Select runtimes to compare side by side. Click chips below to toggle selection.
| Metric | Bun | V8 | Python (CPython) | Node.js | LLM (Python CLI) |
|---|---|---|---|---|---|
| Score | B+76 | B74 | B71 | B-65 | D49 |
| Type | Language | Language | Language | Language | |
| Execution | jit | jit | interpreted | jit | hybrid |
| Interface | cli | embedded | cli | cli | cli |
| Cold Start | 3ms | 5ms | 50ms | 50ms | 500ms |
| Memory | 25MB | 30MB | 15MB | 40MB | 100MB |
| Startup | 1ms | 2ms | 10ms | 20ms | 100ms |
| Isolation | process | process | process | process | process |
| Maturity | stable | production | production | production | stable |
| Languages | JavaScript, TypeScript, JSX, TSX | JavaScript, TypeScript, WebAssembly | Python | JavaScript, TypeScript | Python |
| License | MIT | BSD-3-Clause | Other | MIT | Apache-2.0 |
| Links |