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| Metric | Wasmtime | Wasmer | Cloudflare Workers | Python (CPython) | AWS Lambda | Node.js | KoboldCpp |
|---|---|---|---|---|---|---|---|
| Score | A88 | A-83 | B+75 | B71 | B-65 | B-65 | F38 |
| Type | WebAssembly | WebAssembly | Edge | Language | Serverless | Language | |
| Execution | aot | hybrid | jit | interpreted | hybrid | jit | hybrid |
| Interface | cli | cli | platform | cli | platform | cli | gui |
| Cold Start | 1ms | 2ms | <1ms | 50ms | 200ms | 50ms | 1500ms |
| Memory | 5MB | 8MB | 128MB | 15MB | 128MB | 40MB | 400MB |
| Startup | <1ms | 1ms | <1ms | 10ms | 100ms | 20ms | 300ms |
| Isolation | process | process | process | process | microvm | process | process |
| Maturity | production | stable | production | production | production | production | stable |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | Rust, C, C++, Go, Python, Ruby, PHP | JavaScript, TypeScript, Rust, C, C++ | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | C++, Python |
| License | Apache-2.0 | MIT | Proprietary | Other | Proprietary | MIT | AGPL-3.0 |
| Links |