYOC
Fly.io Sprites: Not listed
Morph: Not listed

Hourly cost

One sandbox running for one hour

Fly.io Sprites
Morph
1 vCPU · 2 GiB
Fly.io Sprites: $0.082
Morph: $0.050
2 vCPU · 4 GiB
Fly.io Sprites: $0.165
Morph: $0.100
4 vCPU · 8 GiB
Fly.io Sprites: $0.329
Morph: $0.200

Compute only, at list rates.

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Which one fits

Based on the fields above

Fly.io Sprites fits when

  • You want each sandbox in its own microVM.
  • You use MCP or the OpenAI Agents SDK.
  • Your code waits a lot: CPU is billed only while it is in use.

Morph fits when

  • You want each sandbox to be a full VM.
  • You want the lower list price: $0.100 against $0.165 an hour for 2 vCPU and 4 GiB.

More comparisons

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