diff --git a/README.md b/README.md
index 6b4acd70b..ca367568b 100644
--- a/README.md
+++ b/README.md
@@ -3041,6 +3041,7 @@ Access and analyze application monitoring data. Enables AI models to review erro
 - [tp322d/lastping-app](https://github.com/tp322d/lastping-app) [![tp322d/lastping-app MCP server](https://glama.ai/mcp/servers/tp322d/lastping-app/badges/score.svg)](https://glama.ai/mcp/servers/tp322d/lastping-app) 🎖️ 🏎️ ☁️ 🍎 🪟 🐧 - Dead man's switch for AI agents, cron jobs and CI/CD pipelines. An agent creates its own monitor, asks for its ping commands and reports its runs in one conversation; LastPing alerts when a run goes silent, stalls, fails or loops, and `list_open_incidents` hands back what broke with the recurrence count, failing step and exit code. 36 tools. Hosted at `https://mcp.lastping.dev/mcp` (via `mcp-remote`), or `go install github.com/tp322d/lastping-app/cmd/lastping-mcp@latest`. Free for individuals.
 - [lodordev/mcp-tautulli](https://github.com/lodordev/mcp-tautulli) [![mcp-tautulli MCP server](https://glama.ai/mcp/servers/lodordev/mcp-tautulli/badges/score.svg)](https://glama.ai/mcp/servers/lodordev/mcp-tautulli) 🐍 🏠 - Tautulli (Plex media server monitoring) with 11 read-only tools for activity, history, library stats, user stats, transcode analysis, and resolution breakdowns.
 - [log-logn/langfuse-mcp-java](https://github.com/Log-LogN/langfuse-mcp-java) [![langfuse-mcp-java MCP server](https://glama.ai/mcp/servers/Log-LogN/langfuse-mcp-java/badges/score.svg)](https://glama.ai/mcp/servers/Log-LogN/langfuse-mcp-java) ☕ ☁️ -  Query Langfuse traces, debug exceptions, analyze sessions, scores, datasets, schema, observations and manage prompts. Full observability toolkit for LLM applications. (https://github.com/langfuse/langfuse)
+- [magna-nz/tallybook](https://github.com/magna-nz/tallybook) [![magna-nz/tallybook MCP server](https://glama.ai/mcp/servers/magna-nz/tallybook/badges/score.svg)](https://glama.ai/mcp/servers/magna-nz/tallybook) 🏎️ 🏠 🍎 🪟 🐧 - Prices every Claude Code and Codex session already on disk and lets the agent ask what it's spending mid-session: cost by session, sub-agent and model, week-on-week comparison, and plain-English findings with applyable patches. No proxy, no API key, nothing leaves the machine. Install: `brew install --cask magna-nz/tap/tallybook`.
 - [mikusnuz/umami-mcp](https://github.com/mikusnuz/umami-mcp) [![mikusnuz/umami-mcp MCP server](https://glama.ai/mcp/servers/mikusnuz/umami-mcp/badges/score.svg)](https://glama.ai/mcp/servers/mikusnuz/umami-mcp) 📇 ☁️ - Full-coverage MCP server for Umami Analytics API v2 — 66 tools for websites, stats, sessions, events, reports, users, teams, and realtime monitoring.
 - [perceptdot/percept](https://github.com/perceptdot/percept) [![perceptdot/percept MCP server](https://glama.ai/mcp/servers/perceptdot/percept/badges/score.svg)](https://glama.ai/mcp/servers/perceptdot/percept) 📇 ☁️ 🏠 - AI-powered observability platform for agents. Auto-discovers and recommends MCP servers; built-in connectors for GA4, Vercel, GitHub, and Sentry with ROI tracking. `npx -y @perceptdot/core`
 - [ShekharBhardwaj/AgenticLedger](https://github.com/ShekharBhardwaj/AgenticLedger) [![ShekharBhardwaj/AgenticLedger MCP server](https://glama.ai/mcp/servers/ShekharBhardwaj/AgenticLedger/badges/score.svg)](https://glama.ai/mcp/servers/ShekharBhardwaj/AgenticLedger) 🐍 🏠 🍎 🪟 🐧 - Agents query their own ledger: sessions, costs, loop runs, and stuck-loop flags captured by the Agentic Ledger transparent-proxy flight recorder (local-first, MIT). Install: `pip install agentic-ledger`.