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| Metric | Bun | Metal | Python (CPython) | Docker |
|---|---|---|---|---|
| Score | B+76 | B74 | B71 | C-54 |
| Type | Language | Language | Container | |
| Execution | jit | aot | interpreted | hybrid |
| Interface | cli | sdk | cli | cli |
| Cold Start | 3ms | 50ms | 50ms | 500ms |
| Memory | 25MB | 100MB | 15MB | 50MB |
| Startup | 1ms | 20ms | 10ms | 200ms |
| Isolation | process | hardware | process | container |
| Maturity | stable | production | production | production |
| Languages | JavaScript, TypeScript, JSX, TSX | Swift, Objective-C, C++ | Python | Any |
| License | MIT | Proprietary | Other | Apache-2.0 |
| Links |