Select runtimes to compare side by side. Click chips below to toggle selection.
| Metric | Wasmtime | wazero | Azure Functions |
|---|---|---|---|
| Score | A88 | A-81 | C56 |
| Type | WebAssembly | WebAssembly | Serverless |
| Execution | aot | jit | hybrid |
| Interface | cli | sdk | platform |
| Cold Start | 1ms | 1ms | 800ms |
| Memory | 5MB | 5MB | 128MB |
| Startup | <1ms | <1ms | 100ms |
| Isolation | process | process | container |
| Maturity | production | stable | production |
| Languages | Rust, C, C++, Go, Python, AssemblyScript | Go | JavaScript, TypeScript, Python, Java, C#, PowerShell, Go |
| License | Apache-2.0 | Apache-2.0 | MIT |
| Links |