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| Metric | wazero | V8 | Python (CPython) | AWS Lambda | Node.js |
|---|---|---|---|---|---|
| Score | A-81 | B74 | B71 | B-65 | B-65 |
| Type | WebAssembly | Language | Language | Serverless | Language |
| Execution | jit | jit | interpreted | hybrid | jit |
| Interface | sdk | embedded | cli | platform | cli |
| Cold Start | 1ms | 5ms | 50ms | 200ms | 50ms |
| Memory | 5MB | 30MB | 15MB | 128MB | 40MB |
| Startup | <1ms | 2ms | 10ms | 100ms | 20ms |
| Isolation | process | process | process | microvm | process |
| Maturity | stable | production | production | production | production |
| Languages | Go | JavaScript, TypeScript, WebAssembly | Python | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript |
| License | Apache-2.0 | BSD-3-Clause | Other | Proprietary | MIT |
| Links |