context-optimization

Optimize context usage with compaction, masking, KV-cache, and partitioning.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/zjh08177/agent-harness --skill context-optimization-zjh08177
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: context-optimization
Source: https://github.com/zjh08177/agent-harness/tree/main/skills/context-optimization
Command: npx skills add https://github.com/zjh08177/agent-harness --skill context-optimization-zjh08177

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

Context optimization extends the effective capacity of limited context windows through strategic compression, masking, caching, and partitioning to preserve signal while reducing token cost.

Core Features & Use Cases

  • Compaction: summarize content approaching limits to free space for critical decisions.
  • Observation masking: replace verbose outputs with compact references to keep context lean.
  • KV-cache optimization: maximize cache hits by stabilizing prefixes and reusable blocks.
  • Context partitioning: split tasks across sub-contexts to prevent overflow in any single window.
  • Budget management: explicit token budgeting to trigger optimization before limits are reached.

Quick Start

Initiate context optimization in a long-running task by enabling compaction and masking before processing new turns.

Frequently Asked Questions about context-optimization

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

FAQPage Schema
How do I optimize context usage for long conversations hitting token limits?▼

You can optimize context usage by enabling compaction and observation masking to summarize verbose outputs, which frees up token space and extends the effective capacity of limited context windows.

What is observation masking and how does it keep context lean?▼

Observation masking is a technique that replaces verbose outputs with compact references, keeping context lean and preventing large outputs from consuming your token budget during multi-turn planning.

How do I maximize KV-cache hits for multi-turn agent memory?▼

You can maximize KV-cache hits by stabilizing prefixes and reusing blocks. This approach reduces token cost and improves processing efficiency for memory-constrained agents.

Does this approach support context partitioning to prevent window overflow?▼

Yes, context partitioning splits tasks across sub-contexts to prevent overflow in any single window, allowing complex tasks to be processed without hitting hard token limits.

Can I use context budgeting to trigger compaction before limits are reached?▼

Yes, explicit token budgeting manages your context window and triggers compaction automatically, ensuring optimization activates before hard limits are reached.

When should I avoid context compaction for memory-constrained agents?▼

Avoid context compaction when critical details cannot be safely summarized. If compacting content risks losing essential signal for decisions, keep the full context to preserve accuracy.