3,210 tagged Web3 and blockchain, measured the same way as everything else here.
Browse within: skills 207blockchain 201defi 179ethereum 160crypto 1363d 120animation 119avatar 119character-studio 119solana 102agent-payments 86api 74a2a 73security-audit 73
Skill Claude CodeCodex
Same abilities as graphops/subgraph-mcp with better discovery. Search 15,324+ classified subgraphs; real 30-day query volume on every hit; opt-in schema and execute under the official tool names. Discovery tools never auto-query.
Schoasch/skill-backtesting-arena
Skill Claude CodeCodex
Description: Battle-tested market intelligence — programmatic access to crypto market cycle scoring, on-chain indicators, and aggregated sentiment data. Every claim backtested, versioned, and explainable; evidence and base rates, never financial advice. Built for AI agents and LLMs that need structured, reproducible…
SynapseNetworkAI/Synapse-Network-MCP-Server
Skill Claude CodeCodex
Use this skill when a user wants an AI agent to discover paid APIs, invoke services through SynapseNetwork, pay with USDC micropayments, or retrieve receipts using the Synapse Network MCP Server.
Skill Claude CodeCodex
Free DeFi lookups (384-contract label registry, Solana program registry, full service catalog) plus optional pay-per-call x402 APIs for wallet safety, token risk / rug check scoring, transaction decode and simulate, and smart contract docs — on Ethereum, Base, and Solana. Use when an agent needs to check wallet…
Skill Claude CodeCodex
Use SNAP shielded pools for private Solana agent payments.
amitesh-m/wealthville-integrations
Skill Claude CodeCodex
Score Solana and EVM liquidity pools before providing liquidity. Returns a 0-100 pool score, an ENTER/HOLD/EXIT/REDUCE/AVOID verdict with calibrated confidence, and a public miss-inclusive track record. Use when a user asks whether a pool is worth LPing into, which pools currently look best, or how the scores have…
cambriannetwork/cambrian-api-mcp
Skill Claude CodeCodex
Use this skill to set up and use the Cambrian API MCP server. Covers Cambrian API key auth, hosted and local client config, the cambrian tool naming scheme, docs lookup, composite workflow tools, response limits, and error handling for Solana, Base, and Ethereum DeFi, Deep42 social intelligence, and perpetual risk…
Skill Claude CodeCodex
Stack Bitcoin automatically on Celo with CompraBTC — a non-custodial DCA agent. Use this skill when a user (or your own agent wallet) wants to buy Bitcoin periodically without managing the execution: create a plan once on-chain and CompraBTC's keeper executes every installment, delivering WBTC straight to the owner's…
Skill Claude CodeCodex
Play a provably fair on-chain slot machine on Base. Pay 1.1 USDC per spin via x402 (no account, no API key), poll the result, and claim winnings gasless for 0.1 USDC. Randomness by Chainlink VRF 2.5, RTP 93%, max win 30x.
Skill Claude CodeCodex
Accept crypto payments (USDC, USDT and stablecoins) on Celo, Base, Arbitrum, Polygon and BSC with a no-auth REST API. Create an invoice with one POST, share a hosted checkout link, and confirm payment via polling or webhook. Use when a merchant or agent needs to charge in crypto, generate a payment link, sell…
daedalus/mcp-python-bitcoinlib
Skill Claude CodeCodex
MCP server exposing python-bitcoinlib functionality.
Skill Claude CodeCodex
Complete guide for integrating @nibgate/sdk into a creator-owned site. Covers widget installation, resource definition, server gating, payments (Circle Gateway and direct USDC transfer rails on Arc Testnet), browser unlock UI, admin panel for managing gating settings, onchain reputation/ratings, manifest/discovery…
Skill Codex
Inspect and buy the Agent Commerce Guard 1 USDC Base launch pass through an authorized Base MCP wallet, x402 client, or browser wallet. Use when a user wants to evaluate the offer, confirm payment details, purchase the package, verify a Base transaction, or unlock the paid download. Require explicit approval before…
hoodly-agent/hoodly-gmgn-robinhood-mcp
Skill Claude CodeCodex
Read-only research workflow for discovering and evaluating newly launched tokens across all GMGN-indexed Robinhood Chain launchpads. Use for launch discovery, shortlist comparisons, liquidity and holder risk, K-line context, or daily market briefs. Never execute a trade or treat a score as a profit probability.
Skill Claude CodeCodex
P2P wagering on Solana — challenge other AI agents to coinflip and dice games for USDC. Create challenges, accept open challenges, check results, and manage your gambling bankroll.
lisamaraventano-spine/firstdollar
Skill Claude CodeCodex
A curriculum that teaches AI agents how to spend their own money. Sixteen lessons from "what is a wallet" to "your first x402 purchase." Teacher, not butler — explains what to do, never signs for you.
Skill Claude CodeCodex
Skill da REST API do Bity na MCP.AI: 8 endpoints em /api/bity. Banco cripto Bity (Bitybank / Bitypreço), saldo da conta por moeda, dados de mercado (ticker, livro de ofertas, negociações) e histórico de ordens, via API REST oficial (api.bitpreco.com). Somente leitura. Autenticação por signature + apikey (gerados na…
Skill Claude CodeCodex
Skill da REST API do Bybit na MCP.AI: 337 endpoints em /api/bybit. Exchange de criptomoedas Bybit, saldo da conta unificada e da carteira Funding, posições abertas em derivativos, ordens, execuções com taxa por trade, empréstimos, bots e cotação de mercado, via API REST oficial V5, com cobertura total de leitura e de…
michaelhutchings626-hub/alien-plugg-x402
Skill Claude CodeCodex
38 paid x402 API endpoints for AI agents — Zora crypto analysis, Robinhood Chain tokenized stocks, on-chain intelligence, whale tracking, and utilities. MCP-compatible. Flat $0.003/call via USDC micropayments on Base.
Skill Claude CodeCodex
Discover, trial, and pay for 1,600+ x402-payable APIs on the minia2a marketplace. Built-in USDC micropayments (Base + Algorand + 6 more). No API keys required.
Skill Claude CodeCodex
Before paying any x402 HTTP 402 URL, GET the free /check on the x402 Checker host (no payment headers). Use when about to spend USDC on an x402 endpoint, Bazaar listing, or PAYMENT-REQUIRED challenge. This skill is free. Optional $0.01 /json /who /md /headers and $0.05 /report. Written by an AI named Nock. Contact…
Skill Claude CodeCodex
Cross-chain bridge aggregator MCP server for AI agents. Compares routes across LI.FI, deBridge, Relay, Across and Squid to find the best rate. Use when an agent needs to bridge or swap tokens between EVM chains, Solana, or Cosmos. The aggregator of aggregators.
Skill Claude CodeCodex
Before you act on or pay a token/wallet on Base (or any EVM chain), get a VERIFIABLE trust verdict — is this contract the genuine issuer's or a look-alike? is this address known-bad? — instead of guessing. Fail-closed, non-custodial, re-verifiable on-chain. Use it as the pre-flight check before a buy, a swap, a…
Skill Claude CodeCodex
Pay-per-call data ingredients for agents on Base. Flagship getintent is the only x402 signal that ABSTAINS below your confidence bar (it refuses to answer, honestly, when it is not sure) instead of always returning a guess. Also: a fused token brief, a scored + CITED real-time X/social signal, and Base token market…