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    Pay-per-call x402 data products on Base mainnet — sanctions screening, aviation weather, mortgage rates, US property dossier, title chain, wallet balance, and agent session auth. Every call settles in USDC with an on-chain receipt, no accounts or API keys.
    Last updated
    7
    39
    MIT
  • A
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    A Model Context Protocol server that gives any MCP client two economic-safety tools: realizable quote and pretrade check, paid per call in USDC with no accounts.
    Last updated
    2
    100
    MIT
  • A
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    Cross-sectional funding-carry rankings for Hyperliquid perpetual futures, metered per call in USDC via x402 on Base.
    Last updated
    6
    MIT
  • A
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    Open-source MCP server exposing the Agent402.Tools catalog: 500+ deterministic pay-per-call tools for AI agents, including browser rendering, web search, PDFs, OCR, LLM inference, code execution, live financial/crypto/macro data, SEC EDGAR, and wallet-keyed memory. Free via proof-of-work, or pay per call in USDC across ten chains via the x402 protocol. No API keys, no signups
    Last updated
    23
    8
    AGPL 3.0
  • A
    license
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    quality
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    maintenance
    Provides AI agents with real-time Solana data and agent-swarm intelligence as tools, with auto-paid per-call micropayments in CIRC via x402.
    Last updated
    10
    475
    MIT
  • A
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    quality
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    x402 capability chassis: 170+ AI-callable, pay-per-call data tools (US/global equities, crypto/DeFi, prediction markets, gov/legal, research, infra) settled in USDC on Base mainnet via the Coinbase CDP facilitator. No API keys or accounts — the x402 payment is the auth. Remote MCP at https://the-stall.intuitek.ai/mcp.
    Last updated
    100
    5
    MIT
  • A
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    Track top 50 Hyperliquid trader positions by PnL, direction, size, leverage, entry price, and unrealized PnL. Pay-per-call via x402 micropayments (USDC on Base L2) — no API key or signup required.
    Last updated
    MIT
  • A
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    quality
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    This repository is the public manifest for the hosted Vibe Springs MCP server. The server runs at https://vibesprings.net/mcp — there is nothing to install or build. Connect directly over Streamable HTTP. 🌐 Endpoint: https://vibesprings.net/mcp (Streamable HTTP, stateless) 🧰 22 tools — 2 free, 20 pay-per-call 💸 Payment: x402 on Base mainnet (USDC), signed per call by the agent's own wallet 📖
    Last updated
    MIT
  • A
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    quality
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    Exposes Kerdos Market Intelligence APIs as tools for AI trading agents, with pay-per-call in USDC via the x402 protocol—no API keys or subscriptions required.
    Last updated
    36
    MIT
  • A
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    quality
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    Provides a 1-line USDC paywall wrapper for any FastMCP tool using the Coinbase x402 protocol, enabling pay-per-call endpoints settled on Base, Polygon, Solana, or Bitcoin Lightning.
    Last updated
    MIT