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Long Context Models Memory Efficiency

BACKGROUND
4 SIGNALSFIRST DETECTED 22 March 2026UPDATED 14 October 2026
Narrative synthesis pending — 4 signals collected.
How the story developed
22 Sept
Other feeds and industry voices
28 Mar
I tested context quality degradation across token counts. The hallucination numbers at 200K are worse than I expected.

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12 million tokens, linear cost: Subquadratic's bet against the attention tax

<p>The quadratic attention problem has quietly shaped everything you've built with LLMs. RAG pipelines, agentic decomposition, hybrid architectures — these aren't the natural

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2 Oct
10,000 Agents, a Millennium Prize, and Models That Learn to Lie: Noam Brown's Most Alarming Insights

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27 Mar
RYS Part 3: LLMs think in geometry, not language — new results across 4 models, including code and math

<table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1s59rct/rys_part_3_llms_think_in_geometry_not_language/"> <img alt="RYS Part 3: LLMs think in geometry, not

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27 Apr
Alignment Makes Models More Decisive Without Making Them More Truthful

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10 Apr
How are you handling KV cache memory pressure in production? HBM keeps filling up

<!-- SC_OFF --><div class="md"><p>Running Llama-3-70B with long contexts and hitting HBM limits constantly. 128K context burns approx 40GB just for KV cache — half the H100 gone

OPINION · HOW · LocalLLaMAOPEN STORY
24 Mar
Context Shifting + sliding window + RAG

<table> <tr><td> <a href="https://www.reddit.com/r/LocalLLaMA/comments/1s2bne8/context_shifting_sliding_window_rag/"> <img alt="Context Shifting + sliding window + RAG"

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26 Mar
Meta AI Releases TRIBE v2 a Model Capable of Predicting Brain Responses to a Various Conditions

<!-- SC_OFF --><div class="md"><p>Link to the paper:</p> <p><a

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