Abstract Algorithms
Abstract Algorithms

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Topic

llm engineering

3 articles across 3 sub-topics

Sub-topic

Self Hosting

1 article

Managed API LLMs vs Self-Hosted Models: When to Switch and When Not To

Managed API LLMs vs Self-Hosted Models: When to Switch and When Not To

TLDR: Most teams should start with managed LLM APIs because they buy speed, reliability, model quality, and low operational burden. Move to self-hosted or open-weight models only when you have stable

Apr 17, 2026โ€ข17 min read

Sub-topic

Model Selection

1 article

LLM Model Selection Guide: GPT-4o vs Claude vs Llama vs Mistral โ€” When to Use Which

TLDR: ๐Ÿง  Choosing the right LLM can save you 80% on costs while maintaining quality. This guide provides a decision framework, cost comparison, and practical examples to help engineering teams select

Mar 29, 2026โ€ข23 min read

Sub-topic

Context-window

1 article

Context Window Management: Strategies for Long Documents and Extended Conversations

TLDR: ๐Ÿง  Context windows are LLM memory limits. When conversations grow past 4K-128K tokens, you need strategies: sliding windows (cheap, lossy), summarization (balanced), RAG (selective), map-reduce

Mar 29, 2026โ€ข20 min read

Abstract Algorithms ยท ยฉ 2026 ยท Engineering learning lab