Web3 and blockchain for Codex

4,161 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.

Also for Codex: anthropic · Git and workflow · React · Python · TypeScript · openai · android · docker · Localization · bun · nextjs · Go

gate-dex

97

gate/gate-mcp

MCP server Claude CodeCodexCursor +2

One of 5 in server.json

Gate DEX MCP for wallet auth, transfers, swaps, token info, market data, and RPC access. Remote server at api.gatemcp.ai.

not rated 37 1mo ago A tokens not measured original MIT

bitpanda-mcp

98

bitpanda-labs/bitpanda-mcp

MCP server Claude CodeCodexCursor +2

MCP server "bitpanda-mcp" as configured in bitpanda-labs/bitpanda-mcp. Runs locally from the bitpanda-mcp Python package.

not rated 37 1mo ago A tokens not measured original Apache-2.0 archived

upbit

99

upbit-official/upbit-agent-skills

Skill Claude CodeCodex

A command-line tool for using Upbit, a cryptocurrency exchange, through its programming interface.

not rated 37 changed 3d ago A Socket: passSnyk: fail 116 tokens

abi-to-mcp

100

nirholas/UCAI

MCP server Claude CodeCodexCursor +2

UCAI — The ABI-to-MCP Server Generator. Convert smart contract ABIs to AI-ready MCP servers. Runs locally from the abi-to-mcp Python package. Needs 3 environment variables to run.

not rated 36 +1 21d ago A tokens not measured

etherscan-flow

101

etherscan/skills

Skill Claude CodeCodex

Trace on-chain money flow via the Etherscan API V2 and write a single Etherscan Flow Case JSON file (nodes + edges). Input: a tx hash, a wallet/contract address, a business/entity scope ("show ENS DAO as a business"), pasted notes/draft, or a user-typed link (gist, tweet/X, article) with addresses and flow claims…

not rated 36 +15 20d ago A SkillSpector: warn 228 tokens original MIT

misttrack-skills

102

slowmist/misttrack-skills

Skill Claude CodeCodex

A set of instructions and scripts for checking cryptocurrency addresses and transactions for money-laundering risk using MistTrack, a SlowMist compliance and blockchain-tracing service. It covers networks such as Bitcoin, Ethereum, Tron, and BNB Chain.

not rated 35 4mo ago A 75 tokens original MIT

yield-opportunities

103

kukapay/crypto-skills

Skill Claude CodeCodex

Comprehensive tool for finding and analyzing DeFi yield opportunities across protocols, chains, and asset types. Use when users want to earn yield on crypto assets (staking, lending, liquidity farming, aggregators). Supports exhaustive parallel research using librarian agents, direct web searches, and GitHub…

not rated 35 4mo ago A 63 tokens original MIT

web3-dev

104

blockscout/agent-skills

Skill Claude CodeCodex

Build web3 applications, scripts, CLIs, bots, mobile apps, and desktop apps that need blockchain data via the Blockscout PRO API — a single HTTP API spanning 100+ EVM chains. Invoke this skill whenever the user wants to read blockchain data over HTTP (transactions, blocks, addresses, tokens, NFTs, logs, contract…

not rated 35 +5 2mo ago A 212 tokens original MIT

binance-mcp

105

nirholas/Binance-MCP

MCP server Claude CodeCodexCursor +2

MCP server for Binance exchange - spot trading, staking, wallet, NFT, pay, mining, and more. Runs locally from the @nirholas/binance-mcp-server npm package. Needs 2 environment variables to run.

not rated 34 18d ago A tokens not measured

bank-skill

106

singularityhacker/bank-skills

Skill Claude CodeCodex

Traditional banking via Wise API + on-chain token swaps on Base.

not rated 34 6mo ago A 16 tokens original MIT

contract-interaction

107

Capminal/agent-skills

Skill Claude CodeCodex

Generic smart-contract interaction for Capminal — read (call), batch-read (multicall) and write (send tx) ANY contract on Base or Robinhood chain by passing a flexible ABI, contract address, function name and parameters, using your CAP API key.

not rated 34 29d ago A SkillSpector: warn 58 tokens original MIT

algorand-devrel/algorand-agent-skills

Skill Claude CodeCodex

Builds x402 HTTP-native payment applications on Algorand using TypeScript. Covers clients (fetch, axios), servers (Express, Hono), facilitators, paywalls, Next.js integration, and the @x402/core library. Use when implementing x402 payment flows in TypeScript, creating payment-gated APIs, building x402 facilitators or…

not rated 33 21d ago A SkillSpector: pass 90 tokens original MIT

debridge-mcp

109

debridge-finance/debridge-mcp

MCP server Claude CodeCodexCursor +2

Thin MCP proxy client for deBridge — connects to the hosted MCPd at agents.debridge.com. Runs locally from the @debridge-finance/debridge-mcp npm package.

not rated 32 yesterday A tokens not measured original MIT

coingecko

110

coingecko/skills

Skill Claude CodeCodex

Use this skill for any request involving cryptocurrency market data, coin prices, trading volume, market cap, OHLC charts, historical data, exchanges, derivatives, NFTs, DeFi, on-chain token data, liquidity pools, DEX data, or anything powered by CoinGecko or GeckoTerminal APIs. Trigger this skill whenever the user…

not rated 32 1mo ago A 124 tokens original MIT

mcp

111

tonnode/mcp

MCP server Claude CodeCodexCursor +2

Liteserver access to TON: balances, account state, transactions and get-methods over native ADNL. Runs locally from the @tonnode/mcp npm package. Needs 2 environment variables to run.

not rated 31 1mo ago A tokens not measured original MIT

x402-list

112

mcccsm/x402-list-mcp

Skill Claude CodeCodex

Discover x402 payment services and on-chain-verified facilitator settlement volume via the x402-list directory. Use when a user or agent needs to find an API/service that accepts x402 (HTTP 402 stablecoin) payments, compare services by reliability and price, check service uptime/health, see whether a service has…

not rated 30 changed 3d ago A 99 tokens original MIT

waiaas

113

waiaas/WAIaaS

MCP server Claude CodeCodexCursor +2

WAIaaS MCP server - Model Context Protocol integration for AI agents. Runs locally from the @waiaas/mcp npm package. Needs 2 environment variables to run.

not rated 30 18d ago A tokens not measured original MIT

defi-data

114

DefiLlama/defillama-skills

Skill Claude CodeCodex

Core reference for DefiLlama MCP tools. Maps DeFi questions to the correct tool call with proper parameters. Covers entity conventions, metric interpretation, stock vs flow distinctions, percentage formatting, and error recovery. Use whenever querying DeFi data — protocol TVL, token prices, chain metrics, fees…

not rated 29 +1 5mo ago A 88 tokens

crypto-market-data

115

nirholas/crypto-market-data

MCP server Claude CodeCodexCursor +2

MCP server "crypto-market-data" as configured in nirholas/crypto-market-data. Runs locally from the crypto-market-data-mcp npm package. Needs 1 environment variable to run.

not rated 29 21d ago A tokens not measured

use-vibekit

116

initlabsai/vibekit

Skill Claude CodeCodex

Operate VibeKit inside projects created or configured by vibekit new and vibekit init. Use for VibeKit CLI and MCP tools, project setup, LocalNet, accounts, signing, network selection, deployment, transactions, and troubleshooting. Load before any on-chain action in a VibeKit-configured project. Excludes authoring…

not rated 27 4d ago A SkillSpector: warn 88 tokens original MIT

agent-credit

117

aaronjmars/agent-credit

Skill Claude CodeCodex

Borrow from Aave V3 via credit delegation. Agent draws against delegator collateral. Supports borrow, repay, health checks.

not rated 26 5d ago C 28 tokens original MIT

helius-jupiter

118

helius-labs/core-ai

Skill Claude CodeCodex

Skill "helius-jupiter" from helius-labs/core-ai, covering helius x jupiter — build defi apps on solana, mcp router surface, prerequisites, 1. helius mcp server and 2. jupiter api key.

not rated 26 changed 3d ago A SkillSpector: warn 0 tokens original MIT

kya-wallet

119

decentralized-identity/kya-os-mcp

MCP server Claude CodeCodexCursor +2

MCP server "kya-wallet" as configured in decentralized-identity/kya-os-mcp. Launched with /ABSOLUTE/PATH/TO/node /ABSOLUTE/PATH/TO/kya-os-mcp/examples/revoked/node_module. Needs 1 environment variable to run.

not rated 26 5d ago A tokens not measured original MIT

lyra-registry

120

nirholas/lyra-registry

MCP server Claude CodeCodexCursor +2

Central registry hub for Lyra ecosystem tools, agents, and plugins - the NPM for Crypto AI Tools. Runs locally from the lyra-registry npm package.

not rated 25 18d ago A tokens not measured

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: