Web3 and blockchain

5,374 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

deadchannel

817

plus8bit/deadchannel

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

Check an x402 endpoint before you pay it: verdict, risk score and what is wrong. $0.005 in USDC. Runs locally from the deadchannel-mcp npm package. Needs 2 environment variables to run.

not rated 1 2mo ago A tokens not measured

x402watch

818

printmoneylab/x402watch

MCP server Claude CodeCodexCursor +2

Wash-filtered intelligence for x402: categories, services, wash analysis, trends. Remote server at api.x402.printmoneylab.com.

not rated 1 1mo ago A tokens not measured original Apache-2.0

pythia-oracle-mcp

819

pythia-the-oracle/pythia-oracle-mcp

MCP server Claude CodeCodexCursor +2

Every smart contract deserves intelligence, not just data. Pythia Oracle MCP server — on-chain calculated indicators via Chainlink. Runs locally from the pythia-oracle-mcp Python package.

not rated 1 2mo ago A tokens not measured original MIT

astracipher

820

san-techie21/astracipher

MCP server Claude CodeCodexCursor +2

Cryptographic identity for AI agents: W3C DIDs, Verifiable Credentials, post-quantum crypto. Runs locally from the @astracipher/core npm package.

not rated 1 1mo ago A tokens not measured

ap2-iso20022

821

sebastienrousseau/ap2-iso20022

MCP server Claude CodeCodexCursor +2

Bridge AP2 (Agent Payments Protocol) and x402 agent-payment mandates into wire-valid ISO 20022 pain.001 / pacs.008 records, with spending-cap, expiry and authorisation guardrails. Includes an MCP server. Runs locally from the ap2-iso20022 Python package.

not rated 1 3d ago A tokens not measured original Apache-2.0

verdoc-mcp

822

verdochello/verdoc-mcp

MCP server Claude CodeCodexCursor +2

MCP server "verdoc-mcp" as configured in verdochello/verdoc-mcp. Launched with https://github.com/verdochello/verdoc-mcp/releases/download/v0.1.0/verdoc-mcp-0.. Needs 2 environment variables to run.

not rated 1 2mo ago A tokens not measured original MIT

mcp

823

txtcel/txtcel-mcp

MCP server Claude CodeCodexCursor +2

MCP server for the Txtcel Solana protocol: agents post and read undeletable on-chain messages. Runs locally from the @txtcel/mcp npm package. Needs 6 environment variables to run.

not rated 1 2mo ago A tokens not measured original MIT

x402-mcp

824

x402node/x402-mcp

MCP server Claude CodeCodexCursor +2

Hundreds of x402-paid APIs as MCP tools, auto-discovered from Coinbase Bazaar. USDC on Base+Solana. Runs locally from the x402node-mcp npm package. Needs 1 environment variable to run.

not rated 1 3mo ago A tokens not measured original MIT

xenarch-mcp

825

xenarch-ai/xenarch-mcp

MCP server Claude CodeCodexCursor +2

Xenarch — x402 MCP server for AI agent payments. Non-custodial, USDC on Base L2. Runs locally from the @xenarch/agent-mcp npm package. Needs 4 environment variables to run.

not rated 1 3mo ago A tokens not measured original MIT

uranium-mcp

826

xkelxmc/uranium-mcp

MCP server Claude CodeCodexCursor +2

MCP for Uranium NFT tools to mint, list, and manage digital assets on the permaweb. Runs locally from the uranium-tools-mcp npm package. Needs 1 environment variable to run.

not rated 1 8mo ago A tokens not measured

xpay

827

xona-labs/xpay

Skill Claude CodeCodex

Give an AI agent its own wallet and let it discover and pay for services. Use when the agent needs to find a paid API/service, pay for a call (x402 / USDC), send USDC to an address, check its balance, or review spending. Works from any agent framework (Claude, Codex, OpenAI, Gemini, custom) via MCP, CLI, or SDK.

not rated 1 changed yesterday A 83 tokens original MIT

multichain-mcp

828

wkalidev/multichain-mcp

MCP server Claude CodeCodexCursor +2

MCP server for AI agents — Stacks, Celo, and Base in one npm package. Runs locally from the @wkalidev/multichain-mcp npm package. Needs 1 environment variable to run.

not rated 1 3mo ago A tokens not measured

goldbean-mcp

829

wuzenghai616-lang/goldbean

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

49 pay-per-use APIs for AI agents via x402. AI, crypto, DeFi, blockchain, weather, search, security. Runs locally from the goldbean-mcp npm package.

not rated 1 3mo ago A tokens not measured original MIT

flareoracle

830

ToolOracle/flareoracle

MCP server Claude CodeCodexCursor +2

FlareOracle - 12 Flare tools: FTSO oracles, FAssets, state connector, FXRP, FlareDrops. Remote server at tooloracle.io.

not rated 1 7mo ago A tokens not measured original MIT

mcp-server

831

Logitale/toreador-mcp-server

MCP server Claude CodeCodexCursor +2

Generate crypto QR codes (BTC, ETH, SOL, USDC, USDT, EURC) and manage payment sessions. Runs locally from the @toreador/mcp-server npm package.

not rated 1 5mo ago A tokens not measured original MIT

mcp-server

832

SignaTrustDev/signatrust-mcp

MCP server Claude CodeCodexCursor +2

Blockchain-anchored e-signatures: send envelopes, manage templates, verify anchors on Solana. Runs locally from the @signatrust/mcp-server npm package. Needs 2 environment variables to run.

not rated 1 3mo ago A tokens not measured original MIT

dimitrov-d/solana-limit-order-mcp

MCP server Claude CodeCodexCursor +2

MCP server "solana-limit-order-mcp" as configured in dimitrov-d/solana-limit-order-mcp. Launched with tsx /full/path/to/index.ts. Needs 2 environment variables to run.

not rated 1 1y ago A tokens not measured

cardano-mcp

834

Jimmyh-world/Cardano_MCP

Cursor rule Cursor

These rules complement our main development collaboration rules, focusing specifically on the Model Context Protocol (MCP) server project with TypeScript. This project serves as a specialized RAG (Retrieval-Augmented Generation) gateway to existing Cardano resources, documentation, and tools to assist with dApp…

not rated 1 1y ago A 3,030 tokens original MIT

web3-audit

836

guib1/red-team-docker

Skill Claude CodeCodex

Smart contract security audit — 10 DeFi bug classes (accounting desync, access control, incomplete path, off-by-one, oracle, ERC4626, reentrancy, flash loan, signature replay, proxy), pre-dive kill signals (TVL < $500K etc), Foundry PoC template, grep patterns for each class, and real Immunefi paid examples. Use for…

not rated 1 7mo ago A 103 tokens

base-lp-locker-mcp

837

lordbasilaiassistant-sudo/base-lp-locker-mcp

MCP server Claude CodeCodexCursor +2

MCP server for AI agents to lock, manage, and withdraw LP tokens on Base. Trustless liquidity locking with time-based unlock. Runs locally from the base-lp-locker-mcp npm package.

not rated 1 8mo ago A tokens not measured

soroban-diagnose

838

kaankacar/soroban-diagnose

Skill Claude CodeCodex

Diagnose failed Soroban transactions and simulations deterministically. Use when a Stellar/Soroban transaction failed, a simulation returned an error, the user pastes an opaque code like Error(Contract.

not rated 1 3mo ago A 46 tokens original Apache-2.0

rpcedge

839

rpc-edge/rpcedge-toolkit

Plugin Claude Code

Bundles 1 skill, 1 MCP server · 76 tokens together

rpc edge Solana infrastructure for agents: doctor, RPC health, priority fees, leaders, Yellowstone sample, and signed-tx relay. Keys stay in env.

not rated 1 11d ago A tokens not measured original MIT

pion-mcp

840

jleeblack/pion-mcp

MCP server Claude CodeCodexCursor +2

Pion — Model Context Protocol (MCP) server for Pi Network. Read-only chain queries against Pi Mainnet and Testnet; payments are testnet-only. Runs locally from the pion-mcp npm package.

not rated 1 6d ago A tokens not measured original Apache-2.0

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: