x402-services-production.up.railway.app

Convert raw HTML to clean, LLM-ready markdown.

Extract structured data (title, links, meta, headings, text) from HTML as JSON.

Fetch any public web page and return clean, LLM-ready markdown (plus title and final URL).

Fetch any public web page and return structured JSON: title, meta description, headings, links, text preview.

Agent Memory: durable key-value storage that survives between agent runs.

Agent Memory: read a stored value by key, or omit key to list all keys in your namespace.

Webhook Scheduler: schedule a future HTTP callback.

Webhook Scheduler: check a scheduled job's status and last delivery result.

Atomic counter: increment-and-return a named counter (collision-free running totals & IDs across agent runs).

Distributed lock: acquire a named lock for ttlSec so only one agent proceeds.

Release a distributed lock you hold.

Task queue: append a JSON item to a named queue for later/other agents.

Task queue: pop the oldest item from a named queue (FIFO).

Idempotency key: returns firstTime:true only once per key within ttl (dedupe retries/double-sends).

Pub/sub: publish a message to a topic.

Pub/sub: fetch messages on a topic newer than a sequence number.

Shared blackboard: set a versioned key on a multi-writer board.

Shared blackboard: read one key or list all keys+entries.

Rate-limit token bucket: shared self-throttle.

Dead-man's switch: if you don't ping within intervalSec, we POST your webhook.

Dead-man's switch: heartbeat to keep the switch from firing.

Exact calculator + unit conversion (arbitrary precision).

Date/time math + timezones.

Add/subtract business days (skips weekends + given holidays).

Apply a regex to text and return all matches + capture groups (deterministic; LLMs guess regex wrong).

Validate data against a JSON Schema (strict).

Structured deep diff of two JSON values (added/removed/changed by path).

Explain a cron expression: the next N run times in a timezone.

Recurring webhook: fire your URL on a cron schedule (repeats).

Batch link-liveness: check up to 50 URLs return 200 (dead-link detection).

Webhook inbox: get a disposable URL that captures inbound POSTs for you to poll.

Webhook inbox: fetch captured messages newer than a timestamp.

Wallet reputation: objective on-chain trust signals for an EVM address (vet a counterparty before dealing).

Live crypto & token prices in USD.

Convert an amount between any two crypto/fiat assets at live rates.

Full wallet portfolio: native ETH + all ERC-20 token balances for an address on Base, with amounts.

Live Base gas oracle: current gas price plus estimated cost (ETH & USD) for a transfer, swap, or mint.

Resolve an ENS name or Basename to an address, or reverse-resolve a 0x address to its name + avatar.

Transaction status & receipt on Base: confirmations, success/fail, from/to, value, fee, method.

Token intelligence: name, symbol, supply, holder count, source-verification, and safety signals for a contract.

Top DeFi yield opportunities across chains from DeFiLlama, filterable by chain/project/min-TVL, ranked by APY.

Wallet activity summary: recent transactions, top methods called, distinct counterparties, and latest actions for an address on Base.

Contract decoder: pass a verified 0x contract address to get its function ABI, or a 0x-selector (8 hex) to decode which function it is.

Snipe new token launches: the freshest liquidity pools on a chain, newest first, with pool age in seconds, price, FDV, and liquidity.

Trending / hottest pools on a chain right now, ranked by volume and momentum, with price change, volume, and liquidity.

Full rug/honeypot audit for a token: honeypot detection, buy/sell tax, source verification, mint/pause/blacklist/hidden-owner privileges, proxy check, holder & LP counts, plus a 0-100 risk score and plain-English verdict (AVOID / HIGH RISK / CAUTION / LOOKS OK).

Fast yes/no honeypot check for a token before buying: is it sellable, buy/sell tax, and whether the creator has deployed honeypots before.

Holder & liquidity concentration analysis: top holder %, top-10 %, LP locked/burned %, holder list with contract/lock flags, and concentration risk warnings.

Full trading snapshot for a token: live price, liquidity, FDV, market cap, 5m/1h/6h/24h volume and price change, buy/sell counts, and pair age.

Search tokens and trading pairs across all chains by name, symbol, or address, ranked with price, liquidity, and 24h volume.

Copy-trade tracker: a wallet's recent token transfers on Base, labeled buy/sell, plus the tokens it just acquired.

Estimate price impact and suggested max slippage for a trade of a given USD size against a token's live pool liquidity.

Robinhood Chain live pools: new and trending liquidity pools on Robinhood's Ethereum L2 for tokenized stocks and DeFi, built for 24/7 agentic onchain trading.

Robinhood Chain tokenized-stock quote: pass a stock ticker (NVDA, AAPL, TSLA.

List tokenized stocks & ETFs live on Robinhood Chain with on-chain prices, liquidity, and volume.

Premium/discount arbitrage signal: compares a tokenized stock's live Robinhood Chain price against the real-world equity price and returns the premium/discount % plus a buy-onchain/sell-equity signal.

Cross-venue arbitrage: prices a tokenized stock across every liquid Robinhood Chain pool/DEX and returns the high/low and spread %.

DeFi LP yield opportunities on Robinhood Chain: pools ranked by estimated fee APR (fee tier x 24h volume / liquidity), with liquidity and volume.

Robinhood Chain health snapshot: total value locked, 24h DEX volume, indexed pool count, and the top pools by liquidity.

Deep analytics for a specific Robinhood Chain pool or token: price, liquidity, 24h volume, FDV, fee tier, estimated fee APR, and 24h price change.

Top movers on Robinhood Chain: biggest 24h gainers (or losers) among liquid pools, with price change, liquidity, and volume.

US equity market session clock: is the underlying cash market (NYSE/Nasdaq) open, pre-market, after-hours, or closed right now, with holiday/half-day awareness and minutes-to-open/close.

Overnight/weekend gap radar: while the US cash market is closed, ranks tokenized stocks by how far their 24/7 Robinhood Chain price has repriced vs the last regular-market close, with projected gap up/down at the open.

Liquidity map for a tokenized stock: aggregates every indexed Robinhood Chain pool and breaks down where the liquidity lives venue by venue (Uniswap/Pleiades/Rialto/Arcus.

Pre-trade price-impact / slippage curve for a tokenized stock: estimated % impact to buy a set of trade sizes on the deepest venue and aggregated across venues, using a constant-product model on pool liquidity.

Effective round-trip execution cost for a tokenized stock right now: best executable buy vs best executable sell price for a small reference clip across all venues, and the resulting effective spread %, modeled with pool fee + constant-product impact.

Freshest tokens on Robinhood Chain: the newest tokenized stocks/RWAs to appear on-chain, deduped to first-seen per symbol, with age, price, liquidity, and a tokenized-equity flag.

Robinhood Chain tokenized-stock perp funding: for a ticker, the live Lighter perpetual funding rate (hourly + annualized APR), mark vs index premium, open interest, and the SAME underlying's funding on Binance/Bybit/Hyperliquid for cross-venue comparison.

Robinhood Chain tokenized-stock perp open interest & stats on Lighter: open interest (base + USD notional), mark/index/last price, 24h volume, price change, and daily high/low/trades.

Three-way basis for a tokenized stock: Lighter perp mark vs canonical onchain spot (Robinhood Chain DEX) vs last real-equity close, with each pairwise spread %.

Ranks Robinhood Chain tokenized-stock perps by funding carry: Lighter funding APR per ticker plus the cross-venue spread vs Binance/Bybit/Hyperliquid (funding-capture edge).

Chainlink oracle health for a tokenized stock on Robinhood Chain: reads the live onchain Chainlink feed (latestRoundData) and compares it to the DEX spot and the real equity price, with staleness (age vs heartbeat) and deviation %.

Canonical contract verification for Robinhood Stock Tokens: given a ticker, returns the ONE official Robinhood Chain contract address (cross-checked live against the onchain symbol); or given an address, confirms whether it is the canonical token or an impostor.

Tokenized-stock rich/cheap signal on Robinhood Chain: compares the onchain DEX token price vs the real equity's last close vs the Lighter perp mark, with each pairwise spread % and a directional NAV-convergence verdict.

Real-time price momentum for a tokenized stock on Robinhood Chain: price change over 5m/1h/6h/24h, per-window onchain volume, a volume-surge ratio (last hour vs the 24h hourly average), and an accelerating flag.

Onchain buy/sell pressure for a tokenized stock on Robinhood Chain: buys vs sells, buy % of trades, and average trade size (a whale-vs-retail proxy) across 5m/1h/6h/24h.

Cross-venue funding scan for every tokenized-stock perp: each ticker's funding across Lighter/Hyperliquid/Binance/Bybit, ranked by the most extreme rate, with mark price and a crowded-long/short squeeze bias.

Event catalysts for a tokenized stock, mapped from the underlying equity: next earnings date (with before/after-close timing and days away) and next dividend (ex-date, payment date, yield, annualized).

Freshest Solana token launches from pump.

Solana pump.

Authoritative rug/safety report for a Solana token (rugcheck.

Perpetual funding rate for a coin on Hyperliquid: current hourly rate, annualized APR, mark & spot-oracle price, open interest, 24h volume, premium, plus cross-venue funding (Hyperliquid/Binance/Bybit).

Cross-venue funding-rate arbitrage for a coin: annualized funding on Hyperliquid vs Binance vs Bybit, the spread, and the delta-neutral long/short leg to capture it.

Perp-vs-spot basis for a coin: mark price vs spot oracle, basis %, annualized carry, and contango/backwardation signal.

All Hyperliquid perp markets with mark price, funding APR, open interest, 24h volume, and basis, sorted by volume, open interest, or funding.

Perp funding extremes: coins with the highest funding (crowded longs) and lowest/negative funding (crowded shorts) — squeeze and mean-reversion signals.

Open interest for a coin (with USD notional) or the top perps by open interest across Hyperliquid.

Token unlock / vesting schedule for a protocol: next unlock date, token amount, USD value, category and type, plus upcoming events.

Find protocols that have tracked token-unlock schedules, by name substring.

Upcoming token-unlock calendar: the biggest unlocks across a basket of tokens within N days, ranked by USD value.

On-chain governance activity via Snapshot: active (or recent) proposals ranked by voting power, with title, space, votes, and end time.

Best-route swap quote across DEXes (KyberSwap aggregator): expected output, USD in/out, price impact %, gas cost, and the DEXes routed through.

Recommended max slippage for a planned swap based on live price impact plus a buffer, with a rating.

Sandwich / MEV risk score for a planned swap, from price impact and trade size, with concrete mitigations (private RPC, tighter slippage, order splitting).

Live gas prices across major chains (Base, Ethereum, Arbitrum, Optimism, Polygon, BSC) with estimated USD cost of a swap.

Black-Scholes option pricing: fair value + full greeks (delta, gamma, vega, theta, rho) for ANY option, listed or not.

Live crypto option quote from Deribit: mark price, IV, open interest, greeks, underlying.

Full options chain for a currency & expiry: per-strike calls & puts with mark price, implied volatility, and open interest.

Max-pain strike + put/call open-interest ratio for an expiry — the price level where option holders lose most; a positioning/magnet signal.

Implied-volatility term structure: ATM IV per expiry and front-month IV for a currency.

Prediction-market implied probabilities from Polymarket: search live event markets and get outcome probabilities, volume, and end date.

Odds for a specific Polymarket market by slug: outcomes, probabilities, volume, liquidity.

Highest-volume live prediction markets — what the crowd is actively pricing right now.

Prediction-market arbitrage scanner: markets whose outcome prices sum below $1, implying a risk-free edge before fees.

Crypto Fear & Greed index (0=extreme fear, 100=extreme greed) with weekly trend — a contrarian market-sentiment signal.

Point-in-time historical price: what did a token cost at a past date/timestamp?

Technical indicators for a token computed from daily closes: RSI(14), SMA20/50, EMA12/26, MACD, with bullish/bearish signals.

OHLCV candles for a DEX pool (open/high/low/close/volume) at minute/hour/day resolution.

OFAC sanctions screening: is this address on the US OFAC sanctioned-address list?

Address risk score (0-100): OFAC status, interaction with sanctioned addresses, contract verification, and activity, with a risk level and flags.

Entity labeling: is this address an EOA, a (proxy) contract, a known protocol, or flagged as scam — with name and public tags.

Tainted-funds tracing: does this wallet's incoming money trace back to a sanctioned address within N hops?

Aave v3 position health: health factor, collateral, debt, liquidation buffer, and a risk verdict for a wallet.

Best supply/lending APYs for an asset across Aave, Compound, Morpho, Spark and more, ranked by yield with TVL.

Agent/wallet reputation score (0-100): a portable on-chain trust signal — activity, holdings, counterparty diversity, and sanctions — with a tier (untrusted/new/emerging/established/trusted).

AI Gateway model list: available LLMs per tier with prices and caps.

LLM chat completion via x402 - no accounts, no API keys.

Frontier-model chat completion via x402 (gpt-4o, claude-sonnet-4, gemini-2.

Robinhood Chain latest block: number, timestamp, tx count, gas used, base fee.

Robinhood Chain transaction lookup: status (success/failed/pending), block, from/to, value, gas used, log count.

Robinhood Chain balances: native ETH plus any token balance (defaults to USDG, the chain's stablecoin).

Robinhood Chain ERC-20 transfer history for an address: token, amount, counterparties, method, timestamps.

Robinhood Chain event logs for a contract over a recent block window (optionally filtered by topic0).

Robinhood Chain gas: current gas price, plus a gas estimate + ETH cost if you send { to, data?

Robinhood Chain contract inspector: is it a contract, code size, verified name/compiler, ABI availability.

Robinhood Chain read-only eth_call: query any contract view function.

Robinhood Chain account nonce (latest + pending) for building transactions.

Robinhood Chain recent transactions for an address: hash, method, status, counterparties, value.

THE canonical Robinhood Chain tokenized-stock registry: every RH tokenized equity symbol -> contract address, plus USDG.

USDG (Global Dollar) on Robinhood Chain: total supply, holder count, contract.

Robinhood Chain address watcher: register an https callback and we POST to it whenever the address has a new ERC-20 transfer (60s polling, persisted).

Pre-Sign Co-Pilot — the ONE call an agent makes before signing ANY transaction, on ANY chain.

Pre-sign safety verdict: one call decodes a pending transaction and checks sanctioned counterparties, unlimited-approval/drainer patterns, contract-vs-EOA, and whether it would revert — returning SAFE / CAUTION / DANGER with reasons.

Transaction simulation: will this tx succeed or revert, and why?

Token-approval / allowance risk scanner: recent ERC-20 approvals a wallet granted, which are unlimited, and to whom.

Decode raw calldata into its function + arguments and flag dangerous patterns (unlimited approve, setApprovalForAll, permit, transferFrom).

Multi-chain wallet net worth: total USD value, per-chain breakdown, positions, and allocation % across Base, Ethereum, Arbitrum, Optimism and Polygon holdings.

Portfolio 24h PnL: unrealized profit/loss in USD and % on current holdings, plus the biggest movers.

Portfolio concentration risk: top-holding %, HHI concentration index, stablecoin %, diversification flags.

Create an agent-to-agent conditional-payment agreement: payer, payee, amount, release condition, deadline — returns an id both parties track.

Check the state of a conditional-payment agreement (pending/released/refunded/expired).

Resolve a conditional-payment agreement: the creator marks 'release' (pay payee) or 'refund' (return to payer); returns a settlement instruction to execute over x402.

List conditional-payment agreements for your token (yours) or a party address (involving that address).

Liquidation-opportunity scanner: at-risk Morpho Blue borrower positions (health factor < 1) that can be liquidated for a bonus, with borrower, market, debt and collateral in USD.

FIFO realized-gains estimate for a wallet: per-token and total realized profit/loss in USD from its Base ERC-20 trade history, priced at historical closes.

Bazaar Scout: independently measured health rankings of x402 services (uptime, latency, payment-terms validity).

Bazaar Scout: detailed health report + probe history for one x402 service.