BTC and ETH market-cap dominance (% of total crypto market cap), plus total market cap and active-coin count, refreshed every ~5 min. Use to gauge whether capital sits in majors vs alts. For the alt-rotation read specifically, use /alt-season.

IOC enrichment with ICS campaign context. Pass ?value=1.2.3.4&type=ip or type=domain. Queries AlienVault OTX, AbuseIPDB, and DeepSeek CTI for OT campaign association. Returns verdict on whether the IOC is linked to ICS-targeting campaigns.

BTC or LTC halving countdown: blocks remaining and the estimated date of the next halving. Use for cycle-timing narratives and supply-shock context. Estimate (block-time based), not an exact timestamp.

Deterministic unit conversion reproducing NIST SP 811 exact factors (length, mass, volume, energy, power, pressure, force, area, speed, data, angle, frequency + affine temperature). Every answer signed. Free sample, no payment required: GET /play/unit

Fear & Greed now vs yesterday, 7 days and 30 days ago — with the deltas — so an agent can see whether market sentiment is improving or deteriorating, not just today's number. Use for momentum-of-mood.

Is this drop a statistically significant dip or just noise? Compares the move against the asset's ATR and returns a verdict + the drawdown size. Use before 'buy the dip' to check the dip is real.

News Gurus Intel API — most recent cross-agent market intelligence ideas (institutional flow, options flow, on-chain, news catalysts) from a 40-source SharedBrain. Optional symbol filter, up to 25 ideas per call. X Space facts are included in ideas; our_opinion stays labeled and separate. Also returns top primary_scoops and spaces. Educational data, not financial advice.

Historical volatility by hour of day (UTC) plus a session comparison — which hours move most. Use to time entries to active hours and avoid dead zones. Intraday seasonality.

ATR-based expected price range for the period: the 68% and 95% probability bands around current price. Use to set realistic targets, stops and breakout thresholds. A statistical range, not a directional forecast.

FOMO guard: how far has price already run from the recent swing low — in % and ATR multiples — versus the historical average move? Returns an early/mid/late read so an agent doesn't buy the top. Anti-chase context.

Upcoming macro events (FOMC, CPI, NFP, etc.) with date, country and impact level, filterable to high-impact only. Use to avoid trading into scheduled volatility or to plan around it. Forward calendar; for past actuals use /macro/history.

Base gas oracle / Base gas price API / Base L2 gas fee tracker / real-time gas estimator / swap cost estimator. Returns the current Base fee, fast/standard/slow priority tiers, the USD cost of a typical swap, and a congestion recommendation. For AI agents, trading bots, and wallets timing transactions on Base to minimize gas.

ShieldAPI - x402 security preflight before agents connect to IP infrastructure

Extract keywords: Verb-path alias of POST /v1/cheap-errand ($0.01 USDC). Same handler + payment terms; path defaults task=extract_keywords when body.task omitted. Cheap agent glue for buyer-supplied text. Base via x402. No API key.

Alt-season detector: what % of the top-10 alts have outperformed BTC over the lookback window, with a 0-100 index and a boolean verdict. Use to time BTC↔alt rotation. Complements /dominance (capital location) with relative-performance signal.

ADX-based chop-vs-trend detector for an asset/timeframe: is price trending or stuck in a range? Returns a boolean + chop score. Use to avoid trend strategies in chop (and range strategies in trends).

Pearson correlation of a coin's returns vs BTC (-1 to +1) over the period. Use to judge diversification and whether an alt is moving independently or just tracking BTC. A correlation coefficient, not a beta or causation claim.

BEFORE YOU PAY an x402 402: ping this resource URL. Returns live or dead (ghost listing, timeout, non-compliant host). One cent. Use when holding Payment-Required, before sending USDC to a payTo. Ghost x402, is this endpoint live, verify before pay. Not full pay-clearance.

Resolve a GTIN/EAN prefix to its GS1 Member Organisation (not country of origin).

Current USD price of one or more cryptocurrencies (ETH price, BTC price, any token by symbol or contract address), source DefiLlama. Parameter: ?coins=ethereum,bitcoin (comma-separated CoinGecko IDs, or 'chain:address' for a specific token, e.g. ethereum:0xdac17f958d2ee523a2206206994597c13d831ec7).