"The most widely used models" matching MCP servers:

x402 capability chassis: 170+ AI-callable, pay-per-call data tools (US/global equities, crypto/DeFi, prediction markets, gov/legal, research, infra) settled in USDC on Base mainnet via the Coinbase CDP facilitator. No API keys or accounts — the x402 payment is the auth. Remote MCP at https://the-stall.intuitek.ai/mcp.

Enables AI agents to research FOMO.family through a local browser session, including discovering trending and most-held coins, reading trader theses, viewing holders, and managing watchlists.

Provides 27 tools for interacting with the Binance Thailand (Gulf Binance) API, enabling market data, trading, order management, wallet operations, and account management through natural language.

Exposes 250+ tools covering stocks, ETFs, crypto, forex, commodities, economics, and SEC filings, letting AI assistants query company fundamentals, financial statements, technical indicators, and market news from the Financial Modeling Prep API. Supports dynamic or static toolset loading and can be self-hosted or used as a hosted instance over HTTP/SSE.

MCP server that lets an AI analyst place real bets on Binance prediction markets, using Kelly criterion sizing, and tracks its performance through a transparent record of betting slips and outcomes.

Enables AI agents to search, retrieve, and rank live Futuur prediction markets across politics, crypto, sports, and science, returning each market's outcomes with implied probabilities in both play-money (OOM) and real-money (USDC) terms. Supports text search, lookup by market id, and volume-ranked listings of the most actively traded open markets.

AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service." Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), ...

Checks live x402 routes across Base, Solana, and Algorand before agents spend. $0.003 USDC settles only for a valid live eligible route; normal typed misses are not settled. Free preview and validate tools. Seller payment is separate; the agent keeps its wallet. Optional signed route-binding receipts support buyer-side checks.

MCP Server for the Luno Cryptocurrency API

Live Proof-of-Work mining data for AI agents: difficulty, hashrate, solo-mining odds, cost of production and hardware profitability across 126+ networks and 770+ ASIC/GPU/CPU models. Sourced and timestamped, read-only.

Hourly news sentiment and typed market events (hack, regulation, listing, delisting, legal) for 30 crypto pairs, with source links on every signal. Four tools cover the latest score per symbol, history, classified events and the symbol list, and a free API key works out of the box

Converts PDF, Word, Excel, and PowerPoint documents to Markdown using a pay-per-conversion model with USDC on Base via the x402 protocol.

MCP server for Pi Network that enables AI agents to query Pi chain data (balances, transactions) and verify user tokens, with optional payment sending that is off by default.

Bitcoin, Ethereum and 22 more coins: news sentiment scores from 9 crypto news outlets plus the Fear & Greed Index, with the headlines behind each score. Hourly sentiment history for research and backtesting. Three free tools need no wallet; live readings cost $0.01 and hourly history $0.05 per call, paid in USDC on Base via x402. Unsupported coins and no-news results are refused and not charged.

Enables AI assistants to access live mining data for 126+ proof-of-work networks and 770+ hardware models, including network difficulty, hashrate, solo-mining odds, cost of production, hardware profitability, and mining news.

fomox402 broker + MCP server for last-bidder-wins games on Solana. Drop one URL into Claude / Cursor / Goose / Cline and the agent auto-registers a Privy-managed Solana wallet (faucet-funded with ~0.0024 SOL + $fomox402), bids via x402 micropayments, claims dividends, and plays autonomously. 14 tools wired up — register_agent, place_bid, claim_winnings, claim_dividend, list_games, get_me, etc. Str

Keyless CEX/DEX order signing for AI trading agents (Binance, OKX, Bybit, KuCoin, Hyperliquid, Asterdex). Exchange keys stay inside an AWS Nitro Enclave — the agent gets policy-bounded signatures, never credentials. Built to survive prompt injection and supply-chain key leaks.

An MCP server that enables cross-chain token transfers via the Stargate protocol.

Enables agents to perform a paid trust and liveness audit on any x402 resource URL, returning a verdict, trust score, deductions, terms, schema quality, catalog presence, and diff against the previous check.

Pre-trade token safety check for AI agents. Simulates a sell before you buy, then reports honeypot, tax, liquidity, pair age, same-ticker impersonation and owner powers as one low/medium/high/unknown verdict. Fail-closed: when a critical check cannot run it answers unknown rather than guessing low. Publishes its own measured error rate with the benchmark harness in the repo.

A local MCP server that gives AI agents read-only access to real brokerage accounts across 16 brokers and exchanges, while keeping API keys on the user's machine. It enables portfolio overviews, positions, trade history, and performance statistics through natural-language queries.

Autonomous trading agents with deterministic execution. The agents propose, the system decides.

BlackForge measures the order books of the major crypto exchanges in real time: depth, liquidity added and pulled, order ladders and what actually traded. 150+ metrics for 14,000+ pairs, in a dashboard or over REST, MCP and a CLI.

Provides a non-custodial USDC wallet on Base for AI agents, with human-in-the-loop approval for every payment.

MCP server for DeFi execution — lets AI agents swap, provide liquidity, lend, bridge, and run yield strategies across 22 chains in a single transaction. 7 tools for token discovery, portfolio analysis, quoting, and execution via the Haiku API.

Agent tools for the Ophis intent-based DEX: parse, quote, build, relay orders, look up fee tiers.

MCP server for the AKKA Finance DEX aggregator — swap quotes, routes, and execution across EVM chains.

Crypto token unlock calendar for the next 60 days: each unlock rated by size against circulating supply, with recipients, futures availability, a track record of price moves before past unlocks, and on-chain checks of locked team and investor wallets.

Pay-per-call data and tools for AI agents over x402, by UnyKorn. 360 endpoints: DeFi and market data, multi-chain wallet reads, wallet and token risk signals, SEC filings, web and domain intel, and AI text tools. Settled per call in USDC on Base ($0.001-$0.25). No API keys or subscriptions; unpaid calls return the exact quote first.

Snap Router turns an agent's plain-language task into a ranked shortlist of the x402 services and MCP tools that actually serve it, in one ~200ms pass over the merged x402 Bazaar + MCP Registry catalog (16k+ entries) — no LLM call, with a "works well with" hint. The same server also ships Pricing-Truth: request-time on-chain liquidity and price integrity for Base/Ethereum/Arbitrum tokens -truth