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| Metric | Cloudflare Workers | AWS Lambda |
|---|---|---|
| Score | B+75 | B-65 |
| Type | Edge | Serverless |
| Execution | jit | hybrid |
| Interface | platform | platform |
| Cold Start | <1ms | 200ms |
| Memory | 128MB | 128MB |
| Startup | <1ms | 100ms |
| Isolation | process | microvm |
| Maturity | production | production |
| Languages | JavaScript, TypeScript, Rust, C, C++ | JavaScript, TypeScript, Python, Java, Go, Ruby, .NET, Rust |
| License | Proprietary | Proprietary |
| Links |