MCP connectors for Cursor

x402-receipt-verifier

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Audits NEXUS's own x402 payment logs against its own delivery logs and issues a signed proof-of-deli

x402-seller — rug protection & safe-alpha for trading agents

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Rug-check & launch radar for trading agents: composite honeypot score, EVM+Solana, keyless x402.

x402 Service Discovery

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Discovers x402-payable APIs at runtime.

• X402 Discover: Discover x402-payable services matching a query. Returns matching endpoints with quality signals (uptime, latency, payment details). Each query costs $0.005 USDC via x402 protocol.
• X402 Browse: Browse all registered x402-payable services with optional filtering by category. Returns the full catalog for free — no payment required.
• X402 Health: Check the health and uptime statistics of a specific x402 service by URL. Free — no payment required.

x402-services

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The only x402 MCP server for Robinhood Chain (chainId 4663) - 147 onchain, trading & AI tools.

Pay-per-call browser rendering and x402 marketplace ranking for AI agents, billed via USDC.

x402-solana

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x402 paid API tools for AI agents on Solana: crypto safety, market data, KYB/AML verification.

x402-suite

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Production Model Context Protocol (MCP) Suite of 12 Autonomous Security, Intelligence & Code Remediation Tools with sub-cent x402 protocol settlement on Base…

• Remediate.Code Patch: AST Code Patch & Vulnerability Remediation Generator: Generates ready-to-merge unified git diffs fixing security flaws, missing Schema.org tags, or performance bottlenecks. (Pric
• Signals.Intent Feed: Real-Time B2B Buying Intent & Web3 RFP Stream: Streams verified high-budget software and crypto buyer signals with confidence scoring and pre-drafted outreach angles. (Price: $0.9
• Audit.Smart Contract: Smart Contract Vulnerability & Invariant Security Audit: Automated deep invariant analysis for Solidity and Rust/Anchor contracts with CEI checks and severity breakdown. (Price:

Free, read-only MCP subset of x402 Toolbox's cheap data endpoints, free via MCP.

61 x402 pay-per-call tools that chain: each answer names the next call.

x402-tools

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Pay-per-call x402 tools for AI agents.

• Qr.Generate: Generate a QR code from text or URL. Returns PNG image as base64. Costs $0.01 USDC on Base.
• Qr.Generate Styled: Generate an artistic/styled QR code with custom shapes, colors, and gradients. Costs $0.05 USDC on Base.
• Image.Screenshot: Capture a screenshot of any website. Supports dark mode, full-page, and element selection. Costs $0.05 USDC on Base.

x402-vend — WebIntel

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Pay-per-call web & EU business intelligence for AI agents (x402 USDC on Base).

x402 Web Extract

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Pay-per-use web extract, token prices, and wallet balances via x402 USDC micropayments.

x402farm

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Pay-per-call tools for AI agents, billed in USDC on Base via the x402 protocol — no API keys, no subscription.

• Weather: Worldwide weather: current conditions + 3-day forecast by lat/lon or city name. Query: ?city= or ?lat=&lon= — $0.003/call, paid per request via x402 (USDC).
• Crypto Price: Spot prices + 24h change for any CoinGecko-listed tokens, multi-currency. Query: ?ids=bitcoin,ethereum&vs=usd,eur — $0.003/call, paid per request via x402 (USDC).
• Crypto Token: Live token market data by contract address across 7 chains (Ethereum, Base, Arbitrum, Optimism, Polygon, BSC, Avalanche): price USD, 24h volume, liquidity, FDV, market cap, price change.

x402nano

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Machine-payable prediction-market briefs and probability-change monitoring for AI agents.

x402tools

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10 pay-per-call tools for AI agents: QR, screenshots, DNS, OCR, PDF, email & more.

x402vid

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Pay-per-call YouTube intelligence for AI agents.

• Health Check: Free service health check (no payment). Use to verify the server is live.
• Video Preview: Free YouTube video preview (no payment): title, channel, stats, and transcript excerpt. Taster for get_video_intelligence. Shows value before asking for payment. Capped: transcript exce
• Search And Rank Videos: Search YouTube and return AI-ranked results with relevance reasoning. Uses the YouTube Data API to find videos, then Muse Spark AI ranks them by relevance, credibility, and con

x402watch

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Wash-filtered intelligence for x402: categories, services, wash analysis, trends.

x402watch

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Wash-filtered intelligence layer for x402 — read-only access to category stats, service details, wash analysis aggregate, service search, and 24h trends.

• X402 Get Categories: List all 33 x402 service categories with aggregate stats: services count, 24h volume, transaction count, real-volume %, and label distribution. Use this to understand the shape of
• X402 Get Service: Get the full detail record for one x402 service: name, description, seller address, chain, price, 24h and total transaction stats, 30-day daily volume time series, buyer-label distri
• X402 Check Wash: Get the aggregate wash-report dataset: 30-day total active buyers, real-volume %, suspected_wash and self_test counts, full 8-label distribution, 14-day wash percentage time series, a

Pay-per-use tool API for AI agents.

x711io - universal gas station market and intelligence

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Pay-per-call tool API for autonomous agents.

• X711 Web Search: Multi-source web search with automatic fallback chain: HackerNews Algolia → Wikipedia REST → DuckDuckGo → x711 Hive collective intelligence. Always returns results — if live web sourc
• X711 Price Feed: Live crypto price feed via CoinGecko. Returns real-time USD price and 24h change for any supported asset. Supports: ETH, BTC, SOL, USDC, USDT, BNB, MATIC, AVAX, LINK, UNI, ARB, OP, MO
• X711 Hive Read: Query The Hive — x711's collective agent memory. The Hive contains knowledge contributed by all agents that have ever used x711: gas patterns, contract wisdom, DeFi discoveries, cross-

xata

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The Xata MCP server lets AI assistants and agents interact with your Xata organizations, projects, and Postgres database branches.

• Call Destructive Operation: Invoke a Xata REST API operation that destroys data or revokes access: deleting an organization, project, branch, invitation, or API key, removing a member, restoring a bra
• Call Read Operation: Invoke a Xata REST API operation that only reads: listing and describing organizations, projects, branches, backups, members, and API keys, and querying branch logs and metrics. P
• Call Write Operation: Invoke a Xata REST API operation that creates or updates data: creating an organization, project, or branch, updating settings, inviting a member, issuing an API key, and so on.

Authenticated MCP for Xavio merchants: stories, products, schedules.

Search the public Xavio catalog and create firm checkout quotes.

XBRL US Filing Repository

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Get XBRL data from US public companies and utilities by searching on facts, reports, entities, and tables or statements (cubes).

• Xbrl SearchEntities: Search for XBRL entities (companies) based on entity attributes such as CIK, name, or ticker.
• Xbrl SearchFacts: Search for XBRL facts based on attributes of the fact, the report it was in, or the source of the data. Supports dot notation for all references.
• Xbrl SearchReports: Search for XBRL reports based on report and entity attributes. Supports dot notation for all references.

Xcatcher — Recent X Posts

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Fetch recent public X/Twitter posts by named handle for monitoring, comparison, OSINT, and research.

xdala-workflow-builder

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XGR.Network MCP is a connector for XGRChain and the XDaLa on-chain process engine, enabling AI agents to access chain data, inspect process activity, and…

• Get Chain Status: Use this for live XGRChain status. Returns chain id, latest block number and gas price from JSON-RPC.
• Get Latest Block: Use this when the user asks for the latest EVM block details from XGRChain.
• Get Account Live State: Use this for live EVM account state. Returns balance, nonce and contract code for an address.

Wallet and payments for AI agents: auto-pay x402 APIs in USDC on XDC, within on-chain limits.

xDEO — Earnings Oracle

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Reputation-ranked analyst earnings estimates.

27 live market-research tools for trading agents: scans, options flow, sentiment, valuation, alerts

xenarch-mcp

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Non-custodial x402 MCP server for AI agents.

• Xenarch Check Gate: Check if a URL or domain has an x402 payment gate. Returns gate status, accepted payment requirements (price, asset, network), and the seller wallet. Use this before paying to conf
• Xenarch Pay: Pay an x402-gated URL with USDC on Base L2 and return the gated content. Signs an EIP-3009 transferWithAuthorization, settles on-chain, then re-fetches the resource with proof of payment.
• Xenarch Wallet Status: Show the agent's local payment wallet: its address, USDC balance on Base, and whether it's funded. Use this to find the address the user needs to top up with USDC, or to check t