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| Metric | Cloudflare Workers | Python (CPython) | Vercel Edge Functions | ONNX Runtime |
|---|---|---|---|---|
| Score | B+75 | B71 | B71 | C-50 |
| Type | Edge | Language | Edge | |
| Execution | jit | interpreted | jit | hybrid |
| Interface | platform | cli | platform | sdk |
| Cold Start | <1ms | 50ms | 10ms | 500ms |
| Memory | 128MB | 15MB | 128MB | 300MB |
| Startup | <1ms | 10ms | 1ms | 100ms |
| Isolation | process | process | process | process |
| Maturity | production | production | stable | production |
| Languages | JavaScript, TypeScript, Rust, C, C++ | Python | JavaScript, TypeScript, WebAssembly | Python, C++, C#, Java |
| License | Proprietary | Other | Proprietary | MIT |
| Links |