LLM Frameworks vs. the Raw SDK in Java

Sat, 04 Jul 2026 00:00:00 +0000

Introduction

Every LLM ecosystem now has at least one framework promising to make agents easier to build, and every framework post either oversells the abstraction or dismisses it outright. Neither is useful. The only honest way to evaluate a framework is to build the same thing twice — once on the vendor’s raw SDK, once on the framework — and compare what each version actually cost you and actually gave you back.

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LLM Frameworks vs. the Raw SDK in Java

Introduction