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| Metric | Wasmtime | Cloudflare Workers | Python (CPython) | AWS Lambda | ROCm |
|---|---|---|---|---|---|
| Score | A88 | B+75 | B71 | B-65 | C56 |
| Type | WebAssembly | Edge | Language | Serverless | |
| Execution | aot | jit | interpreted | hybrid | aot |
| Interface | cli | platform | cli | platform | sdk |
| Cold Start | 1ms | <1ms | 50ms | 200ms | 200ms |
| Memory | 5MB | 128MB | 15MB | 128MB | 600MB |
| Startup | <1ms | <1ms | 10ms | 100ms | 100ms |
| Isolation | process | process | process | microvm | hardware |
| Maturity | production | production | production | production | stable |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | JavaScript, TypeScript, Rust, C, C++ | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | C, C++, Python |
| License | Apache-2.0 | Proprietary | Other | Proprietary | MIT |
| Links |