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| Metric | WasmEdge | Cloudflare Workers | Metal |
|---|---|---|---|
| Score | A89 | B+75 | B74 |
| Type | WebAssembly | Edge | |
| Execution | hybrid | jit | aot |
| Interface | cli | platform | sdk |
| Cold Start | 1ms | <1ms | 50ms |
| Memory | 5MB | 128MB | 100MB |
| Startup | <1ms | <1ms | 20ms |
| Isolation | process | process | hardware |
| Maturity | production | production | production |
| Languages | Rust, C, C++, Go, JavaScript, Swift, AssemblyScript | JavaScript, TypeScript, Rust, C, C++ | Swift, Objective-C, C++ |
| License | Apache-2.0 | Proprietary | Proprietary |
| Links |