Servers with an HTTPS address: nothing to install locally, just paste the URL into your client's settings. Each one is health-checked on a schedule.
Keyless MCP enrichment + real-world CPG/retail price intel for AI agents.
- Lion Declare Need: FREE. The primary way agents bootstrap research on Base. Tell LION a clear, specific need in plain language (e.g. "pre-trade risk + holder concentration for Base memecoins"). LION r
- Lion Quick Intel: FREE. Zero-commitment sample of LION quality. Returns compact attention_score + momentum + signals + sample_enrichment_vector preview + tx_context_teaser for any entity. Every respon
- Lion Composite Bundle: THE MULTI-CHAIN KEYLESS RPC for AI agents - keyless onchain reads on BOTH Base (eip155:8453) AND Ethereum (eip155:1), no API key, in ONE call - PLUS Ed25519-attested company enr
Marketplaces & E-commerce · No sign-in · Free
Search page-cited evidence from the public court record in Lipe v.
Search & Research · No sign-in · Free
Get recommended by Amazon's AI.
Development · No sign-in · Free
Hosted MCP server that lets Claude, Cursor, and any AI agent audit, optimize, and appeal Amazon listings — compliance checks, A9 title/bullet generation, POA…
- Ai Readiness Check: Free AI recommendation readiness scan. Deterministic rule-based check on pasted Listing copy, returns compliance health + AI readability scores and suggestions (no points deducted)
- Compliance Check: Free compliance pre-check (API Key required, no points deducted). Quickly scans obvious red-line terms and category risks before generation.
- Compliance Scan: Deep compliance audit (3 stars, async). Knowledge-base driven risk report covering prohibited words, IP, category, GPSR, etc.
Marketplaces & E-commerce · API key required · Free
AI legal copilot for foreigners in Spain: immigration and housing rental, cited to Spanish law.
Legal & Registries · No sign-in · Free
Over 2 million indexed public records.
- Property Lookup: Look up real estate property data by street address or account number. Returns assessed value, market value, land value, improvement value, year built, square footage, lot size, acrea
- Property Search Owner: Filter the bounded Montgomery County, TX demo property records by a supplied owner-name query. Partial matching is supported, but owner names are not returned. Matching results
- Property Search Area: Search for real estate properties in a geographic area. Filter by zip code, subdivision, neighborhood, or street name. Use this for questions like "what homes are in this zip cod
Development · No sign-in · Free
An autonomous, Model Context Protocol (MCP) compliant server designed for the Machine-to-Machine (M2M) economy.
- Repair Llm Json: Fixes malformed LLM JSON. Handles markdown blocks, trailing commas, single quotes, unquoted keys, Python literals, bareword values, and comments.
Finance & Payments · No sign-in · Free
Agent-first US business trust registry with neutral Trust Cards and published evidence.
Legal & Registries · No sign-in · Free
GDPR-clean marketplace listings and prices from 18 European countries.
CRM & Sales · No sign-in · Free
GDPR-clean property listings, rents, price stats, yields and below-market deals.
CRM & Sales · No sign-in · Free
Deterministic cross-border tax engine: PE, GAAR, Indian TP, rule-level lookup.
Finance & Payments · No sign-in · Free
SAM.gov contract opportunities and entity lookup (BYOK) plus USASpending federal award data.
Legal & Registries · No sign-in · Free
Onchain AI-agent reputation oracle on Base.
- Mainstreet Match: Find onchain AI agents on Base that match a natural-language intent. Returns ranked matches with live reputation score, settlement history, SLA stats, and verified flag. Use BEFORE p
- Mainstreet Pick: Pick the single best agent for an intent in one call. Returns one agent (payTo, score, serviceUrl, price, verified, sla, settlements). Use when you want to act immediately.
- Mainstreet Score: Read live reputation score 0-100 for a specific agent address on Base. Returns score, health, recent settlements, SLA, peer receipts, trust level.
Legal & Registries · No sign-in · Free
Malaysian court judgment search for Federal Court, Court of Appeal, High Court cases and parties.
Development · No sign-in · Free
Search Spanish companies and directors from the official BORME registry and map their links.
Development · No sign-in · Free
Six checks: llms.txt, llms-full.txt, .md twins, Accept: text/markdown, sitemap.md, alt link.
Docs & Notes · No sign-in · Free
Crypto marketing compliance rulesets over MCP: MiCA, FCA, GDPR, SEC, MAS, VARA.
Advertising · No sign-in · Free
Maven Central MCP — Java/JVM artifact registry
Development · No sign-in · Free
AI governance MCP server for EU AI Act compliance and jurisdiction verification
Development · No sign-in · Free
Generate, audit, and maintain legal policies that match what your code actually does.
Development · No sign-in · Free
Verified Colombian company data by NIT: procurement, business registry, financials, sanctions.
Legal & Registries · No sign-in · Free
Minimal streamable HTTP MCP server used for owned-account registry connectivity tests.
Development · No sign-in · Free
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
Development · No sign-in · Free
EU AI Act + GDPR compliance scanner.
Development · No sign-in · Free
European business compliance suite for AI agents — 28 tools covering tax ID validation (PT, ES, FR, DE, IT, UK, NL), IBAN verification, EU VAT rates, invoice…
- Validate Nif: Validates a Portuguese NIF (Número de Identificação Fiscal) — the 9-digit tax identification number issued by the Portuguese Tax Authority (AT) to individuals and companies. Applies the
- Validate Iban: Validates an IBAN (International Bank Account Number) using the ISO 13616 MOD-97 algorithm. Supports 18 European countries: PT, ES, FR, DE, IT, NL, BE, PL, SE, DK, FI, AT, IE, GR, HU, R
- Get Vat Rate: Returns all VAT (Value Added Tax) rates for a given EU country — standard, reduced, intermediate, and super-reduced rates where applicable, as numeric percentages. Returns { country, sta
Finance & Payments · No sign-in · Free
Access live company and contact data from Explorium's AgentSource B2B platform.
Development · No sign-in · Free
MCP server for Klever blockchain smart contract development.
Development · No sign-in · Free
A collection of validation and utility tools for Latin American markets.
- Validate Cpf: Validates a Brazilian CPF (Cadastro de Pessoas Físicas) using the official Receita Federal checksum algorithm. Use this tool when processing Brazilian user registrations, invoices, tax f
- Validate Cnpj: Validates a Brazilian CNPJ (Cadastro Nacional da Pessoa Jurídica) using the official Receita Federal checksum algorithm. Use this tool when processing Brazilian company registrations, B
- Validate Pix Key: Validates a Brazilian PIX key format. PIX is Brazil's instant payment system. Use this tool when processing Brazilian payments, validating payment forms, or any fintech application h
Finance & Payments · No sign-in · Free
Whether a registry MCP server works for a stock client, and what changed in its tools.
Development · No sign-in · Free
Public record of one read only walk over the official MCP registry: who answered, tools, who pays.
Development · No sign-in · Free