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| Metric | Bun | Cloudflare Workers | Python (CPython) | vLLM |
|---|---|---|---|---|
| Score | B+76 | B+75 | B71 | F35 |
| Type | Language | Edge | Language | |
| Execution | jit | jit | interpreted | jit |
| Interface | cli | platform | cli | api |
| Cold Start | 3ms | <1ms | 50ms | 5000ms |
| Memory | 25MB | 128MB | 15MB | 2000MB |
| Startup | 1ms | <1ms | 10ms | 3000ms |
| Isolation | process | process | process | process |
| Maturity | stable | production | production | production |
| Languages | JavaScript, TypeScript, JSX, TSX | JavaScript, TypeScript, Rust, C, C++ | Python | Python |
| License | MIT | Proprietary | Other | Apache-2.0 |
| Links |