The 128k Context Illusion: How to Test 'Lost in the Middle' in Local LLMs In August 2026, almost every newly released open-weight model claims a 128k token context window . Whether it's Qwen 3. 8 (27B), Llama 3.
Source: [Dev.to](https://dev.to/minh_phuongnguyen_b13201/the-128k-context-illusion-how-to-test-lost-in-the-middle-in-local-llms-9i8)