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liquid ai

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Jan 15, 2026

Building the Agentic Execution Harness

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The Execution Layer Shift We are moving beyond simple prompting into the era of the 'agentic harness'—sophisticated execution layers like Anthropic’s Model Context Protocol (MCP) that wrap models in persistent context and tool-making capabilities.

Efficiency vs. The Token Tax While frontier models like GPT-5.2 solve long-horizon planning drift, developers are fighting a 'token tax' with lazy loading for MCP tools and exploring NVIDIA’s Test-Time Training to bypass the autoregressive tax.

Small Models, Specialized Actions The 'bloated agent' is being replaced by hyper-optimized micro-models and frameworks like smolagents that prioritize transparent Python code and direct GUI control.

Infrastructure Bifurcation As power users hit usage caps on models like Claude Opus 4.5, the ecosystem is splitting between sovereign hardware stacks and hyper-specialized inference engines like Cerebras.

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AnthropicCerebrasCursorFrontMCPGoogleHuawei+67 more
324 time saved2057 sources26 min read

Jan 5, 2026

Recursive Logic and Lean Harnesses

Description

The agentic landscape is undergoing a fundamental architectural purge. We are moving past the 'wrapper era' of 2024, characterized by brittle JSON schemas and heavy abstractions, toward a leaner, more recursive future. Meta’s $500M acquisition of Manus AI serves as a definitive signal: general-purpose agentic architectures are being pulled into the platform layer to solve the long-standing 'hallucination gap.' For builders, the transition is visible in the shift from static prompt engineering to Recursive Language Models (RLMs) and the 'Code Agent' movement led by frameworks like smolagents. By allowing agents to write and execute their own Python logic rather than fighting rigid schemas, we are seeing massive gains in task reliability and context management. Anthropic’s Opus 4.5, with its 64k reasoning window, is facilitating a new hierarchical workflow—using high-reasoning models for planning while smaller, local models handle execution via optimized inference forks like ik_llama.cpp. Whether it's the standardization of the Model Context Protocol (MCP) or the emergence of local-first agent harnesses, the goal is clear: moving agents out of the demo trap and into production-ready autonomy. If you aren't architecting for long-horizon, inspectable reasoning chains, you are building on a foundation that is rapidly being deprecated.

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AnthropicAppleCrewAIDeepSeekGoogleHugging Face+71 more
847 time saved5462 sources24 min read