common-context-optimization

Mask large outputs and compact conversation state to preserve essential information.

1|Updated Mar 19, 2026
One-click install
npx skills add https://github.com/wildbitca/ai-resources --skill common-context-optimization
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: common-context-optimization
Source: https://github.com/wildbitca/ai-resources/tree/main/skills/common-context-optimization
Command: npx skills add https://github.com/wildbitca/ai-resources --skill common-context-optimization

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

Techniques to maximize context window efficiency, reduce latency, and prevent 'lost in middle' issues through strategic masking and compaction. (triggers: *.log, chat-history.json, reduce tokens, optimize context, summarize history, clear output)

Core Features & Use Cases

  • Observation Masking (Noise Reduction): Replace raw output with semantic summaries after consumption to keep context concise.
  • Context Compaction (State Preservation): Recursive summarization that preserves User Goal, Active Task, Current Errors, and Key Decisions.
  • KV-Cache Awareness (Latency): Enforce a strict System -> Tools -> RAG -> User order and an append-only history to maximize pre-fill cache hits.

See references/ masking.md and references/compaction.md for patterns and algorithms.

Quick Start

Configure the agent to automatically mask large outputs and perform recursive state compaction at defined intervals.

Frequently Asked Questions about common-context-optimization

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I reduce token usage in long-running AI conversations?

Reduce token usage in long-running AI conversations by applying observation masking to replace raw outputs with semantic summaries and using context compaction to preserve essential state. This prevents token budget overflows and keeps context concise.

What is context compaction and how does it preserve state for AI systems?

Context compaction is a recursive summarization technique that preserves state for AI systems by retaining the User Goal, Active Task, Current Errors, and Key Decisions. It prevents information loss when compacting long chat histories or tool logs.

How can I optimize AI latency when processing large tool outputs and logs?

Optimize AI latency when processing large tool outputs and logs by enforcing a strict System, Tools, RAG, and User order with an append-only history. This KV-cache awareness pattern maximizes pre-fill cache hits to significantly reduce response times.

What is the best way to prevent lost in the middle issues with large language model context?

Prevent lost in the middle issues with large language model context by strategically masking large outputs after consumption and applying recursive state compaction. This maximizes context window efficiency and keeps critical information visible.

Does observation masking work for managing chat-history.json and log files in tool-assisted reasoning?

Observation masking works for managing chat-history.json and log files in tool-assisted reasoning by replacing raw output with semantic summaries after consumption. This noise reduction technique keeps the context concise without losing critical reasoning state.

When should I avoid recursive summarization for context management?

Avoid recursive summarization for context management when preserving exact verbatim outputs is strictly required, because context compaction intentionally replaces full histories with summarized states to optimize token budgets and reduce latency.