Claude Context Window Budget Tracker

Claude Context Window Budget Tracker MCP Connector for Claude

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Monitors and enforces token consumption budgets to prevent context window saturation.

3 tools Official Updated Oct 1, 2026 Official Vinkius Partner

This MCP server provides precise monitoring and enforcement of token usage within the Claude context window. It categorizes consumption into system prompts, file reads, tool outputs, and conversation history using deterministic character-based estimation. By using track_consumption, agents can monitor their current budget status and receive proactive pruning recommendations or mandatory actions when approaching critical thresholds. This prevents performance degradation and ensures efficient context management.

tokenscontext-windowbudgetingclaudeoptimization

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

apply_pruning_recommendation

Validates if a specific pruning strategy is appropriate for the current context state

track_consumption

Records the character count of new content and updates the current token usage state

get_budget_configuration

Retrieves the currently active limits and thresholds for the tracking session

See how to talk to your AI agent using Claude Context Window Budget Tracker.

I just read a large file. How much of my context budget is left?

You have used 45,000 tokens. Your remaining capacity is 15,000 tokens, and your current status is WARNING.

Check if clearing the conversation will help my current budget status.

Yes, clearing the conversation is an effective strategy and is estimated to free approximately 25,000 tokens.

What is my current budget configuration?

Your total capacity is 128,000 tokens. The warning threshold is set at 75% and the critical threshold at 90%.

It uses a deterministic character counting method where code is estimated at 3.5 characters per token and prose at 4 characters per token.

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