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| Metric | Cloudflare Workers | containerd | Jan |
|---|---|---|---|
| Score | B+75 | B-66 | F34 |
| Type | Edge | Container | |
| Execution | jit | hybrid | hybrid |
| Interface | platform | platform | gui |
| Cold Start | <1ms | 100ms | 2000ms |
| Memory | 128MB | 20MB | 600MB |
| Startup | <1ms | 20ms | 400ms |
| Isolation | process | container | process |
| Maturity | production | production | stable |
| Languages | JavaScript, TypeScript, Rust, C, C++ | Any | TypeScript, Python |
| License | Proprietary | Apache-2.0 | AGPL-3.0 |
| Links |