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| Metric | Cloudflare Workers | Node.js | Open WebUI |
|---|---|---|---|
| Score | B+75 | B-65 | F41 |
| Type | Edge | Language | |
| Execution | jit | jit | hybrid |
| Interface | platform | cli | gui |
| Cold Start | <1ms | 50ms | 3000ms |
| Memory | 128MB | 40MB | 500MB |
| Startup | <1ms | 20ms | 1000ms |
| Isolation | process | process | container |
| Maturity | production | production | stable |
| Languages | JavaScript, TypeScript, Rust, C, C++ | JavaScript, TypeScript | Python, TypeScript |
| License | Proprietary | MIT | MIT |
| Links |