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| Metric | Cloudflare Workers | V8 | Python (CPython) | AWS Lambda | Node.js | ONNX Runtime |
|---|---|---|---|---|---|---|
| Score | B+75 | B74 | B71 | B-65 | B-65 | C-50 |
| Type | Edge | Language | Language | Serverless | Language | |
| Execution | jit | jit | interpreted | hybrid | jit | hybrid |
| Interface | platform | embedded | cli | platform | cli | sdk |
| Cold Start | <1ms | 5ms | 50ms | 200ms | 50ms | 500ms |
| Memory | 128MB | 30MB | 15MB | 128MB | 40MB | 300MB |
| Startup | <1ms | 2ms | 10ms | 100ms | 20ms | 100ms |
| Isolation | process | process | process | microvm | process | process |
| Maturity | production | production | production | production | production | production |
| Languages | JavaScript, TypeScript, Rust, C, C++ | JavaScript, TypeScript, WebAssembly | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | Python, C++, C#, Java |
| License | Proprietary | BSD-3-Clause | Other | Proprietary | MIT | MIT |
| Links |