An automated context management tool that intelligently compresses conversation history to maintain AI agent performance during long coding sessions.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install context-compressor
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install context-compressor using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Context Compressor?
The Context Compressor is a specialized tool designed to handle long-running sessions where extensive context accumulation can lead to performance degradation. By identifying when context limits are approaching, it intelligently summarizes historical interactions and transfers critical project state to a fresh session, ensuring your Openclaw Skills remain sharp and responsive.
This skill prevents common AI issues like repetition, loss of detail, or the "lost-in-the-middle" phenomenon during complex coding iterations. It preserves key decisions, code changes, and pending tasks while discarding redundant chat history, providing a seamless handoff that maintains continuity without the overhead of a bloated context window.
Context Compressor Use Cases
- Managing long-running coding sessions with numerous iterations and refinements.
- Preventing AI performance degradation when the agent starts repeating itself or losing track of project details.
- Proactively managing resources before hitting hard token limits in large-scale development projects.
- Maintaining project continuity across multiple session handoffs using Openclaw Skills.
How Context Compressor Works
- The skill continuously monitors session metadata to track real-time context usage.
- It triggers compression workflows automatically when user-defined thresholds (default 80%) are reached.
- It extracts high-signal data including key architectural decisions, current file states, and pending action items.
- It initiates a fresh session using the compressed summary as the new foundation for the agent.
- It automates the transfer of project memory to ensure a seamless developer experience without losing work progress.
Context Compressor Setup
To configure the Context Compressor within your Openclaw Skills environment, use the following CLI commands:
# Set the compression trigger threshold (e.g., 75%)
context-compressor set-threshold 75
# Adjust the depth of the summarization process
context-compressor set-depth detailed
# Check the current context status and usage
context-compressor status
Context Compressor Data Schema & Taxonomy
The skill organizes data through a structured handoff process, generating specific artifacts to ensure persistence across Openclaw Skills sessions:
| Artifact | Path | Description |
|---|---|---|
| Summary File | memory/compressed-{id}.md |
Executive summary, decisions, and code snippets. |
| Memory Update | MEMORY.md |
Updated project memory reflecting the compressed state. |
| User Context | USER.md |
Preserved user preferences and session goals. |
| Session Handoff | N/A | Metadata package for the new session initialization. |
Context Compressor Advanced Features
- Smart Summarization: Uses intelligence to distinguish between conversational filler and high-value decisions or code.
- Background Operation: Executes during heartbeats or idle periods to avoid interrupting active development workflows.
- Configurable Quiet Hours: Schedule the tool to prevent resource-intensive compression during specific times.
- Selective Retention: Explicitly preserves high-value code blocks and file paths while condensing conversational history.
- Force Compression: Provides a manual trigger capability for developers who want to reset context on demand using Openclaw Skills.
SKILL.md
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