Search: micropayments
Search MCP servers and agent skills by name, description, category or topic — 40 results.
blockrunai/blockrun-mcp
Access 30+ AI models (GPT-5, Claude, Gemini, Grok, DeepSeek) without API keys. Pay-per-use via x402 micropayments with USDC on Base.
xpaysh/awesome-x402
Curated directory of x402 payment protocol resources, MCP servers, and tools for HTTP 402-based USDC payments on Base, Arbitrum, and other EVM chains.
EmblemCompany/Agent-skills
200+ crypto tools for AI agents across 7 blockchains (Solana, Ethereum, Base, BSC, Polygon, Hedera, Bitcoin). Swaps, DeFi yield, conditional orders, NFTs, cross-chain bridges, and market intelligence. Hosted MCP at `https://emblemvault.ai/api/mcp` with OAuth 2.0 + PKCE for one-line install in Claude Code, Cursor, Windsurf, and any MCP-compatible client. API key and x402 per-tool-call micropayments
x402node/x402-mcp
Exposes 100+ x402-paid APIs to AI agents via auto-discovery from Coinbase Bazaar. Handles USDC micropayments on Base mainnet.
elisymlabs/elisym
AI agent discovery and marketplace on Nostr with Solana payments (SOL, USDC). NIP-89 discovery, NIP-90 jobs, NIP-44 v2 encryption, on-chain micropayments.
thebrierfox/the-stall
209 pay-per-call AI capabilities via x402 USDC micropayments on Base mainnet. Covers US/global equities, crypto/DeFi analytics, options chains, dealer GEX, macro indicators, congressional trades, prediction markets, on-chain intelligence, EVM & Solana analysis, SEC filings, weather, aviation, and more. No API key — pay per call from $0.001 USDC.
krystiangw/agenticpay
Open-source x402 micropayments stack for MCP. Pay-per-tool-call USDC settlement on Solana via the first open-source self-hostable facilitator (no x402.org dependency). Includes TypeScript SDK, CLI, paywall middleware, hosted devnet endpoint, and a live Claude Opus demo. `npm install @agenticpay/sdk`
whiteknightonhorse/APIbase
Unified API hub for AI agents with 56+ tools across travel (Amadeus, Sabre), prediction markets (Polymarket), crypto, and weather. Pay-per-call via x402 micropayments in USDC.
Kali123411/k402-mcp
Agent-payable APIs settled on Kaspa L1: text tools (summarize, schema-guaranteed extract, classify, rewrite), web reading, embeddings + semantic search, live Kaspa chain data, GPU LLM tiers, covenants-as-a-service, and RISC Zero zk proving with cycle-exact quotes. Pay per call in KAS, BTC, LTC, DOGE, BCH, DASH, ETH, or USDC — fractions of a cent, no account or API key. `pip install k402-mcp`
infai-tech/vulnfeed-mcp
Dependency vulnerability scanner with EPSS exploit probability scoring. Scans lockfiles (npm, pip, Go, Cargo, Ruby, Composer, Gradle, NuGet, Mix), prioritizes by real-world exploit likelihood, recommends fix versions. 9 MCP tools for scanning, monitoring, and alerting. Free tier + x402 micropayments. `pip install vulnfeed-mcp`
cnghockey/sats4ai-mcp-server
Permissionless communication supercharger for AI agents — phone calls, SMS, fax, translation (119 languages), text-to-speech, audiobook generation, plus image/video/music/text generation and document extraction. Pay per request via Lightning (L402) — no signup or API keys.
checkra1neth/xbird
Twitter/X MCP server with 34 tools — post tweets, search, read timelines, manage engagement, upload media. No API keys needed, uses browser cookies. Pay per call from $0.001 via x402 micropayments.
supertrained/rhumb
Agent-native tool intelligence across 1,000+ scored services. 21 MCP tools: discover services, check AN Scores, compare alternatives, resolve capabilities to ranked providers, execute through 3 credential modes (managed, BYOK, agent vault), track costs with receipts, and inspect failure modes. Zero-signup option via x402 micropayments.
hshintelligence/agent-scrape
Pay-per-call web scraping for AI agents via x402 micropayments on Base. Six tools: scrape, extract structured data, screenshot, metadata, browser session, workflow. No signup, no API keys — just USDC. HTTP + MCP transports.
plagtech/spraay-x402-mcp
Pay-per-call onchain data, AI models, and batch USDC payments on Base via x402 micropayments. 9 tools including swap quotes, token prices, wallet balances, ENS resolution, and multi-recipient batch transfers.
Octodamus/octodamus-core
AI consensus market oracle for crypto traders and autonomous agents. 11-signal BUY/SELL/HOLD consensus (RSI, MACD, funding rate, L/S ratio, on-chain flow, Fear & Greed, congressional trading), Polymarket prediction market edges with EV scoring, Grok X crowd sentiment divergence. Ed25519-signed, on-chain verifiable. x402 micropayments at $0.01/call on Base, or 500 req/day free.
sapph1re/mcp-billing-gateway-sdk
Billing infrastructure for MCP server operators. Add Stripe subscriptions, per-call credits, tiered pricing, and x402 crypto micropayments to any MCP server without writing billing code. Operator dashboard included.
forgemeshlabs/coinopai-mcp
Local stdio MCP server for x402-powered paid crypto intelligence: preflight checks, trade decisions with `decision_id`, later audit against real prices, risk state, signal history, and agent automation search over USDC micropayments on Base.
vinaybhosle/agentstamp
Trust intelligence for AI agents — identity stamps, reputation scoring (0-100), registry, forensic audit trails, and A2A passports via x402 micropayments.
forgemeshlabs/x402-notary-mcp
Cryptographic receipts for AI outputs: notarize any model inference with a signed Ed25519 attestation, sha256 content hash, and Merkle chain-anchor on Base or Solana. $0.001 per call via x402 USDC micropayments; verification is free and needs no wallet. Notarizes the hash, never your prompts. `npx -y @forgemeshlabs/x402-notary-mcp`
sapph1re/findata-mcp
Real-time stocks, company fundamentals, FRED economic indicators (800k+ series), SEC filings, and crypto prices. Five tools, $0.01/call via x402 micropayments on Base mainnet. No signup required.
giskard09/giskard-search
Pay-per-use semantic web search for AI agents. Powered by SearxNG, agents pay in sats via Lightning Network micropayments — no API keys required. Self-hosted with phoenixd.
Dusheh/myclaw-toolkit
23-in-1 developer utility MCP server: web search, exchange rates, crypto prices, QR codes, JSON formatter, UUID, URL tools, domain check, RSS feeds, and more. 6 paid APIs via x402 micropayments ($0.003 USDC on Base). `npx myclaw-toolkit`
unixlamadev-spec/lightningprox-mcp
MCP server for LightningProx — pay-per-request AI access via Bitcoin Lightning. Supports vision/multimodal.
forgemeshlabs/anomaly-mcp
Real-time anomaly detection powered by NASA-derived sequence mining across blockchain, mempool, stablecoin depeg, aviation, and GitHub signals via x402 USDC micropayments on Base. `npx -y @forgemeshlabs/anomaly-mcp`
aparajithn/agent-scraper-mcp
Web scraping MCP server for AI agents. 6 tools: clean content extraction, structured scraping with CSS selectors, full-page screenshots via Playwright, link extraction, metadata extraction (OG/Twitter cards), and Google search. Free tier with x402 micropayments.
bubilife1202/crossfin
Korean & global crypto exchange routing, arbitrage signals, and x402 USDC micropayments for AI agents. 16 tools, 9 exchanges, 11 bridge coins.
CryptoRugMunch/rug-munch-mcp
19 crypto token risk intelligence tools for AI agents. Rug pull detection, honeypot scoring, deployer tracking, holder deep-dive, KOL shill detection, social OSINT, and LLM forensic analysis. Free tier (1 call/day) + API keys + x402 USDC micropayments. Remote SSE transport available.
aparajithn/agent-deploy-dashboard-mcp
Unified deployment dashboard MCP server across Vercel, Render, Railway, and Fly.io. 9 tools for deploy status, logs, environment variables, rollback, and health checks across all platforms. Free tier with x402 micropayments.
AlexanderLawson17/revettr-python
Counterparty risk scoring for agentic commerce. Scores wallets, domains, IPs, and companies 0-100 via x402 micropayments. $0.01 USDC per request on Base.
the402ai/mcp-server
AI agent service marketplace with x402 micropayments (USDC on Base). 30 tools for browsing services, purchasing, managing conversation threads, listing services as a provider, handling subscriptions, and tracking earnings. Install via `npx -y @the402/mcp-server`.
namixai/funding-mcp
Multi-venue perpetual funding-rate data & cross-exchange funding arbitrage across 20+ exchanges (incl. HIP-3 sub-DEXes). Free screener; paid signals via x402 micropayments with built-in auto-pay. 3 tools, stdio. Install with `npx -y @usenami/funding-mcp`.
8randonpickart5/alderpost-mcp
8 bundled intelligence endpoints (security, company, threat, compliance, sales, sports, property, health) via x402 micropayments on Base.
jorkal-crypto/jorkal-nft-mcp
Solana NFT market data from Magic Eden — floor prices, cheapest listings, collection stats, and wallet holdings. Pay-per-call via x402 micropayments (USDC on Base mainnet).
autonsol/sol-mcp
Solana token risk scoring and pump.fun graduation signals. Score any token by mint address (0-100 risk, risk_label, holder concentration, liquidity), detect graduation momentum (buy/sell ratio, velocity), and query trust attestations. Live API. Freemium — 4 free tools, PRO via x402 micropayments ($0.01/call USDC).
alberthild/shieldapi-mcp
Security intelligence for AI agents: password breach checks (900M+ HIBP hashes), email/domain/IP/URL reputation, prompt injection detection (200+ patterns), and skill supply chain scanning. Pay-per-request via x402 USDC micropayments or free demo mode, no API key needed.
socialintel/socialintel-mcp
Instagram influencer search API for AI agents — search by niche, country, demographics, or follower count, returns usernames, bios, follower counts, business categories, and public business emails. Single-profile lookup at $0.01; full search $0.50–$1.30 (1–100 leads). USDC on Base, Solana, Polygon, Arbitrum via x402 micropayments. No signup, no API keys.
fernsugi/x402-api-server
Pay-per-call DeFi data API for AI agents via x402 micropayments (USDC on Base). 8 endpoints: price feeds, gas tracker, DEX quotes, whale tracker, yield scanner, funding rates, token scanner, wallet profiler. No API keys needed.
aparajithn/agent-utils-mcp
Swiss-army-knife utility server for AI agents. 18 tools including JSON validation, base64, hashing, UUID generation, regex testing, markdown conversion, datetime conversion, cron parsing, CSV/JSON conversion, JWT decoding, and more. Streamable HTTP MCP + REST API with x402 micropayments.
x402-index/x402search-mcp
Search 14,000+ x402-enabled HTTP APIs by keyword. Agents pay $0.01 USDC per search via x402 micropayments on Base mainnet — no API keys required. Larger index than any other x402 discovery layer.