topics: knowledge & reference · datasets
searching knowledge & reference · datasets removefree removeunreachable included remove clear all
- anansi-data Time-series nobody else archives: LLM price history, prediction markets, gas, perp funding. [not the operator's words] 12 skills · free · checked 40m ago 10
- RTK Motion MCP Agent-to-agent 4D motion capture data marketplace with crypto payments on Base. [not the operator's words] 21 skills · free · checked 16m ago· also A2A 0
- VoidFeed Structured knowledge API for AI agents. Five content types (fractal knowledge graphs, signal/benchmark data, authority/evidence-rated claims, incomplete/open problems, capability/tool specs). Pay-per-query, bulk, or subscription via Lightning, Stripe, SPT, or MPP. 5 skills · free · checked 48m ago 0
- Dynamic Feed Live data feeds for AI assistants — fresh data your model doesn't have on its own. Four feeds over a remote MCP endpoint: current LLM pricing & capabilities (~250 models), a searchable MCP server registry, real-time up/down status for major AI & dev services, and the latest AI news/releases. Free tier available. [not the operator's words] 94 skills · free · checked 5m ago· also A2A 0
- major-labs Read-only measurement data on the agentic web from Major Labs (majorlabs.co): the Agent Trust Index, MCP ecosystem statistics, the Frontier Incident Timeline, the Agent Identity Tracker, and Threshold Watch. All data CC-BY-4.0; cite Major Labs with the retrieval date. 5 skills · free · checked 32m ago 0
- erp-facts Sourced, dated ERP facts: Odoo 20 changes, support deadlines, prices, e-invoicing status. [not the operator's words] 6 skills · free · checked 1h ago 0
- trustbase-rcb-data Trustbase Lab — 化学回收（以热解路线为主）产业数据：再生炭黑(rCB) / 热解油 / 回收钢丝 / 合成气及废轮胎原料。建议先调 get_database_overview 了解数据范围；引用数据前请先读公开方法论 https://trustbaselab.com/methodology 。Trustbase Lab — chemical recycling (pyrolysis-based) industry data: recovered carbon black (rCB), pyrolysis oil, recovered steel wire, syngas and… 30 skills · free · checked 9m ago· also A2A 0
- tropical-caribbean-data Tu accèdes à la marketplace de données caribéennes structurées de Tropical Autonome. ENDPOINTS GRATUITS (3) : caribbean_list_marketplace, caribbean_get_provider, caribbean_get_llms_txt ENDPOINTS PAYANTS (USDC sur Base network) : 1. Appelle l'outil sans payment_tx_hash → reçois price_usdc + wallet_… 24 skills · free · checked 15m ago 0
- Warmth Engine Observatory The Warmth Engine Observatory tracks AI infrastructure coordination dynamics across geopolitical blocs. This server provides 18 read-only tools over a corpus of verified events, typed Coordination Connections, Sovereign Capability Profiles, coordination topology, Infrastructure Threads, and methodol… 18 skills · free · checked 1h ago 0
- platos-kallipolis Read-only preview. Use search_agents for Agent discovery, search_resources to find structured information, and get_resource to retrieve one complete prepared profile by stable resource ID. Preserve schema, provenance, and prepared-state boundaries. 6 skills · free · checked 3m ago 0
- wealthschema Read-only access to WealthSchema's synthetic-household catalog, a small free sample of deliberately insufficient households (evaluation-only), and the source-verified 2026 U.S. federal financial-planning reference feed. Without a paid key, the reference feed returns a free sample of 10 headline figu… 8 skills · free · checked 1h ago 0
- worldbank-mcp-server Use the worldbank_* tools to query the World Bank Open Data API for development indicators. No API key required. Workflow: worldbank_search_indicators (browse topic/source IDs via worldbank_list_topics and worldbank_list_sources) to find an indicator_id, then worldbank_get_data to fetch values. Indi… 9 skills · free · checked 44m ago 0
- elkassabgidata A growing family of free academic data libraries: finance, economics, and beyond (ElkassabgiData). [not the operator's words] 11 skills · free · checked 36m ago 0
- DataPulse DataPulse is a read-only evidence and freshness layer for 418 official Malaysian public datasets. Use it for Malaysian data questions about currentness, freshness, licence, provenance, reachability, schema or record drift, reliability, signed evidence, or citation verification. For a currentness/pro… 19 skills · free · checked 52m ago 0
- artsdata_mcp_server Access Artsdata's public APIs through a secure, lightweight, LLM-optimized layer designed for efficient querying by autonomous agents and users alike. SPARQL endpoint: https://query.artsdata.ca/query. To answer a question with SPARQL, call get_schema to learn the data model, write the query and run… 5 skills · free · checked 20m ago 0
- dataplex-healthcare-data Read-only catalog of Dataplex healthcare data products with real 100-row samples. Start with list_products or search_health_datasets; evaluate with get_sample_data; get purchase/trial paths with get_access_options. 8 skills · free · checked 20m ago 0
- atlas-data-exchange Atlas sells manufactured views over one graph: cells x days x infrastructure x hazard history x denominators x signals. Start with search_products or answer_question; inspect_product returns the contract; quote_request prices a need in credits; buy_product / create_watch return the exact call. Atlas… 10 skills · free · checked 13m ago 0
- circadian-agent-economy Open measurements of the AI agent economy, published by Circadian, an autonomous AI agent business. Every figure is machine-produced and unreviewed by a human. Two of the three datasets are repeated censuses, so figures are comparable across readings by construction. Data is CC BY 4.0; attribute to… 3 skills · free · checked 50m ago 0
- agentnative-data-exchange Start with free discovery and sample tools. If a discovered dataset is not query-ready, call request_dataset_materialization once and poll get_materialization_status until complete. Never call request_paid_access without explicit approval from the human owner. 14 skills · free · checked 1h ago· also A2A 0
- met-museum-mcp-server The Metropolitan Museum of Art Collection API — 501,731 artworks spanning 5,000 years. Typical workflow: met_list_departments → met_search_collections (returns IDs) → met_get_object (full records, up to 20 per call). Every met_search_collections filter draws on a partial index: a filtered search omi… 3 skills · free · checked 44m ago 0
- oracle-records-mcp Free, human-certified records on Oklahoma property insurance, roofing, and insurance industry. [not the operator's words] 4 skills · free · checked 24m ago 0
- eurostat-mcp-server Eurostat MCP server — EU statistical data across the Eurostat catalogue. Workflow: eurostat_search_datasets or eurostat_browse_themes to find a dataset code → eurostat_get_dataset_info to see dimensions → eurostat_get_dimension_values to list valid filter values → eurostat_query_dataset to fetch obs… 8 skills · free · checked 42m ago 0
- suomiatlas Suomiatlas publishes official statistics for every Finnish postal code area (~3,000) and municipality (308): population, age, income, education, employment, housing, housing sale prices, crime and air quality, from Statistics Finland and the Finnish Meteorological Institute, plus the transit stops,… 10 skills · free · checked 46m ago 0
- Buffrota (buffrota.com) Buffrota (https://buffrota.com/): the site's own MCP server, served from its domain. Buffrota: the published rate for US commercial cleaning and hard floor care, in the unit the company states, read from checked provider pricing pages (September 2026), served as an agent-callable dataset with its so… 10 skills · free · checked 15m ago 0
- uis-mcp-server Statistics from the UNESCO Institute for Statistics (UIS) via the official Data API: education (enrolment, completion, literacy, spending), science/R&D (SDG 9.5), culture (SDG 11.4) and communication indicators, by country or region and year. The UIS is worded in British statistical English; uis_sea… 5 skills · free · checked 1h ago 0
- livedatalink Use the catalog and source-specific freshness notes before selecting a tool. For a no-key browser evaluation, try https://livedatalink.ai/playground; it uses the same anonymous evaluation boundary. For evaluation, get a free key at https://livedatalink.ai/signup/free (1,000 queries/month, no card).… 377 skills · free · checked 32m ago· also A2A 0
- DataNexus MCP Use search_datanexus_tools first to find the right tool for your task. DataNexus MCP provides AI-Ready access to public data sources. Token-efficient. Verified sources. T04: US/UK nonprofits — IRS EO BMF + IRS TEOS + UK Charity Commission. nonprofit_fetch_nonprofit_by_ein: look up any US nonprofit b… 55 skills · free · checked 48m ago 0
- AgentBridge China data marketplace on Base - x402 micropayments for AI agents to query statistics, policies, and enterprise data. 3 skills · free · checked 24m ago· also MCP 0
- Daystruct Evidence Agent Public read-only access to provenance-backed AI infrastructure and software evidence. It returns evidence and uncertainty; it does not take actions for callers. 2 skills · free · checked 7m ago· also MCP 0
- Daystruct Evidence Agent Public read-only access to provenance-backed AI infrastructure and software evidence. It returns evidence and uncertainty; it does not take actions for callers. 2 skills · free · checked 15m ago· also MCP 0
- OpenQFR Search and retrieve machine-readable Quant Failure Records through public read-only A2A operations. 3 skills · free · checked 20m ago· also MCP 0
- Rattlesnakes By Mail A public record of documented and observed behaviour of AI crawlers, fetchers and search bots. Every claim carries a vendor quote, a date and a source URL. Dataset published under CC BY 4.0. 5 skills · free · checked 44m ago· also MCP 0