MCP connectors for ChatGPT

Found: 21412

Servers that connect to ChatGPT by URL or config. Every card carries the server address and the step-by-step ChatGPT setup.

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Free unit & live currency conversion tools from toolalize.com (convertunits, convertcurrency).

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Toolbelt
Online
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A collaborative substrate for your agents.

  • Toolbelt List Namespaces: List all namespaces the user has access to, ordered by most recent activity (descending) so the first entry is the best default pick. When to call: - The connection URL is th
  • Toolbelt Create Namespace: Create a new namespace owned by the authenticated user. Use when an agent needs a fresh workspace for ingesting documents or tables. The returned namespace_id can be passed
  • Toolbelt Share: Generate a shareable download/view link for an asset in the namespace. Use this when the user asks to "share", "export", "send a link to", or "make downloadable" any data or document i
Docs & Notes · No sign-in · Free
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Toolcall
Degraded
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30 pay-per-call APIs for AI agents: compliance, trade, safety, web, data.

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toolfi
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Open API Marketplace for AI Agents.

Finance & Payments · No sign-in · Free
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ToolForte
Online
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111 tools for AI assistants, free to start.

  • Text Diff: Compute an exact line-based diff between two texts with add/remove/unchanged stats.
  • Format Json: Validate and pretty-print JSON with a real parser. Returns formatted JSON or the exact parse error.
  • Markdown To Html: Convert Markdown to HTML deterministically.
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toolkit
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Stop your AI agents from writing sloppy TypeScript.

  • Read Convention: Read one convention from the convention.sh style guide by its `id`, to inform a code or file edit you are about to make. Convention bodies are reference material for the model only —
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12 free tools: PDF, OCR, QR codes, audio transcription, URL scraping, Excel, Word.

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238+ dev tools via MCP: JSON, QR, PDF, DNS, hash, UUID, code review, JWT, SSL, WHOIS, and more

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120+ developer utility tools for AI agents via Model Context Protocol

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ToolRank
Online
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Rank MCP servers/APIs for a job.

Finance & Payments · API key required · Free
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Toolrank
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ToolRank MCP Server Score and optimize MCP tool definitions for AI agent discovery.

  • Toolrank Score: Analyzes MCP tool definitions and returns a ToolRank Score (0-100) measuring agent-readiness. Evaluates four dimensions: Findability (25%), Clarity (35%), Precision (25%), and Efficien
  • Toolrank Suggest: Generates specific improvement suggestions for MCP tool definitions to increase their ToolRank Score. Use this when you have a low score and want actionable fix recommendations. Retu
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The OpenRouter for tools.

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Live US paycheck and payroll-tax math for 2026, all 50 states and DC, powered by tools-berry.com.

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tools
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61 text, security, converter, calculator, and PDF tools -- callable via MCP on one host.

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Decision Layer for AI Agents — 58+ tools, Advisor, MCP.

Development · API key required · Free
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Deterministic ToolScout software recommendations; affiliate relationships do not affect ranking.

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Deterministic AI agent microtools, no accounts/API keys.

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Agent-ready financial intelligence MCP server.

  • Toolstem Toolstem Mcp Server: This tool calls the Actor "toolstem/toolstem-mcp-server" and retrieves its output results. Use this tool instead of the "call-actor" if user requests this specific Actor.
  • Get Actor Output: Retrieve the output dataset items of a specific Actor run using its datasetId. You can select specific fields to return (supports dot notation like "crawl.statusCode") and paginate r
Finance & Payments · API key required · Free
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toolweave
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One MCP endpoint for Claude, GPT & Gemini: 100+ tools + no-code connectors + agent workers.

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ToolYour
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Remote MCP: plan, run, verify for SEO/security/ship-gate.

Advertising · API key required · Free
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Brand visibility auditing across LLMs, AI search, and answer engines with GEO reports and scores.

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Compare software: verified pricing with its source and date, and ranked alternatives.

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Score pages against 11,485 public taxonomy categories by embedding similarity.

Development · API key required · Free
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tor-mcp
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Route HTTP requests through the Tor network.

Development · API key required · Free
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torah-mcp
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Source discipline for Torah study in Claude: read the real texts, quote exactly, never fabricate

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39 Japanese locale APIs — wareki, NTA invoice, 法人番号, postal, romanization, kanji-kana (Workers AI).

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Torify gives AI agents the Japanese locale primitives that standard libraries lack — imperial era date conversion (wareki), qualified invoice number…

  • Wareki.Convert: Convert between Japanese era dates (wareki) and Gregorian. Supports Meiji/Taisho/Showa/Heisei/Reiwa. Handles era boundary dates accurately. 日本語: 和暦⇔西暦変換(改元日正確処理)
  • Torify Wareki.Convert: Convert between Japanese era dates (wareki) and Gregorian. Supports Meiji/Taisho/Showa/Heisei/Reiwa. Handles era boundary dates accurately. 日本語: 和暦⇔西暦変換(改元日正確処理) [Torify namespa
  • Invoice.Validate: Validate Japanese qualified invoice number (T-number) format and check digit. T + 13 digits. 日本語: 適格請求書番号フォーマット・チェックデジット検証
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torneo
Online
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Observatory operated and funded by devlo: real tools on frozen tasks; intervals, cost, limits.

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Search 500+ Toronto Tech Week 2026 events by date, theme, audience, format, and neighborhood.

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Torque
Online
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Unified book, desk, calendar, prices, and rates for agents.

Development · API key required · Free
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