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Exploring the LLM Frontier

Frontier tech insights and engineering notes on GPT-5.4, Claude 4.6, and Gemini 3.1

6 CORE TOPICS
LLM TECH DOMAIN
V. 26 ITERATION

Latest Posts

Explore the latest trends and deep analysis in AI tech

Evaluation

Agent Observability & Debugging: The Path from Black Box to White Box

AI Agents are not traditional software; we are debugging the reasoning process rather than the code itself. This article explores Trajectory Evaluation, LLM-as-a-Judge, and practical applications of mainstream Agent observability tools like LangSmith and Langfuse.

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AI Agent

Context Engineering Guide: Managing Context Window like RAM

The hottest concept in 2026, evolving from Prompt Engineering to Context Engineering. A deep dive into managing the context window through Write, Select, Compress, and Isolate strategies to solve long-context amnesia, hallucinations, and context poisoning.

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Evaluation

Reject Benchmark Hacking: How to Build an LLM Evaluation System for Your Business (LLM-as-a-Judge)

Cease the obsession with writing more code; shift focus to deep evaluation thinking. We deconstruct LLM-as-a-Judge biases, the mathematics behind metrics, and reshaping CI/CD defenses for probabilistic systems.

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Quantization

LLM Quantization Hands-On Guide: Four Routes from Zero to Production

Stop theorizing, start quantizing. From downloading pre-quantized models, to hands-on weight compression with AWQ/GPTQ/GGUF, to vLLM FP8 zero-calibration production deployment and QLoRA fine-tuning—four routes, each with complete copy-paste code.

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Industry Trends

The Critical Crossroads in AI History: Why Was *That One* Chosen Every Time?

A retrospective of six pivotal technology crossroads in AI's seventy-year history, dissecting the compute constraints, data dividends, and scalability logic behind each historical choice.

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Inference Deployment

vLLM Online Inference in Production: From Architecture to Token Billing

A deep dive into vLLM's core architecture (PagedAttention, continuous batching, APC prefix caching, speculative decoding) for online serving. Covers OpenAI-compatible API setup, performance tuning, token billing systems, and complete Docker deployment with Prometheus monitoring.

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Model Comparison

A panoramic view of the capabilities of the top 3 AI models

🧠

GPT-5.5

OpenAI · 2026.04.23
Context Window 512K
Multimodal ✓ Native
Coding Ability ★★★★★
Reasoning Depth ★★★★★
Thinking Agentic Omni
🎭

Claude Fable 5

Anthropic · 2026.06.09
Context Window 2M
Multimodal ✓ Visual Reasoning
Coding Ability ★★★★★
Agentic ★★★★★
Computer Use Software Eng Mythos Class
🌐

Qwen 3.7 Max

Alibaba · 2026.05.20
Context Window 256K
Multimodal ✓ Visual Reasoning
Coding Ability ★★★★☆
Reasoning Speed ★★★★★
Open Weights Top Reasoning Apache 2.0

Gemini 3.5 Flash

Google · 2026.05.19
Context Window 2M
Multimodal ✓ Omnimodal
Coding Ability ★★★★★
Reasoning Depth ★★★★★
Thinking Levels Audio/Video Search Integration
🐳

DeepSeek V4 Pro

DeepSeek · 2026.04.24
Context Window 64K
Multimodal Text
Coding Ability ★★★★★
Reasoning Depth ★★★★★
Deep Reasoning Open Weights MIT License
🦙

Llama 4 Scout

Meta · 2025.04.05
Context Window 10M
Multimodal Text / Image
Coding Ability ★★★★☆
Reasoning Speed ★★★★☆
Long Context Local Deploy Open Weights
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