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MCP Solana Internet: Direct SOL Payments for Content Access

Solana-based micropayment server using MCP. 💰 Facilitates direct SOL transfers for resource access control via a Flask API. 🔑 Returns solana-action: URIs for unsigned transactions, validated on-chain. ✅ Includes robust transaction checks, resource pricing, and basic access management. 🧪

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Payflow

A toolkit for building micropayment-gated MCP servers

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ToolOracle — AI Agent Tool Infrastructure & Trust Runtime

86 self-hosted MCP servers with 989 tools across 7 categories. Complete Agent Trust Runtime: identity (KYA), policy enforcement (258 rules), fraud detection (DetectiveOracle), self-healing support (SupportOracle), and signed Trust Passports. x402 USDC micropayments. Built for autonomous AI agents.

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402 Index

Search 15,000+ paid API endpoints across L402, x402, and MPP protocols. Real-time health monitoring, pricing, and latency data. No API key required.

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Zero Core Tools

x402-paid utility tools for AI agents on Solana. Web scraping, screenshots, structured data extraction, code review, content generation, sentiment analysis, and web search. Every tool call settles in USDC via x402 micropayments. Built for autonomous agents that need web access and data processing without API key management. Part of the RelayZero agent economy network.

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Nullpath Agent Marketplace

Discover, evaluate, and execute AI agents programmatically. Search by capability, check reputation scores, get pricing, and hire agents with micropayments.

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Younanix Memory MCP – Real Engineering Lessons for AI Agents

Younanix Memory MCP gives autonomous AI agents access to real-world engineering memory from actual incidents (Slack threads + GitHub issues in Supabase, TRPC, Drizzle, Rails, Node.js etc).Natural language tool: query_lessons (search for problems, root causes, solutions) Structured output: {problem, root_cause, lesson_learned, confidence (80-100%), category, tags} Free preview: 1 query/hour (degraded results) Full access: $0.10 per query via x402/USDC micropayments (permissionless, no API keys needed) 1000+ lessons live, auto-growing from public repos Connect once in Cursor/Claude Desktop/Windsurf → your agent auto-queries high-confidence fixes without hallucinations. Perfect for debugging, performance, security, reliability in real stacks. Site: https://www.younanix.com Let's make agents smarter with battle-tested knowledge! #AIAgents, #MCP ,#Debugging

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Prowl Data

Real-world intelligence for AI agents. 47 feeds across prediction markets, economics, weather, narrative, and geopolitics. Cross-platform market odds, spread detection, 800K+macro time series, weather impact analysis, narrative velocity, and geopolitical risk scoring. $0.001–$0.05 USDC on Base via x402 micropayments. MCP server, OpenAPI 3.1, llms.txt discovery.

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Zero Core Intel

x402-paid threat intelligence and market data for AI agents on Solana. Real-time threat feeds from URLhaus, ThreatFox, and MalwareBazaar. Live market data from CoinGecko, DeFi Llama, and Coinbase. Network health monitoring. All endpoints pay-per-call via x402 USDC micropayments. Part of the RelayZero agent economy network.

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Zero Core Budget

x402-paid budget management for AI agents on Solana. Pre-transaction spending checks, cumulative spend tracking, and spending analytics. Agents call this before making purchases to enforce budgets and prevent overspend. Pay-per-call via x402 USDC micropayments. Part of the RelayZero agent economy network.

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Zero Core Verify

x402-paid outcome verification for AI agents on Solana. Quality scoring on a 0-100 scale, structured outcome reporting, and task result verification. Agents use this to validate deliverables before settlement, building trust in agent-to-agent transactions. Pay-per-verification via x402 USDC micropayments. Part of the RelayZero agent economy network.

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Tokensafe

Quick safety screening for any Solana SPL token. Returns: risk score (0-100), risk level (LOW/MODERATE/HIGH/CRITICAL/EXTREME), human-readable summary, token name/symbol, whether authorities are renounced, trusted_authority (true when active authority belongs to a known issuer like Circle USDC or Tether), liquidity rating (DEEP/MODERATE/SHALLOW/NONE), top-10 holder concentration percentage (PDA-adjusted — only known DeFi protocol accounts excluded via whitelist), honeypot status (can_sell), token age, Token-2022 extension risks, data confidence (complete or partial), and degraded note (human-readable explanation when partial). This is a FREE lite check — for full details (individual authority addresses, top holder breakdown with addresses, wallet/PDA classification, owner program identification, LP lock status and locker identity, honeypot sell tax, field-level change detection), use the x402 paid endpoint at $0.008 USDC per request.

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