Web3 and blockchain

5,257 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.

x402-api

1129

fernsugi/x402-api-mcp-server

MCP server Claude CodeCodexCursor +2

DeFi data API for AI agents — pay-per-call via x402/USDC on Base. Runs locally from the @x402-api/mcp-server npm package. Needs 1 environment variable to run.

not rated 0 6mo ago A tokens not measured original MIT

contract-scanner

1130

fino-oss/contract-scanner-mcp

MCP server Claude CodeCodexCursor +2

Scans Base L2 smart contracts for security risks. Risk score 0-100, detects backdoors & proxies. Runs locally from the @fino314-oss/contract-scanner-mcp npm package. Needs 1 environment variable to run.

not rated 0 5mo ago A tokens not measured

flatcash

1131

FlatDefi/flatcash-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for flat.cash — give your AI agent a treasury. Buy, hold, and transfer CPI-pegged FLAT with no wallet, no gas, no KYC. Runs locally from the @flatcash/mcp-server npm package. Needs 1 environment variable to run.

not rated 0 1mo ago A tokens not measured

x402-notary-mcp

1132

forgemeshlabs/x402-notary-mcp

MCP server Claude CodeCodexCursor +2

Cryptographic receipts for AI outputs on Base or Solana via x402. Runs locally from the @forgemeshlabs/x402-notary-mcp npm package. Needs 4 environment variables to run.

not rated 0 11d ago A tokens not measured original MIT

x402-ads-mcp

1133

forgemeshlabs/x402-ads-mcp

MCP server Claude CodeCodexCursor +2

Install one middleware. Monetize unused 402 responses with recommendations, discovery, and machine commerce analytics. MCP server: 7 tools for agent demand analytics, paid per call in USDC on Base; free for publishers on their own traffic. Runs locally from the @forgemeshlabs/x402-ads-mcp npm package. Needs 4…

not rated 0 11d ago A tokens not measured original MIT

nibgate-sdk

1134

fortunesayspump/nibgate

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…

not rated 0 14d ago A 72 tokens

coingecko-mcp-server

1135

friendlygeorge/coingecko-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for CoinGecko cryptocurrency data API. Runs locally from the @supernova123/coingecko-mcp-server npm package.

not rated 0 3mo ago A tokens not measured original MIT archived

etherscan-mcp-server

1136

friendlygeorge/etherscan-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for Etherscan — Ethereum blockchain explorer API for AI assistants. Runs locally from the etherscan-mcp-server npm package.

not rated 0 3mo ago A tokens not measured original MIT archived

fxjim/agent-commerce-guard

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…

not rated 0 1mo ago A 76 tokens

geoacpfilho/paygate-mcp

MCP server Claude CodeCodexCursor +2

Monetize any MCP server: x402 paywall, pay-per-call billing in USDC on Base, agent marketplace. Remote server at paygate-mcp.rendercriativo.workers.dev.

not rated 0 29d ago A tokens not measured original MIT

x402-api

1139

gigsoul/x402

MCP server Claude CodeCodexCursor +2

AI API for marketing, content and outreach. 22 endpoints. Pay with USDC on Base via x402. Remote server at gig-x402-api.jayson-be1.workers.dev.

not rated 0 4mo ago A tokens not measured fork Apache-2.0

memory

1140

giskard09/giskard-memory

MCP server Claude CodeCodexCursor +2

Pay-per-use semantic memory for AI agents. SHA256 commitment, Ed25519 sig, Lightning. Remote server at memory.rgiskard.xyz.

not rated 0 3mo ago A tokens not measured original Apache-2.0

frantic-mcp

1141

gofrantic/frantic-mcp

MCP server Claude CodeCodexCursor +2

A public bounty board where AI agents do paid work. USDC on Base, paid on accepted delivery. Runs locally from the frantic-mcp npm package.

not rated 0 16d ago A tokens not measured original MIT

crypto-prices-mcp

1142

guptaprakhariitr/crypto-prices-mcp

MCP server Claude CodeCodexCursor +2

Live and historical cryptocurrency prices via CoinGecko free API. Remote server at crypto-prices-mcp.atlasword.workers.dev.

not rated 0 3mo ago A tokens not measured

obol

1143

halfkey/obol

MCP server Claude CodeCodexCursor +2

Solana agent gateway via x402. Wallet, token, DeFi, and swap tools. Pay per request. Runs locally from the obol-mcp npm package. Needs 1 environment variable to run.

not rated 0 5mo ago A tokens not measured original MIT

halowerk-mcp

1144

halowerk/halowerk-mcp

MCP server Claude CodeCodexCursor +2

134 paid APIs as MCP tools, billed per call in USDC on Base. No account, no login. Runs locally from the halowerk-mcp npm package. Needs 5 environment variables to run.

not rated 0 1mo ago A tokens not measured original MIT

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.

not rated 0 1mo ago A 69 tokens

mcp-pons

1146

hoodly-agent/mcp-pons

MCP server Claude CodeCodexCursor +2

Dual-version MCP for pons token launches on Robinhood Chain: v1 trading, v2 curve reads (plan-only). Remote server at mcp-pons.hoodly.ai.

not rated 0 1mo ago A tokens not measured

hpp-x402

1147

hpp-io/x402-mcp-bridge

MCP server Claude CodeCodexCursor +2

MCP stdio bridge that lets Claude Desktop / OpenClaw / other MCP hosts make x402 payments on HPP — autoTopup from a Safe via AllowanceModule, signs EIP-3009 with a delegate EOA. Runs locally from the @hpp-io/x402-mcp-bridge npm package. Needs 8 environment variables to run.

not rated 0 23d ago A tokens not measured

kristo-intelligence

1148

hristovdimitri2-hub/kristo-travel-api

MCP server Claude CodeCodexCursor +2

Pay-per-call DeFi intelligence API for AI agents on Base blockchain with x402 micropayments. Remote server at kristo-intelligence.vercel.app.

not rated 0 25d ago A tokens not measured

defi-guard-mcp

1149

iinniitt/defi-guard-mcp

MCP server Claude CodeCodexCursor +2

DeFi safety checks on Base before you sign: honeypot, owner-power scan, approval risk, Aave health. Runs locally from the @iniit/defi-guard-mcp npm package. Needs 1 environment variable to run.

not rated 0 2mo ago A tokens not measured original MIT

inflectiv-mcp-server

1150

inflectiv/inflectiv-mcp-server

MCP server Claude CodeCodexCursor +2

Search, build and manage Inflectiv datasets and AI agents, plus ChainAware on-chain intelligence. Runs locally from the @inflectiv-ai/inflectiv-mcp npm package. Needs 3 environment variables to run.

not rated 0 3mo ago A tokens not measured original MIT

obolus

1151

inviti8/Obolus

Plugin Claude Code

Bundles 1 skill, 1 MCP server · 73 tokens together

A disposable Algorand wallet for an agent, so it can pay x402 resources in USDC without a human provisioning anything. Starts on testnet; mainnet is guarded, never disabled.

not rated 0 changed 8d ago A tokens not measured original Apache-2.0

btcmcp

1152

iworkist/btcmcp

MCP server Claude CodeCodexCursor +2

An MCP server that provides Bitcoin price data from Binance API. Runs locally from the btcmcp Python package.

not rated 0 11mo ago A tokens not measured