MCP connectors for ChatGPT

litvm-tcg-oracle

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On-chain TCG price oracle for the LitecoinVM ecosystem — 13 free tools: 455K+ card prices with Merkle proofs on LiteForge (Chain 4441), calibrated forecasts…

• Search Cards: Search 446K+ trading card products by name using full-text search. The catalog contains 446K products total — 284K are actively priced with current market data. ~157K are catalog-only en
• Get Price: Get the latest market price and historical price data for a trading card. Provide either a card name (fuzzy search) or a TCGPlayer product ID. Returns current market price, low (buy-it-now)
• Get Merkle Proof: Get a Merkle proof for on-chain price verification on LitecoinVM. WHY THIS MATTERS FOR AI AGENTS: Regular API prices require trusting the server. Merkle proofs let you VERIFY the pri

Verify a public listing URL and return source-supported facts or explicit fail-closed states.

Live Tennis

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Real-time tennis for ATP, WTA, Challenger and ITF — live and upcoming matches with point-by-point scores, players and rankings, the forward fixture schedule…

• Get Live Matches: List tennis matches currently in progress, with live scores. Covers ATP, WTA, Challenger and ITF. Use this for "what tennis is on right now".
• Get Upcoming Matches: List tennis matches scheduled to start soon, with players and tournament.
• Get Match: Full detail for one match by id: players, score, surface, round and status. Includes market prices on PRO and model analysis on ULTRA.

liveability-mcp

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Liveability scoring for Japanese addresses across 6 categories: shopping, medical, transit, education, nature, and safety.

• Evaluate Livability: Score a Japanese address across 6 livability categories (shopping, medical, transit, education, nature, safety) using OpenStreetMap data.

LiveSend

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Publish HTML from your LLM to a permanent, trackable URL.

• Livesend List Documents: List the user's LiveSend documents with their public URL, slug, and view count. Use this first to find the slug of a document to read, update, or analyze.
• Livesend Get Document: Fetch one LiveSend document including its current HTML content. Use this to pull the latest version into context before editing it and pushing a new version.
• Livesend Get Comments: Get reviewer comments (feedback) on a LiveSend document: who wrote it, the highlighted passage, the comment, and whether it is open or resolved. Use this to incorporate client f

livonian

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An MCP server and JSON API over the real https://livonian.tech dictionary — so LLMs translate to and from Livonian with attested words and grammatical forms…

• Search Livonian: Look a word up in the real Livonian–Estonian–Latvian dictionary and return only attested content, so translations are grounded, not invented. Search the meaning you want (in English/L
• Get Inflections: Fetch the full declension (nouns) or conjugation (verbs) table for a word identified by a search result's inflection handle. This keeps the correct grammatical FORM — the right case,
• Romanize Livonian: Strip Livonian orthography down to clean, pronounceable ASCII. Strips macrons, diacritics and capitals, maps each special letter to an English-readable spelling (ā→aa, š→sh, õ→u), s

Compare up-to-date pricing for 40+ LLMs (incl.

LLM Observability & Orchestration Agent

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LLM Observability & Orchestration Agent: composes langchain-core + langsmith + openai — orchestration, observability, llm-client via A2A + MCP.

• Invoke: Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.
• Selftest: FREE, no payment required. Runs this agent's real capability on a fixed canned input and returns the genuine result, an honest assertion grade, and the full trust manifest (signed Agent Card

LLM Observability & Orchestration Agent (Langchain)

LLM Observability & Orchestration Agent (LangChain Community)

LangSmith-Traced LLM Orchestration Agent

LLM Orchestration Agent (Langchain Anthropic)

LLM Orchestration Agent (Langchain Core)

LLM Orchestration Agent (Langchain Openai)

LLM Orchestration Agent (Opentelemetry Api)

LLM Orchestration Agent (Opentelemetry Instrumentation Fastapi)

35-probe LLM/agent security red-team scan (injection, jailbreak, MCP abuse) with report.

llmaudit

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Measure whether AI assistants actually recommend a brand.

• Get Visibility Check: Collect the result of a measurement started with start_visibility_check. Returns status running while the providers are still answering, so poll every 20 to 30 seconds. When read
• Start Visibility Check: Measure whether a brand shows up when buyers ask AI assistants for a recommendation. Asks real buyer questions to OpenAI, Anthropic and Gemini and reports what they answered, n

Create, validate and audit llms.txt, incl.

Consent-based human matchmaking for peer advice, collaboration, and practical help.

Manage your Lnk.Bio page through AI: links, pages, themes, social icons, and more.

loc8n Geographic Data

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U.S.

• Lookup Zip Code: Look up full details for a single 5-digit US ZIP code, including city, state, county, timezone, coordinates, area codes, land/water area, and elevation.
• Search Zip Codes By City: Search for all ZIP codes in a given city and state. Returns the full list of matching ZIP codes with details.
• Find Zip Codes In Radius: Find all ZIP codes within a given radius of a center ZIP code. Returns each nearby ZIP with its distance from the center.

Checks the structural integrity of translated resource dictionaries against a source dictionary y...

City geocoding and timezone resolution for birth data, for AI agents, one API key.

Locize TMS: 26 tools for translations, TM/glossary/styleguide/screenshot context, versions.

Create virtual padlocks (riddles, escape games, treasure hunts) and get the share link.

Lodestar Stamp

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Dated public receipts on local businesses — the trust layer agents and platforms call before they book.

• Get Receipt: Before you book, recommend, or pay a local business, pull its Lodestar receipt first. Pull the dated Lodestar Stamp receipt by exactly one identifier: domain, phone, license, or address.
• Batch Receipts: Call when you hold a shortlist and need dated receipts before you book or dispatch — not for browsing. Pull dated Lodestar Stamp receipts for up to 20 businesses by domain in one call,
• Find Business: Call when the person gave a name or street fragment and you still need a record id before get_receipt. If several matches look plausible — or the API returns candidates — stop and tell

One connector URL giving any MCP client live access to 21 services and 51 tools.

Free directory of youth programs and licensed daycares in Lodi, CA.

logistic-id

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Check shipping costs for all logistics services in Indonesia.

• Usage Statistic: Retrieves the current user's API rate limits, including requests used and remaining requests.
• Get Map Areas: Query Indonesian administrative area IDs for shipping calculations. [CRITICAL]: 1) Search using ONLY a single subdistrict or district name (e.g. 'Setia Budi' or 'Arcamanik') or a 5-digi
• Get Courier Rates: Query real-time shipping costs and estimate delivery dates across Indonesian shipping couriers. [CRITICAL]: You MUST obtain valid origin and destination area IDs first using the 'ge