MCP server

TokenZero Official

io.github.tokenzero-ai/tokenzero

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

LLM cost optimization gateway, repo token-waste auditor & model arbitrage MCP server.

Website Source

At a glance

Type

MCP server

Publisher

tokenzero.sh (verified by the MCP Registry)

Status

Working at last check

Tools

5

Token cost

About 839 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http tokenzero https://tokenzero.sh/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.tokenzero]
url = "https://tokenzero.sh/mcp"

Gemini CLI

{"mcpServers":{"tokenzero":{"httpUrl":"https://tokenzero.sh/mcp"}}}

Cursor

{"mcpServers":{"tokenzero":{"url":"https://tokenzero.sh/mcp"}}}

VS Code

{"servers":{"tokenzero":{"type":"http","url":"https://tokenzero.sh/mcp"}}}

Antigravity

agy mcp add tokenzero https://tokenzero.sh/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"tokenzero","server_url":"https://tokenzero.sh/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"tokenzero","server_url":"https://tokenzero.sh/mcp"}

Tools

• audit_repo_token_waste ~182 tokens
  Static-analyze a public GitHub repo (owner/name) or a set of source files for LLM token waste: uncached static prompts, frontier models on extraction tasks, hot loops, non-deterministic repeat calls. Returns findings with fixes and an estimated recoverable percentage.
• calculate_model_arbitrage ~185 tokens
  Price a workload at list prices across models: cost per request and per month for the requested model, its cheaper sibling, and the effect of prompt caching. Pricing table version 2026-10-26.
• optimize_prompt_payload ~184 tokens
  Rewrite an OpenAI Chat/Responses or Anthropic Messages request body so its static prefix is provider-cacheable (Anthropic cache_control breakpoints, OpenAI prompt_cache_key). Returns the optimized body, what changed, the token profile and the projected per-request saving. Never changes the tokens th
• provision_workspace ~120 tokens
  Create a TokenZero workspace and key with no form. Returns the key once, the base URLs that route through it (OPENAI_BASE_URL / ANTHROPIC_BASE_URL), the one-click dashboard link and the badge URL. Free up to the monthly free tier; nothing is billed.
• workspace_metrics ~168 tokens
  Live value scorecard for a TokenZero workspace: hard savings and net ROI per window, the four engines' contribution, speed, parity, availability and privacy posture, per-model breakdown and one-click recommendations. Needs the workspace key (tz_live_…); pass demo: true for a labelled sample.

Browse

• GitHub tools
• GitHub and code hosting
• Calling other AI models

Related MCP servers

• Cloud FinOps Skill & MCP
  Cloud cost + FinOps knowledge for AI agents: AWS/Azure/GCP optimisation, AI spend, waste playbooks.
• Diogenes Autonomous Microservice Gateway
  Autonomous AI microservices: 55 dynamic guardrails, contract audits & oracles via L402/x402/MPP.
• HirePulse Agent Gateway
  26 tools: 4-in-1 company profiles, growth signals, commerce; free sandbox and 25-call trials. x402.
• SHPBL: Repository Audit & Repair
  Audit and repair any public GitHub repo. Free survey; paid source, unified diffs and a pull request.
• Api Payload Auditor
  Cloudflare Workers MCP server: api-payload-auditor
• RugShield 402
  Real-time token contract safety scanner and honeypot auditor via x402 on Base.
• MaCalculatriceEnLigne
  Calculatrices francaises : salaire net, SMIC, impots, bareme kilometrique, TVA, conversions.
• Futility Breaker
  Evidence-bound stopping for agents: judgment ledger, binding futility verdicts, signed receipts.

Badge for your README

[![AptLynx](https://aptlynx.net/badge/io.github.tokenzero-ai/tokenzero.svg)](https://aptlynx.net/servers/io.github.tokenzero-ai/tokenzero)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents