Comparison
ECC vs rtk
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| ECC | rtk | |
|---|---|---|
| Tagline | The agent harness performance optimization system | CLI proxy reducing LLM token consumption by 60-90% |
| Stars | 227k | 69k |
| Forks | 35k | 4.3k |
| Open issues | 73 | 1.5k |
| Language | JavaScript | Rust |
| License | MIT | Apache-2.0 |
| Last pushed | Jul 6, 2026 | Jul 7, 2026 |
| Categories | AI Agents, Developer Tools | Inference & Serving, Developer Tools |
Choose ECC if…
- More widely adopted - 227k stars vs 69k.
- Leaner open-issue backlog (73).
- Also covers AI Agents.