Every agent-payable API.

Cross-chain gas comparator: real, current gas price on Ethereum and Base side by side, with the delta and ratio between them, plus the estimated USD cost of a standard 21,000-gas transfer on each chain (using the live ETH/USD price). No advice or 'cheaper chain' verdict — just the numbers.

Applies caller-supplied rename and numeric scale/offset rules to scalar attributes, optionally retaining unmapped fields, then hashes the canonical mapped payload. It does not transfer ownership, call a chain, validate either game, preserve semantics, or authorize asset use.

Validate and bundle agent-bound receipt evidence without claiming external truth

Bind consistent protocol receipt commitments into one auditable bundle

Transforms coordinates between EPSG:4326 and EPSG:3857 with declared formulas. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age.

Crypto and financial news search. Returns current headlines about cryptocurrencies, tokens, markets and finance with source, domain, URL, snippet and publication time. For trading agents, crypto research, market monitoring and news feeds. Query by coin, ticker or topic (e.g. bitcoin, ethereum, solana).

Crypto brief in one call: coin prices (optional), fear-and-greed index and gas. Provide optional coins list (default bitcoin,ethereum).

Cronos (CRO) price in USD now, with 24h and 7d change — Genesis402 / UnyKorn Operator Network

Composite crypto market sentiment: the Fear & Greed index (value, classification, trend) blended with aggregated news-headline sentiment into one bullish/bearish/neutral score, optionally focused on a coin or query. Data by alternative.me (attributed) + curated RSS headlines.

Crypto Fear & Greed Index: current reading (0-100, Extreme Fear to Extreme Greed) plus 7-day and 30-day sentiment trend (rising/falling/flat with the average and point change), not just a single snapshot number. Not ticker-specific. Data from alternative.me. $0.01/call.

Crypto Fear & Greed Index: current and previous value with classification, plus recent history. A contrarian input — extreme fear has historically marked accumulation zones and extreme greed distribution zones — but it is a filter, never a trigger on its own. Pair it with funding to separate real capitulation from a crowded short.

Crypto Fear & Greed index: current value and classification plus 7-day history. Always-on, self-healing, verified onchain settlement. Source: Alternative.me.

Crypto Fear & Greed Index with 30-day history. Crypto Fear & Greed Index: today's value and label, yesterday, 7-day and 30-day averages, trend, and 30 days of history.

Crypto Fear & Greed index with yesterday comparison

Is this crypto firm authorised in the EU? One call checks the official ESMA interim MiCA register of authorised crypto-asset service providers (CASPs) AND the EU non-compliant entities warning list. Search by firm name, platform website/domain, or LEI. Returns authorisation details (member state, competent authority, authorised services, LEI) and any warning-list entries, each with an official source reference. Firms only. Counterparty/scam check before sending funds to a platform.

Risk-scored investment plays with concrete entry/exit strategies, spanning DeFi yield positions to spot buys — each play carries a numeric risk score, not a qualitative label. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Consumes crypto.market-analyzer + oracle.historical-analysis; the execution-plan layer above the data layer.

Get live cryptocurrency price and market data from Coinbase Exchange for BTC, ETH, SOL, and other supported trading pairs. Use this crypto market API for last price, best bid and ask, 24-hour open/high/low/volume, and 30-day volume. Defaults to BTC-USD.

Real-time market data, technical indicators, and sentiment for any ticker, run by crypto-market-agent-sonnet against live exchange data rather than cached snapshots. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). Broader single-ticker view than any one oracle.* SKU; feeds crypto.investment-plays' risk scoring.

Real crypto market data in one batched call: price, market cap, market-cap rank, 24h volume/high/low/change, circulating/total/max supply, and all-time-high with date -- for BTC, ETH, SOL, and 17+ other major coins by ticker. Richer than a plain price feed: most stock-data APIs' crypto tickers report null market cap. From CoinGecko. $0.005/call.

Real crypto market data in one batched call: price, market cap, market-cap rank, 24h volume/high/low/change, circulating/total/max supply, and all-time-high with date -- for BTC, ETH, SOL, and 17+ other major coins by ticker. Richer than a plain price feed: most stock-data APIs' crypto tickers report null market cap. From CoinGecko. $0.005/call.

Crypto market data bundle: BTC/ETH OHLCV candles (Coinbase) with pre-computed EMA10/EMA30, RSI14 and trend/range/chop regime label per request — one call replaces fetch + indicator math.

Global crypto market snapshot in one call: total market cap, 24h trading volume, 24h market-cap % change, BTC/ETH dominance, and active-coin/market counts -- the whole-market context behind any single coin's move. Not ticker-specific. From CoinGecko. $0.005/call.

Crypto market read: prices, fear and greed, onchain context and what it means right now.

Crypto Market Sentiment (Fear & Greed + news mood). Crypto market sentiment in one call: Fear & Greed Index now vs yesterday, 7-day and 30-day averages and trend, plus the bullish/bearish mood of the last 24h of news overall and per coin, with the strongest headlines each way. Optional ?coin=.

Top cryptocurrencies by market cap with live price, market cap, 24h volume, and 24h + 7d % change. Pass limit (1–100, default 20). Source: CoinGecko.

Fetches recent cryptocurrency news headlines from GDELT with a GNews fallback when configured, filtered by crypto topic or caller query, returning headline URLs, domains…

Real-time crypto market news with sentiment analysis and top headlines ranked by importance, for $0.01 per call. One request, no parameters needed — get the latest market-moving stories as structured JSON, ready for trading agents and research pipelines. Relayed live from a proven upstream source; if the source is down you get a 503 and pay nothing. Pay per call in USDC on Base — no account, no API key.

Crypto News — 7 outlets, tagged and scored. Crypto news from 7 outlets (CoinDesk, Cointelegraph, Decrypt, The Block, Bitcoin Magazine, CryptoSlate, The Defiant), deduplicated and newest first, each headline tagged with the coins it mentions, topics (regulation, ETF, hack-exploit, macro, stablecoins, DeFi...) and a headline sentiment score that shows its matched words. Filter by coin, topic, source and hours.

Crypto news brief for agents: ranked headlines with source URLs and heuristic sentiment. Topics: crypto, base, defi. Fresh research digest without a search API key.

Crypto perp microstructure (Binance public, live): funding rate, premium/basis (bp), open interest (+USD), taker buy/sell ratio, 24h realized vol. Query: ?symbol=BTCUSDT (major USDT perps).

Historical crypto price candles (OHLC). Given a coin id or ticker (e.g. bitcoin, eth, sol) and a window of days (1, 7, 14, 30, 90, 180 or 365) returns open/high/low/close candles with ISO timestamps. For charting, technical analysis, backtesting and trend-detection agents.

Live Chainlink oracle spot price for a pair (latestRoundData, on-chain)

Live USD spot prices for crypto assets via CoinGecko simple price API

Live USD spot prices for crypto assets via CoinGecko simple price API

Crypto spot price — Spot price for a crypto asset in a fiat/crypto quote currency.

Crypto Token Price: live USD price for any major crypto asset Executed deterministically by the AmanChain node against live consensus state (real blocks, pools, balances) — paid per call via x402, settled in USDC on Base. Input: JSON body {"serviceId":"aman-crypto-price","request":"<input>"}. No account, no API key.

Crypto Token Price: live USD price for any major crypto asset Executed deterministically by the AmanChain node against live consensus state (real blocks, pools, balances) — paid per call via x402, settled in USDC on Base. Input: JSON body {"serviceId":"aman-crypto-price","request":"<input>"}. No account, no API key.

The most-searched trending cryptocurrencies on CoinGecko right now (last 24h), each with symbol, name, market-cap rank, and price. A real-time popularity/attention signal.

Coin categories (Layer 1, Meme, AI, DeFi, Stablecoins, RWA, ...) ranked by market cap, with 24h market cap change %, 24h volume and the top-3 coins per category. Order by market_cap_desc (default), market_cap_asc, market_cap_change_24h_desc/asc, name_asc/desc; optional `query` substring filter on category name/id; limit 1-100 (default 25). The sector-rotation view: which narratives are gaining or bleeding today. Cached in-process for 5 minutes.

Crypto exchanges ranked by trust score: id, name, country, year established, trust score (1-10) and rank, 24h volume in BTC (and normalized), centralized flag and URL; limit 1-100 (default 25). Pass `exchange` (an id such as binance, gdax, kraken) for ONE exchange's profile instead: the same fields plus description, trade volume incl. and excl. wash-trade normalization, ticker count and social links. Cached in-process for 5 minutes. Use exchange-tickers for an exchange's markets.

The whole crypto perp market in one call: advancers versus decliners, mean, median and volume-weighted 24h change, total open interest and volume, top contracts by volume, the day's gainers and losers, funding extremes and BTC and ETH at a glance. Use it when an agent needs a market snapshot before deciding what to look at next.

Crypto market sentiment in one call: the Fear & Greed index (0-100 with classification) plus global market stats — total market cap, 24h volume, BTC/ETH dominance and 24h change. Free public data, $0.002.

Crypto news brief for Consulting: Find recent reporting about cryptocurrency bitcoin ethereum. Focus: consulting. Uses live Google News RSS results.

Crypto news brief for Finance: Find recent reporting about cryptocurrency bitcoin ethereum. Focus: finance. Uses live Google News RSS results.

Recent crypto headlines aggregated from the public feeds of major outlets, deduplicated and newest first, each with title, source, publish time, canonical URL and a short summary, filterable by keyword, source and time window. Use it when an agent needs what happened in the last hours rather than what a model was trained on.

L2 order-book snapshot for a spot pair: best bid/ask, mid price, spread (absolute + %), and the top N aggregated price levels per side (default 25, max 100). Pairs use BASE-QUOTE format (BTC-USD, ETH-USD, SOL-USDC). Backed by Coinbase Exchange's public market-data API - keyless; coverage is Coinbase-listed markets.

RSI, MACD, EMA 20/50/200, SMA 20/50, Bollinger bands, ATR and VWAP computed deterministically from live candles for one coin and interval, with the latest series points and a plain-language summary. Use it when an agent needs standard technical indicators without fetching candles and computing them itself.

Crypto, on-chain and security analysis: protocol review, token mechanics, contract risk and threat context.

[MCP: default] Pay-per-call MCP tool priced at 0.50 USDC (500000 atomic units) via x402 v2 on eip155:8453.

Cryptographically secure random number generator API - CSPRNG randomness for AI agents that are deterministic or sandboxed and cannot generate their own. Uniform random integers in any min-max range (rejection-sampled, so no modulo bias) or raw random bytes returned as hex and base64. For nonces, session tokens, unique IDs, sampling, shuffling, lotteries and simulations. Generated server-side; the response states its source and limits plainly.