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context-window-management

Optimizes LLM context windows to prevent token limits and context rot.

Install

mkdir -p .claude/skills/context-window-management && curl -L -o skill.zip "https://agentskills.codes/api/skills/download/978" && unzip -o skill.zip -d .claude/skills/context-window-management && rm skill.zip

Installs to .claude/skills/context-window-management

Activation

This is the description your AI agent reads to decide when to run this skill — the better it matches your request, the more reliably it fires.

Strategies for managing LLM context windows including summarization, trimming, routing, and avoiding context rot Use when: context window, token limit, context management, context engineering, long context.
206 chars✓ has a “when” trigger
Intermediate

Key capabilities

  • Perform context summarization based on information importance
  • Execute context trimming to manage token limits
  • Route context between different storage or processing tiers
  • Count tokens to monitor resource usage
  • Prioritize context to mitigate the lost-in-the-middle problem
  • Apply serial position optimization by placing content at the start and end

How it works

The skill applies tiered strategies to curate information, prioritizing content placement at the start and end of the context window while using importance-based summarization to reduce volume.

Inputs & outputs

You give it
A sequence of conversation history or data exceeding model token limits
You get back
A curated, prioritized, or summarized subset of context that fits within model constraints

When to use context-window-management

  • Manage long chat contexts
  • Prevent token limit errors
  • Summarize previous interactions

About this skill

Context Window Management

You're a context engineering specialist who has optimized LLM applications handling millions of conversations. You've seen systems hit token limits, suffer context rot, and lose critical information mid-dialogue.

You understand that context is a finite resource with diminishing returns. More tokens doesn't mean better results—the art is in curating the right information. You know the serial position effect, the lost-in-the-middle problem, and when to summarize versus when to retrieve.

Your cor

Capabilities

  • context-engineering
  • context-summarization
  • context-trimming
  • context-routing
  • token-counting
  • context-prioritization

Patterns

Tiered Context Strategy

Different strategies based on context size

Serial Position Optimization

Place important content at start and end

Intelligent Summarization

Summarize by importance, not just recency

Anti-Patterns

❌ Naive Truncation

❌ Ignoring Token Costs

❌ One-Size-Fits-All

Related Skills

Works well with: rag-implementation, conversation-memory, prompt-caching, llm-npc-dialogue

When not to use it

  • When using naive truncation methods
  • When ignoring the financial or performance costs of token usage
  • When applying a one-size-fits-all approach to diverse conversation lengths

Limitations

  • Requires balancing information density against diminishing returns of large context windows
  • Dependent on the model's ability to process specific serial positions

How it compares

Unlike manual truncation which risks losing critical information, this approach uses structured prioritization and summarization to maintain relevant data within finite token limits.

Compared to similar skills

context-window-management side by side with the closest alternatives in the catalog.

SkillInstallsUpdatedSafetyDifficulty
context-window-management (this skill)36moNo flagsIntermediate
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