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| Metric | Cloudflare Workers | Firecracker | Node.js | KoboldCpp |
|---|---|---|---|---|
| Score | B+75 | B70 | B-65 | F38 |
| Type | Edge | MicroVM | Language | |
| Execution | jit | aot | jit | hybrid |
| Interface | platform | api | cli | gui |
| Cold Start | <1ms | 125ms | 50ms | 1500ms |
| Memory | 128MB | 5MB | 40MB | 400MB |
| Startup | <1ms | 100ms | 20ms | 300ms |
| Isolation | process | microvm | process | process |
| Maturity | production | production | production | stable |
| Languages | JavaScript, TypeScript, Rust, C, C++ | Any | JavaScript, TypeScript | C++, Python |
| License | Proprietary | Apache-2.0 | MIT | AGPL-3.0 |
| Links |