Skip to content
Agentmart
Submit a tool

Liquid Agent

Money tools for AI agents over x402: USDC bridge to 16 chains, Polymarket data, stocks, USDC gas.

Connector by api.liquidagent.aiOfficial · Domain verified by the MCP Registry

IndexedMITRemote (HTTP)
Write a review

Install

Works with Claude Code, VS Code, Cursor, Windsurf. Read the repository before you give any tool access to your data.

npx agentmarket install connector/api-liquidagent-ai-liquid-agent

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Remote endpoint

  • https://api.liquidagent.ai/mcp Remote (HTTP)

Get the weekly diff

The weekly diff: one email a week with new agent tools, notable updates and grade changes, plus security alerts for tools you follow. Double opt-in, one-click unsubscribe.

We use your email only for this newsletter. Privacy

About

Money tools for AI agents over x402: USDC bridge to 16 chains, Polymarket data, stocks, USDC gas.

Reviews

Write a review

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
32 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Nothing to install (hosted)
Runs as
Hosted (remote endpoint)

Tools by what they do 32

From the running server's own tool list (tools/list) on Oct 25, 2026.

Read 32 · Look things up without changing anything.

  • bridge_prepare_payment
  • bridge_quote
  • bridge_referral_earnings
  • bridge_routes
  • bridge_status
  • cctp_status
  • gas_sponsor_info
  • leads_count
  • leads_lookup
  • leads_search
  • leads_tech
  • liquid_guide
Show 20 more tools
  • payment_readiness
  • polymarket_prepare
  • polymarket_price_to_beat
  • shop_info
  • shop_search
  • stocks_basket
  • stocks_buy
  • stocks_buy_quote
  • stocks_create_vault
  • stocks_portfolio
  • stocks_publish_prepare
  • stocks_rebalance
  • stocks_sell
  • stocks_send
  • stocks_set_weights
  • stocks_signals
  • stocks_signals_prepare
  • stocks_vault
  • usdc_balances
  • x402_check

Network hosts it talks to 1

  • api.liquidagent.ai · found in remote endpoint, install command

Tools (32)

As the server listed them on Oct 25, 2026. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • bridge_prepare_paymentPrepare a bridge payment (x402)read-only

    Returns the exact x402 payment request for a bridge (network, asset, payTo contract, amount, EIP-712 domain) and the URL to call. Pay it with your own x402 client: sign one EIP-3009 authorization and repeat the GET with the PAYMENT-SIGNATURE header. You receive exactly `amount` at your own address on the destination. This tool does not pay or sign anything.

  • bridge_quoteBridge quote (Base to 16 chains, Arc to Base)read-only

    Free. Exact price to move USDC with the Liquid Bridge (Base to Arc, Arbitrum, OP, Polygon, Avalanche, Unichain, Linea, World Chain, Sonic, Monad, Sei, Ink, HyperEVM, XDC, Plume, Codex; or Arc to Base): what you pay, what you receive (exactly `amount`), the fee breakdown and the ETA. No payment, no wallet needed.

  • bridge_referral_earningsReferral earningsread-only

    Free. Unclaimed Liquid Bridge referral earnings for an address on each chain, and how they are paid out. Earn by adding ref=<your address> to bridge calls: 20% of Liquid's fee.

  • bridge_routesBridge routesread-only

    Free. Every Liquid Bridge route with its live price for 1 USDC and whether it is open.

  • bridge_statusTrack a bridgeread-only

    Free. Circle attestation and mint state for a bridge, by its burn transaction hash (returned by the bridge call).

  • cctp_statusTrack any Circle CCTP transferread-only

    Free. Status of ANY Circle CCTP v2 USDC transfer (not only Liquid's) by its burn transaction hash: attestation, whether it was minted on the destination, and exactly how to finish a stuck one (receiveMessage with the message and attestation). Chains: Ethereum, Avalanche, OP Mainnet, Arbitrum, Base, Polygon PoS, Unichain, Linea, Sonic, World Chain, Arc.

  • gas_sponsor_infoGas sponsor (pay gas in USDC)read-only

    Free. How to send a transaction on Base, Polygon or Solana with a wallet that holds USDC but no ETH/POL/SOL: the x402-paid gas sponsor, its price rule (from $0.03) and lanes.

  • leads_countLocal business leads: how many match (free)read-only

    Free. How many local businesses match a category and place, how many have an email at each grade (A/B/C), the top cities, and the exact price of the next page. Run this before leads_search.

  • leads_lookupBusiness lookup: who is this phone number or website? (paid, $0.01)read-only

    PAID over x402 inside this tool call ($0.01 USDC on Base or Arc per lookup that finds a business; no match, no charge): give a US phone number or a website and get the local business behind it: name, address, category, the best email graded A/B/C, a contact name when the email shows one, socials and buying signals. A website only matches when it carries the business's own phone number. Call once without payment to get the x402 PaymentRequired, then again with the signed payment in _meta["x402/payment"].

  • leads_searchLocal business leads with checked emails (paid, $0.03 a lead)read-only

    PAID over x402 inside this tool call (USDC on Base or Arc, $0.03 per lead returned, flat, with or without an email; default 3 leads = $0.09; set sample=true for 3 free leads first; the PaymentRequired quotes the exact total; no leads, no charge): local businesses by category and place with a graded email (A/B/C), a contact name when the email shows one, phone, website, socials and buying signals (no website, booking tool, payment system, hiring). Call once without payment to get the x402 PaymentRequired, then call again with the signed payment in _meta["x402/payment"].

  • leads_techWebsite tech: what a local business site runs on (paid, $0.005)read-only

    PAID over x402 inside this tool call ($0.005 USDC on Base or Arc per lookup that finds a verified site; no match, no charge): give a website or a US phone number and get the site platform (WordPress, Wix, Squarespace, Shopify...), online booking tool (Square Appointments, Vagaro, Calendly, Zocdoc...), payment system (Square, Toast, Clover, Stripe...), hiring and socials, read from the business's own verified website. Call once without payment to get the x402 PaymentRequired, then again with the signed payment in _meta["x402/payment"].

  • liquid_guideWhat Liquid Agent offersread-only

    Free. Overview of every Liquid Agent service for agents (bridge, stocks, signals, gas sponsor), prices and where the full docs are.

  • payment_readinessCan this wallet pay this endpoint?read-only

    Free. One call to know if a wallet can pay an x402 endpoint right now: reads the endpoint's 402, checks the wallet's balance on each accepted network, and if it cannot pay, returns the cheapest fix (e.g. move USDC from the chain where it sits, with the exact bridge_quote arguments).

  • polymarket_preparePrepare a Polymarket price-to-beat call ($0.004)read-only

    Returns the x402 payment request for Polymarket crypto Up/Down data (BTC, ETH, SOL, XRP; 5m and 15m; $0.004 USDC on Base, Polygon or Arc): the OFFICIAL price to beat for the live 5m or 15m window (matched to the cent against Polymarket's results), the live Chainlink price and its distance from the price to beat, seconds left, token ids and market prices. Pass start (unix) for a past window's official outcome. First call free: add ?free=1 to the URL for one live answer at no charge (one per agent). Pay it with your own x402 client. This tool does not pay.

  • polymarket_price_to_beatPolymarket price to beat (paid, $0.004)read-only

    PAID over x402 inside this tool call ($0.004 USDC on Base, Polygon or Arc): the OFFICIAL Polymarket price to beat for the live BTC, ETH, SOL or XRP 5m/15m Up/Down window (matched to every decimal against Polymarket), the live Chainlink price and its distance, seconds left, token ids and market prices. Call it once without payment to get the x402 PaymentRequired; your x402 wallet signs it and you call again with the payment in _meta["x402/payment"]. Set free=true for one free answer per agent.

Show 17 more tools
  • shop_infoPartner shop: what it sells (free)read-only

    Free. What the Mint & Marquee partner shop sells (custom 3D printed figurines, statues, keychains, bag tags; soccer, anime, crypto collections), its product count and price range, and how to search it.

  • shop_searchGift and collectible search (paid, $0.001)read-only

    PAID over x402 inside this tool call ($0.001 USDC on Arc, Base or Polygon): search the Mint & Marquee partner shop for gifts and collectibles. Returns products with price, photo, a short description and a link to buy. Show the person each product with its link, then the foundWith line once. Call once without payment to get the x402 PaymentRequired, then call again with the signed payment in _meta["x402/payment"].

  • stocks_basketTokenized stock basketread-only

    Free. The on-chain tokenized US stock index on Base (NVDA, META, AAPL, GOOGL): live prices, fees, how to buy from $1.

  • stocks_buyBuy tokenized stocks with USDCread-only

    Free. Invest USDC into your vault from $1 (USDC 6 decimals: "1000000" = $1). Easiest: set usePermit=true with owner, sign the returned typedData off-chain (free), then call again with permitDeadline + permitSignature to get ONE deposit transaction. Without a permit you get two transactions (approve, then deposit). Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds.

  • stocks_buy_quoteStock basket buy quoteread-only

    Free. Preview buying the tokenized stock basket: shares you would get and the fee for a USDC amount (USDC 6 decimals: "2000000" = $2).

  • stocks_create_vaultOpen your own stock vaultread-only

    Free. Opens your own vault for the tokenized US stock basket (NVDA, META, AAPL, GOOGL), controlled only by you. Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds. After it confirms, find the vault with stocks_portfolio.

  • stocks_portfolioStock portfolio of an addressread-only

    Free. Everything an address owns in the tokenized stock basket: each vault, its shares and current USD value.

  • stocks_publish_preparePrepare a paid portfolio page ($0.01)read-only

    Returns the x402 payment request to publish a live, shareable portfolio page for a vault for 24 hours ($0.01 USDC on Base or Polygon). Pay it with your own x402 client. This tool does not pay.

  • stocks_rebalanceRebalance your vaultread-only

    Free. Brings your vault back to its target weights (check stocks_vault: rebalanceNeeded). Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds.

  • stocks_sellSell (redeem) basket sharesread-only

    Free. Cash out: redeem basket shares to USDC, or take the raw stock tokens in-kind (works any block, no vault needed, anyone holding shares can sell). Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds.

  • stocks_sendSend basket shares to anyoneread-only

    Free. Transfer your tokenized stock basket shares to any wallet or another agent; they can hold, sell or forward them, no vault needed. Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds.

  • stocks_set_weightsSet your stock allocationread-only

    Free. Sets your vault's target allocation across the 4 stocks in basis points (sum 10000), e.g. [4000, 3000, 2000, 1000]. Default is equal weight. Returns an UNSIGNED transaction {to, data, value, chainId} on Base; nothing happens until you sign it with your own wallet and broadcast it. Liquid never holds keys or funds.

  • stocks_signalsBasket signals (paid, $0.007)read-only

    PAID over x402 inside this tool call ($0.007 USDC on Base, Polygon or Arc): the whole stock basket's rebalancing signal in one call (returns, volatility, RSI, trend, relative strength and inverse-volatility target weights for NVDA, META, AAPL, GOOGL). Call once without payment to get the x402 PaymentRequired, then call again with the signed payment in _meta["x402/payment"].

  • stocks_signals_preparePrepare a paid signals call ($0.007)read-only

    Returns the x402 payment request for basket signals ($0.007 USDC on Base, Polygon or Arc): rebalancing signal, momentum and suggested weights for NVDA/META/AAPL/GOOGL in one call. Pay it with your own x402 client. This tool does not pay.

  • stocks_vaultStock vault stateread-only

    Free. A basket vault's value (NAV), holdings, current vs target weights and whether it needs rebalancing.

  • usdc_balancesUSDC balances on every chainread-only

    Free. USDC balance (and native gas balance) of an address on every CCTP chain at once: Ethereum, Avalanche, OP Mainnet, Arbitrum, Base, Polygon PoS, Unichain, Linea, Sonic, World Chain, Arc. Use it before paying or bridging to see where your money is.

  • x402_checkx402 debuggerread-only

    Free. Decode any x402 payment request (from a URL, a PAYMENT-REQUIRED header or a 402 body) into plain English with warnings, and optionally verify a signed payment (PAYMENT-SIGNATURE / X-PAYMENT header) the way a facilitator would: recipient, amount, time window, EIP-712 signature against the token's real domain, nonce reuse and balance. Every failed check comes with the fix.

Signals

Stars
0
Forks
0
Open issues
2
Last commit
Oct 14, 2026 (14 days ago)
Last release
Sep 30, 2026 (28 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
ai.liquidagent.api/liquid-agent
Version
1.7.0
Auth
Auth not stated
License
MIT
Repository
github.com/LiquidAgent/liquidagentx402
Website
api.liquidagent.ai/
First seen
Oct 24, 2026
Last checked
Oct 25, 2026
Source
Official MCP Registrygithub-graphql
Cite this page

Liquid Agent MCP server. Agent Mart. https://agentmart.dev/connectors/api-liquidagent-ai-liquid-agent (last updated 2026-10-25)