Fly.io Sprites vs E2B

Side by side, from each vendor's own pages. No winner is declared; pick by what matters to you.

	Fly.io Sprites	E2B
Type	managed	managed
Isolation	Unknown	Unknown
Self-hostable	Unknown	Yes
GPU	Unknown	No
Free tier	$30 trial credit for new orgs	Hobby $0, one-time $100 credits, 20 concurrent
Pricing	$0.0385/CPU-h (actual use), $0.021875/GB-h memory; idle not billed	Pro $150/mo + $0.000014/vCPU-s, $0.0000045/GiB-s RAM
Max session	Unknown	Hobby 1h, Pro 24h
Notes	100 GB persistent volume; checkpoints; credential connectors. Isolation not stated on fetched page.	CPU-only per pricing page. Isolation tech not on fetched pages (third-party sources say Firecracker, unverified). Self-host via open-source infra repo per its GitHub description.

Sources: see each service page.