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| Metric | Cloudflare Workers | gVisor | Python (CPython) | vLLM |
|---|---|---|---|---|
| Score | B+75 | B72 | B71 | F35 |
| Type | Edge | MicroVM | Language | |
| Execution | jit | hybrid | interpreted | jit |
| Interface | platform | cli | cli | api |
| Cold Start | <1ms | 50ms | 50ms | 5000ms |
| Memory | 128MB | 20MB | 15MB | 2000MB |
| Startup | <1ms | 30ms | 10ms | 3000ms |
| Isolation | process | microvm | process | process |
| Maturity | production | stable | production | production |
| Languages | JavaScript, TypeScript, Rust, C, C++ | Any | Python | Python |
| License | Proprietary | Apache-2.0 | Other | Apache-2.0 |
| Links |