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| Metric | Bun | gVisor | Python (CPython) | AWS Lambda | Node.js | Open WebUI |
|---|---|---|---|---|---|---|
| Score | B+76 | B72 | B71 | B-65 | B-65 | F41 |
| Type | Language | MicroVM | Language | Serverless | Language | |
| Execution | jit | hybrid | interpreted | hybrid | jit | hybrid |
| Interface | cli | cli | cli | platform | cli | gui |
| Cold Start | 3ms | 50ms | 50ms | 200ms | 50ms | 3000ms |
| Memory | 25MB | 20MB | 15MB | 128MB | 40MB | 500MB |
| Startup | 1ms | 30ms | 10ms | 100ms | 20ms | 1000ms |
| Isolation | process | microvm | process | microvm | process | container |
| Maturity | stable | stable | production | production | production | stable |
| Languages | JavaScript, TypeScript, JSX, TSX | Any | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | Python, TypeScript |
| License | MIT | Apache-2.0 | Other | Proprietary | MIT | MIT |
| Links |