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| Metric | Wasmtime | Bun | Python (CPython) | AWS Lambda | Node.js | ONNX Runtime |
|---|---|---|---|---|---|---|
| Score | A88 | B+76 | B71 | B-65 | B-65 | C-50 |
| Type | WebAssembly | Language | Language | Serverless | Language | |
| Execution | aot | jit | interpreted | hybrid | jit | hybrid |
| Interface | cli | cli | cli | platform | cli | sdk |
| Cold Start | 1ms | 3ms | 50ms | 200ms | 50ms | 500ms |
| Memory | 5MB | 25MB | 15MB | 128MB | 40MB | 300MB |
| Startup | <1ms | 1ms | 10ms | 100ms | 20ms | 100ms |
| Isolation | process | process | process | microvm | process | process |
| Maturity | production | stable | production | production | production | production |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | JavaScript, TypeScript, JSX, TSX | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | Python, C++, C#, Java |
| License | Apache-2.0 | MIT | Other | Proprietary | MIT | MIT |
| Links |