Select runtimes to compare side by side. Click chips below to toggle selection.
| Metric | Python (CPython) | Node.js | Deno | llama.cpp | CTransformers | Jan |
|---|---|---|---|---|---|---|
| Score | B71 | B-65 | C+64 | C+63 | D46 | F34 |
| Type | Language | Language | Language | |||
| Execution | interpreted | jit | jit | aot | hybrid | hybrid |
| Interface | cli | cli | cli | cli | sdk | gui |
| Cold Start | 50ms | 50ms | 20ms | 100ms | 800ms | 2000ms |
| Memory | 15MB | 40MB | 35MB | 50MB | 200MB | 600MB |
| Startup | 10ms | 20ms | 15ms | 10ms | 100ms | 400ms |
| Isolation | process | process | process | process | process | process |
| Maturity | production | production | stable | production | stable | stable |
| Languages | Python | JavaScript, TypeScript | JavaScript, TypeScript, WebAssembly | C, C++ | Python, C++ | TypeScript, Python |
| License | Other | MIT | MIT | MIT | MIT | AGPL-3.0 |
| Links |