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Consistency Is Not a Coincidence: When LLM Agents Disagree With Themselves

Opening — Why This Matters Now We are entering the age of agentic AI. Not chatbots. Not autocomplete on steroids. Agents that search, retrieve, execute, and decide. And here is the uncomfortable question: If you run the same LLM agent on the same task twice — do you get the same behavior? According to the recent empirical study “When Agents Disagree With Themselves: Measuring Behavioral Consistency in LLM-Based Agents” (arXiv:2602.11619v1), the answer is often no. ...

February 14, 2026 · 5 min · Zelina
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Hierarchy Over Hype: Why Smarter Structure Beats Bigger Models

Opening — Why this matters now We have spent the last three years worshipping scale. Bigger models. Larger context windows. More parameters. More GPUs. The implicit assumption has been simple: if reasoning fails, add compute. The paper behind today’s discussion quietly challenges that orthodoxy. Instead of scaling outward, it scales inward — reorganizing reasoning into a structured, hierarchical process. And the results are not cosmetic. They are measurable. ...

February 14, 2026 · 4 min · Zelina
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Inference Under Pressure: When Scaling Laws Meet Real-World Constraints

Opening — Why This Matters Now We are living in the era of bigger is better—at least in AI. Model size scales, datasets expand, compute budgets inflate, and leaderboard scores dutifully climb. Investors applaud. Founders tweet. GPUs glow. But the paper we examine today (arXiv:2602.11609) asks a quietly uncomfortable question: What happens when the elegance of scaling laws collides with the messy physics of inference? ...

February 14, 2026 · 4 min · Zelina
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Merge Without a Mess: Adaptive Model Fusion in the Age of LLM Sprawl

Opening — Why This Matters Now We are entering the era of model sprawl. Every serious AI team now fine-tunes multiple variants of large language models (LLMs): one for legal drafting, one for finance QA, one for customer support tone alignment, perhaps another for internal agents. The result? A zoo of partially overlapping models competing for GPU time and operational budget. ...

February 14, 2026 · 4 min · Zelina
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PDE Family Reunion: When Symbolic AI Learns the Skeleton, Not Just the Skin

Opening — Why This Matters Now If you build simulations for a living, you already know the quiet inefficiency: the equation is the same, the parameters change, and yet we solve everything from scratch. Heat equation, different conductivity. Navier–Stokes, different viscosity. Advection, different transport velocity. Same skeleton. Different numbers. Traditional solvers recompute. Neural operators generalize—but as black boxes. They predict fields, not formulas. And for engineers, physicists, or regulators, a field without a structure is like a forecast without a model. ...

February 14, 2026 · 5 min · Zelina
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Signal Over Noise: Why Multimodal RL Needs to Know What to Ignore

Opening — Why this matters now Multimodal models have become the new default. Text, audio, video—feed it all in and let the transformer figure it out. The assumption is elegant: more signals, more intelligence. Reality is less polite. In production systems, signals are often missing, delayed, degraded, or irrelevant. Yet most RL post-training pipelines treat multimodal trajectories as if they were drawn from a single, homogeneous distribution. Every rollout is mixed together. Every reward is normalized together. Every gradient update assumes the model needed all modalities. ...

February 14, 2026 · 5 min · Zelina
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When Models Get Lost in Space: Why MLLMs Still Fail Geometry

Opening — Why This Matters Now Multimodal large language models (MLLMs) can caption images, describe scenes, and even explain memes with unsettling confidence. Yet ask them a textbook-level geometry problem involving orthographic projections or cube folding, and their composure dissolves. According to the newly proposed MathSpatial framework, humans solve structured spatial reasoning tasks with 96%+ accuracy, while most leading MLLMs struggle below 60%. Even frontier systems plateau far below human baselines. ...

February 14, 2026 · 5 min · Zelina
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Breaking Things on Purpose: How CLI-Gym Teaches AI to Fix the Real World

Opening — Why This Matters Now For the past two years, “AI coding agents” have been quietly conquering GitHub pull requests. Benchmarks like SWE-Bench climbed past 70% resolution rates. Investors applauded. Model sizes ballooned. Everyone nodded approvingly. Then the models walked into a terminal. On Terminal-Bench, where agents must actually interact with Linux environments—resolving dependencies, fixing broken libraries, debugging system configurations—even 100B+ parameter models struggle to reach 40% success. The gap is not incremental. It’s structural. ...

February 13, 2026 · 5 min · Zelina
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Checklist Capital: Reinforcing Agents Without Verifiable Rewards

Opening — Why This Matters Now If you’re building agentic systems in 2026, you’ve likely encountered the same uncomfortable truth: most real business objectives are not cleanly verifiable. Was the assistant helpful? Did it ask the right clarification question before calling an API? Did it respect budget constraints while still offering alternatives? These are not “exact match” problems. They are judgment problems. ...

February 13, 2026 · 5 min · Zelina
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Game On, Agents: When Multimodality Meets the Godot Engine

Opening — Why This Matters Now Coding agents can now refactor repositories, resolve GitHub issues, and pass respectable slices of SWE-Bench. Very impressive. Also slightly misleading. Because real-world work is rarely unimodal. Modern software systems are visual, stateful, asset-heavy, and context-rich. They blend code, media, physics, user interface layers, and dynamic runtime behavior. If we want agents that meaningfully automate creative and technical workflows—not just patch scripts—we need to evaluate them in environments where multimodality is structural, not decorative. ...

February 13, 2026 · 5 min · Zelina