4,158 mods tagged Web3 and blockchain that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.
MCP server Claude CodeCodexCursor +2
Signed settled outcomes (Polymarket, sports, Kalshi) + whale signals as agent tools, paid via x402. Runs locally from the @predge/whale-data-mcp npm package. Needs 7 environment variables to run.
MCP server Claude CodeCodexCursor +2
Play provably fair games with real SOL wagering from any AI agent. Runs locally from the @razzgames/mcp-server npm package. Needs 3 environment variables to run.
re-bruce-wayne/openclaw-skills
Skill Claude CodeCodex
Solana swap execution, MEV-protected transaction submission, wallet scanning, and market-cap-based limit/trailing orders via the TradeRouter API. Use when the user wants to: swap SPL tokens on Solana (buy or sell), check wallet token holdings, submit signed transactions through an MEV-protected priority lane, place…
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.
MCP server Claude CodeCodexCursor +2
Wash-filtered intelligence for x402: categories, services, wash analysis, trends. Remote server at api.x402.printmoneylab.com.
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.
MCP server Claude CodeCodexCursor +2
Multi-chain AML risk scoring, sanctions screening, and tx tracing across BTC, ETH, POL, AVAX, SOL. Runs locally from the chainanalyzer-mcp npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
Search scored onchain agent frameworks, MCPs, wallets, tools, and live agents. Remote server at satohub.ai.
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.
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.
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.
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.
MCP server Claude CodeCodexCursor +2
AI agents get on-chain identity, credentials, reputation, escrow, and persistent memory on XRPL. Runs locally from the xaip-mcp-server npm package.
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.
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.
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.
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.
MCP server Claude CodeCodexCursor +2
Identity certificates, public registry, and wishing well for AI agents — x402 micropayments on Base. Remote server at agentstamp.org.
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.
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.
MCP server Claude CodeCodexCursor +2
FlareOracle - 12 Flare tools: FTSO oracles, FAssets, state connector, FXRP, FlareDrops. Remote server at tooloracle.io.
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.
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.
Skill Claude CodeCodex
Access paid data APIs for AI agents including crypto prices, technical indicators, DeFi yields, on-chain analytics (whale tracking, exchange flows, stablecoin flows), market intelligence (sentiment, trends, competitor analysis, content gaps, ad copy), portfolio intelligence, DeFi strategy optimization, web search and…
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: