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| Metric | Wasmtime | gVisor | Vercel Edge Functions |
|---|---|---|---|
| Score | A88 | B72 | B71 |
| Type | WebAssembly | MicroVM | Edge |
| Execution | aot | hybrid | jit |
| Interface | cli | cli | platform |
| Cold Start | 1ms | 50ms | 10ms |
| Memory | 5MB | 20MB | 128MB |
| Startup | <1ms | 30ms | 1ms |
| Isolation | process | microvm | process |
| Maturity | production | stable | stable |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | Any | JavaScript, TypeScript, WebAssembly |
| License | Apache-2.0 | Apache-2.0 | Proprietary |
| Links |