token-price-quotes

Single-fact: what did the proposer of the latest block ACTUALLY get paid (priority fees + direct coinbase transfers — the value that reaches the validator, not the noisy block-value proxy)? Returns {block, proposer_payment_eth, builder, tx_count} plus a 1h aggregate {samples, mean_eth, median_eth, p90_eth, max_eth}. Per-block history export: /v1/premium/builder-bids.csv ($0.05, CSV or JSONL).

Real-time and historical OHLCV candles (open/high/low/close/volume) for any crypto pair, any interval. For backtesting and signal agents. Free source. $0.01 USDC via x402 on Base. SYNTHORA. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.

NFT collection floor-price oracle: fetches real-time floors via Alchemy and returns risk-aware price forecasts — current floor, historical volatility, drift, and forecast percentiles. Forecasting uses Merton Jump-Diffusion modeling for this crypto-native asset class. Supports any ERC-721 or ERC-1155 contract on Ethereum mainnet.

Sentiment score (-1..1) and label for text, or for a crypto asset based on recent price action, via Claude Haiku.

Crypto perpetual-futures funding-rate scanner — the top funding rates ranked across ~100 Binance perp markets (rate, 8h %, who-pays-who direction, mark price, next funding time). Spot funding arbitrage and crowded positioning in one call.

Crypto market sentiment: the Fear & Greed Index (0=extreme fear, 100=extreme greed) with classification, plus optional history. Query: days (1-90, default 7). Use as a contrarian signal, regime filter, or risk gauge in trading loops.

Cryptocurrencies trending on CoinGecko right now — the coins agents and humans are searching for most. Returns id, symbol, name, market-cap rank, and price data per coin. No inputs. Use for momentum scanning, narrative detection, and screener loops.

Call ECB FX rates through our metered gateway: our rate-limit budget and a 3600s cache absorb your polling, so your loop never sees a 429. Inputs: path (upstream path, e.g. /ping) and q (raw query string). Returns the upstream JSON under 'data'.

Get rich cryptocurrency asset snapshots for one or more asset ids or slugs.

Get rich cryptocurrency asset snapshots for one or more asset ids or slugs.

Get all-time-high cryptocurrency price snapshots and drawdown context by asset.

Live prices from TWO labeled venues per symbol: Coinbase exchange spot (+ 24h stats) AND the gTrade venue leg { gains: { pairIndex, mark, index } } — mark is what fills on Gains, index is the oracle spot liquidations use. Same feeds the human chart runs on; the cross-venue spread between them is real, tradeable divergence (lead/lag arbitrage). Covers Gains-listed symbols Coinbase lacks (e.g. Full details: GET /v1.

Indicative Base mainnet swap pricing via the Coinbase CDP Trade API- expected output, min output after slippage, and fee estimates- WITHOUT reserving liquidity. Poll this to compare routes, then buy /v1/tx/swap for the executable quote. GET /v1/swap/price?fromToken=0x..&toToken=0x..&fromAmount=atomic&taker=0x..&slippageBps=100.

OHLC history with window extremes (highest high / lowest low over the window). Crypto via Coinbase (GET /v1/candles?product=ETH-USD&days=30; hourly bars <= 7d, six-hour <= 31d, daily <= 350d). Metals / indices / forex / stocks via ?sym=XAU&cls=Commodities[&quote=USD]. Returns { productId, days, high, low, candles, series: [[startSec, open, high, low, close], ...] } oldest first. Full details: GET /v1.

Live context for every Hyperliquid spot pair — price, 24h notional volume and token supply, with token names resolved and context zipped in.

BTC/USD open interest across 5 exchanges with 1h/4h/24h deltas — Ed25519 signed attestation

Ethereum open interest across 5 exchanges — aggregated OI with 1h/4h/24h deltas for positioning analysis — Ed25519 signed attestation

Live long/short account ratio for any crypto from OKX with history and crowding bias - real-time sentiment positioning data not in any LLM training set. long short ratio, long short, trader positioning, crowded trade, sentiment ratio

AgentOracle: lookup a single on-chain crypto token by ticker symbol (case-insensitive, e.g. ETH, BTC, SOL). Returns the full price / volume / liquidity / market-cap snapshot, or 404 if the symbol is unknown.

Recommended Bitcoin transaction fee rates in sat/vB (fastest, half-hour, hour, economy, minimum) from mempool.space, computed from the live mempool. Optional ?include=difficulty adds the current difficulty retarget estimate (change %, remaining blocks/time). No required params; served with a 60s cache.

Crypto ETF Sentinel — Quarterly fee-war progression — average + median expense ratios over time across the US spot crypto ETF trading cohort. Documents how fee competition has compressed since spot Bitcoin ETF launch in Jan 2024.

Total stablecoin circulating supply per blockchain, ranked, showing where dollar liquidity sits. For routing, market and risk analysis. Live stablecoin supply by chain. stablecoin by chain, dollar liquidity, chain stablecoin supply, defi liquidity, chain ranking

Live perpetual futures funding rate for any crypto symbol from OKX, with annualized rate, next funding time and long/short bias interpretation - real-time market data absent from LLM training. funding rate, perpetual funding, perp funding, futures funding, basis rate

Total stablecoin market cap over recent days, a macro liquidity gauge for crypto markets. Rising supply often precedes risk-on. Live stablecoin mcap history. stablecoin market cap history, dollar liquidity trend, crypto macro, risk on off, liquidity gauge