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| Metric | Wasmtime | V8 | Vercel Edge Functions |
|---|---|---|---|
| Score | A88 | B74 | B71 |
| Type | WebAssembly | Language | Edge |
| Execution | aot | jit | jit |
| Interface | cli | embedded | platform |
| Cold Start | 1ms | 5ms | 10ms |
| Memory | 5MB | 30MB | 128MB |
| Startup | <1ms | 2ms | 1ms |
| Isolation | process | process | process |
| Maturity | production | production | stable |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | JavaScript, TypeScript, WebAssembly | JavaScript, TypeScript, WebAssembly |
| License | Apache-2.0 | BSD-3-Clause | Proprietary |
| Links |