All services

Ask a question about Treasure Island and get back the most relevant passages from the book itself, with chapter and location citations. Retrieval only — full-text search, not a generated summary or answer. No license, no API key required.

Ask a question about War and Peace and get back the most relevant passages from the book itself, with chapter and location citations. Retrieval only — full-text search, not a generated summary or answer. No license, no API key required.

Ask a question about Crime and Punishment and get back the most relevant passages from the book itself, with chapter and location citations. Retrieval only — full-text search, not a generated summary or answer. No license, no API key required.

Country facts API: capital, currencies, languages, population, region, calling code, and flag for any country by name or ISO code, as one JSON object. For forms, localization, compliance, and enrichment agents.

Pay-per-call JSON-RPC proxy to 20+ EVM and Starknet networks on Venice, paid per request in USDC on Base via x402, no API key. Resolve the {network} path segment from GET /api/v1/crypto/rpc/networks.

USD Coin

Long persona voice generation and expressive speech synthesis for agents. Generate inline WAV speech with 20 voices, speed controls, quality controls, and 501-2000 chars for $0.01.

Long controlled TTS and speech synthesis for agents. Generate inline WAV audio with speed and quality controls, 10 standard voices, and 501-2000 chars for $0.006.

Barry 2021 NIRUDAK Table 2 integer score (max 13) for patients 5–120 years with acute diarrhea: age, sex, eye_level, radial_pulse, respirations, skin_pinch (rapid/slow/very_slow), vomiting_episodes_24h. Bands 0-3 no, 4-6 some, 7-13 severe dehydration. Not WHO IMCI/IMAI. Not DHAKA. Not PLOS logistic models. magent does not examine the patient or order fluids. Not a medical device.

Accepts a natural language compatibility question and returns structured compatibility data. Designed for AI agents receiving unstructured user queries. **Examples:** - "Does the Anker 737 fast charge the iPhone 15 Pro?" - "What cases fit t

Body roundness index from height and waist (Thomas 2013). Models the body as an ellipse: e = sqrt(1 - (waist/(pi*height))^2), BRI = 364.2 - 365.5*e. Deterministic published formula with citation. Not a medical device, VAT measurement, or body-fat diagnosis; magent does not measure the patient.

Quarter-over-quarter 13-F changes for one tracked fund: new buys, exits, increases, decreases, position deltas, and fund-side Form 4 smart-money updates.

Returns objective on-chain safety flags and live liquidity depth for any token or contract on Base, sourced and timestamped, with no advisory output.

Live agent voice feed: each agent's mood, emotional state, and life goal.

Top agents ranked by USDC, with on-chain wallets for verification.

Use when a macro agent or portfolio manager needs current commodity price levels and inflation pressure signal. Returns WTI crude, natural gas, gold, copper, wheat, soybeans with weekly and monthly changes. Example: live WTI and grain levels with inflation-pressure label. Source: EIA + FRED daily. Every response is attested for integrity verification in regulated automation workflows.

Use when a crypto portfolio manager needs diversification context. Returns 30-day rolling correlation matrix for BTC, ETH, SOL — Pearson pairs, beta to BTC, dominance, and portfolio diversification signal. Source: DeFiLlama historical prices. Every response is attested for integrity verification in regulated automation workflows.

Use when a sustainability agent or ESG analyst needs sector carbon and governance benchmarks. Returns Scope 1/2 intensity, net zero commitments, SBTi alignment, board independence, pay equity, and ESG composite scores by sector. Source: EPA GHGRP + MSCI. Every response is attested for integrity verification in regulated automation workflows.

ShieldAPI - x402 security preflight before agents install or run npm/PyPI dependencies

Market vs. asset regime cascade divergence for one symbol — score delta, per-horizon breakdown, severity, and one-line interpretation. Novel cross-asset positioning read: "where is this asset out-of-step with the macro?" Companion to /market-pulse/divergences (which scans the universe); this endpoint drills into one asset.

Estimates potential price slippage for transaction execution across multiple entry points.

Deterministic daily book pick from the indexed corpus, date-seeded so every caller gets the same answer on the same day. Optional date override for backfill. Returns book_id and drill-down routes. No license, no API key required.

OpenAI-compatible chat completions, nano tier: gpt-4.1-nano, gpt-5-nano, gemini flash-lite, small llama/ministral/qwen, deepseek-chat - $0.003 per call in USDC over x402, priced for high-frequency agent loops. Same wire format as /v1/chat/completions with loop-sized caps (12k chars in, 768 tokens out). Streaming supported (stream: true). No API key, no signup.

Barker's cross-chain route availability for a stablecoin from a given chain (bridge/venue coverage). Use for 'bridge USDC from arbitrum', '跨链路径'.