"Live Order Book on Steam" matching MCP servers:

Made-to-order data for AI agents via x402 micropayments on Base. Describe a need in plain language, get a custom quote, pay per call. No signup, no API keys. HTTP + MCP transports. 5 tools.

Search and harvest Korean academic literature and book bibliography metadata from the National Library of Korea Seoji OpenAPI via MCP or CLI.

Real human judgment as agent tools -- an AI agent can ask a question and get back a structured, schema-validated JSON answer from a real quality-scored human. 16 response types (yes/no, ratings, rankings, A/B tests, sentiment, image/video/audio review, voice/video/photo capture). Fully programmatic signup with a $5 free trial credit, no card required.

A simulation-only MCP server for recording US-equity order intents and estimating outcomes from historical Alpaca NBBO quotes, without placing live orders.

Enables creating, managing, and analyzing live audience surveys on rifts.to directly from an AI client. Supports creating surveys, listing them, retrieving results, and closing surveys via natural language.

Live space data for AI agents: upcoming rocket launches (SpaceX, NASA, Rocket Lab…), ISS pass predictions for any city or coordinates (live SGP4), and launch news in 7 languages. Read-only, no auth, no API key. Backed by gocosmik.com — the free real-time 3D satellite tracker.

Enables access to historical Polymarket order book depth, with full L2 bid and ask ladders at 1-second resolution and resolved outcomes, for use in MCP clients like Claude and Cursor.

Enables agents to view moomoo market data, run the Bull Milker stock screener, and assess portfolio risk/exposure without placing orders. Also offers optional gated order execution and quarterly tax summaries.

Enables first-order logic reasoning including theorem proving, model finding, counterexample detection, and category theory diagram verification using pure TypeScript with no external dependencies.

B2B company address data for the DACH region: search 6,400+ industry lists, check record counts and field coverage, get binding price quotes with a direct order link. Remote MCP server on Cloudflare Workers, no auth required.

An MCP server for searching and downloading books from Library Genesis, supporting EPUB, MOBI, PDF, and more through natural language queries.

Exposes the Greeks options-analytics API as MCP tools, enabling live queries for GEX, Greeks, Max Pain, unusual flow, and full dashboard on any ticker.

Enables searching the GBS Flexon Library catalog (Koha) and checking book availability.

Enables interaction with Toss Securities API for market data, stock information, account details, and order management.

MCP server exposing ATLAS research capabilities: live tokenized stock market data, on-chain source-of-truth reads, and published research atlases. Connects to MCP clients over stdio with no API keys required for public testnet endpoints.

Live sports betting odds, cross-book +EV, and graded player-prop resolution across 13 books.

A read-only MCP server for Goodreads that enables LLMs to search for books, retrieve detailed book info with ratings and reviews, and explore recommendations, series, and author bibliographies using public data sources without requiring authentication.

Daily-verified LLM API pricing dataset (44+ models, CN & global) with a hosted MCP server for live price queries and token cost estimation.

Enables MCP clients to query the ransomware.live PRO threat-intelligence API through 25 read-only tools covering ransomware group TTPs, victims, IOCs, YARA rules, ransom notes, leaked negotiation chats, press coverage, SEC 8-K disclosures, and CSIRT contacts.

An MCP server that allows LLMs to read and search the text of ebooks from Book Orbit, using a navigation-first approach with chapter listing and paginated text retrieval.