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| Metric | Firecracker | AWS Lambda | Node.js | Open WebUI |
|---|---|---|---|---|
| Score | B70 | B-65 | B-65 | F41 |
| Type | MicroVM | Serverless | Language | |
| Execution | aot | hybrid | jit | hybrid |
| Interface | api | platform | cli | gui |
| Cold Start | 125ms | 200ms | 50ms | 3000ms |
| Memory | 5MB | 128MB | 40MB | 500MB |
| Startup | 100ms | 100ms | 20ms | 1000ms |
| Isolation | microvm | microvm | process | container |
| Maturity | production | production | production | stable |
| Languages | Any | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust | JavaScript, TypeScript | Python, TypeScript |
| License | Apache-2.0 | Proprietary | MIT | MIT |
| Links |