Context Window Utilization Analyzer

Context Window Utilization Analyzer MCP Connector for Claude

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A deterministic tool for tracking and predicting AI context window exhaustion.

3 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides precise tools to monitor and predict the exhaustion of Large Language Model (LLM) context windows. By analyzing system prompts, tool definitions, and conversation history, it calculates real-time utilization and provides proactive recommendations. Use calculate_utilization to get a full report on remaining tokens and turns until capacity is reached, or get_utilization_status for a quick health check. It is designed to help users manage context pressure before truncation occurs.

context-windowtoken-trackingllm-managementai-efficiencypredictive-analysis

3 tools expose this connector's capabilities to your AI agent.

calculate_utilization

Performs the primary deterministic calculation of current and projected context usage

get_utilization_status

Provides a high-level summary of the current context health

predict_capacity_exhaustion

Estimates how much "breathing room" remains based on varying conversation intensity

See how to talk to your AI agent using Context Window Utilization Analyzer.

How much context do I have left in my current session?

You have 4,500 tokens remaining in your context window, which is approximately 22 turns of conversation left.

Check my current context health.

Your current context utilization is 45%, which is considered Healthy.

Is my context window nearing capacity?

Yes, your utilization is at 85%. The recommended action is to Compress Now.

The `calculate_utilization` tool subtracts the sum of all input tokens (system prompt, tool definitions, and history) and the expected output buffer from the total model context window.

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