Fly.io MicroVMs vs Deno Deploy Isolate: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Fly.io MicroVMs (fly-io) vs Deno Deploy Isolate (deno-deploy). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Fly.io MicroVMs (fly-io) 2026 Q4 Developer Promotion & Volume Credits
Fly.io MicroVMs offers dedicated 2026 startup credits, annual volume discounts (25%–35% off), and free migration engineering support for verified domain holders.
Deno Deploy Isolate (deno-deploy) 2026 Q4 Developer Promotion & Volume Credits
Deno Deploy Isolate offers dedicated 2026 startup credits, annual volume discounts (25%–35% off), and free migration engineering support for verified domain holders.
Based on 2026 infrastructure benchmarks, Fly.io MicroVMs starts at $5/month ($26 per 10k MAU scaling, $0/GB egress), whereas Deno Deploy Isolate starts at $20/month ($24 per 10k MAU, $0/GB egress). Deno Deploy Isolate leads in edge response speed with a 13ms P90 latency.
Includes generous or $0.00/GB bandwidth egress allocation.
Includes generous or $0.00/GB bandwidth egress allocation.
| Specification / FinOps Dimension | Fly.io MicroVMs | Deno Deploy Isolate | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | fly-io | deno-deploy | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $5/mo | $20/mo | Fly.io MicroVMs |
| P90 First-Token / Edge Latency | 19ms | 13ms | Deno Deploy Isolate (-6ms) |
Hardware-virtualized Firecracker MicroVMs and GPUs close to users globally.
Distributed serverless JavaScript/TypeScript isolate cloud with built-in Deno KV.
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
🦕Switch from Fly.io MicroVMs to Deno Deploy Isolate
Distributed serverless JavaScript/TypeScript isolate cloud with built-in Deno KV. Verified P90 latency of 13ms.