Every agent-payable API.

Individual arena strategy signal

Industrial metals prices with momentum signals, category analysis, and AI brief

Infer a bounded cursor, link, or page pagination plan from a response envelope. Use it as a bounded preflight or analysis step inside an enterprise agent workflow before data, policy, integration, security, or commercial decisions reach production. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stateless, memory-only, and has no paid upstream or input retention. Results are advisory; the caller remains responsible for authoriz…

Infer column names and sample dtypes from CSV text. Call when quick schema report before loading tables. Returns columns with dtype hints as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Infer observed field types and nullability from bounded JSON records. Use it as a bounded preflight or analysis step inside an enterprise agent workflow before data, policy, integration, security, or commercial decisions reach production. Returns deterministic machine-readable JSON for $0.003 USDC via x402 on Base. Execution is first-party, local-only, stateless, memory-only, and has no paid upstream or input retention. Results are advisory; the caller remains responsible for authorization and…

UK CPI inflation history with current annual rate from the Bank of England / ONS.

US consumer price inflation from the Bureau of Labor Statistics: the latest headline CPI-U and core (ex food and energy) index levels with year-over-year percent change, plus recent monthly history. No ticker needed. Use for macro-aware analysis without leaving for a separate data source. Sourced from US BLS. From x402stock, a market & economic data API (x402, USDC).

Inflation calculator — Adjust an amount between years using CPI (any country, not just US).

Paid compressed relationship map connecting biological communication, signal propagation, ecological networks, biological memory, feedback loop architecture, distributed intelligence, ecological computation, and living information fields.

Paid machine-readable Information Systems in Nature registry connecting biological communication, signal propagation, ecological networks, biological memory, feedback loop architecture, distributed intelligence, ecological computation, living information fields, and future information systems.

Check whether an email address's credentials were harvested by infostealer malware and appear in a criminal stealer-log marketplace — detected 24-72 hours ahead of public breach databases. Call to catch device-level compromise before stolen session cookies or saved passwords are used for account takeover.

Initiate a web page scrape

Initiate a web page scrape

Screen untrusted text against known prompt-injection patterns (pattern matching, not a model). Returns which named patterns matched.

Input firewall for AI agents. Scan any UNTRUSTED content or URL an agent is about to read/act on, BEFORE it does. Detects prompt-injection, data-exfiltration (incl. markdown-image beacons), phishing, scam/wallet-drainer intent, and hidden/steganographic unicode — via determini…

Insertion-path positive control for a measurement experiment (x402-foundation/x402#3045): does a v1-envelope settlement still create a catalog row at the current epoch? Returns a static acknowledgement.

Who's actually buying and selling a US stock, in one call: named insider transactions (role, buy/sell/gift/award, shares, dollar value), a 6-month insider purchase/sale summary, top institutional (13F-style) holders with % held and quarter-over-quarter change, and the full insider/institutional ownership breakdown -- cluster insider buying and institutional accumulation are among the highest-conviction signals in equity research. From real Yahoo Finance data. $0.025/call.

Which public companies are insiders buying as a cluster right now? Bulk feed over SEC Form 4 open-market BUY clusters — issuers where several distinct officers/directors/10%-owners bought in a trailing 30- or 90-day window. Flat rows newest-first by the cluster's most recent buy, cursor-paginated up to 1000/page, filterable by ticker, exchange, min insiders, min value, window, or since. Every issuer is a public company with ticker and CIK. Observational filings as filed, never advice.

All SEC Form 4 insider transactions for one issuer (ticker or CIK), newest first, within a txn-date window

Aggregate insider-flow analytics for one issuer — open-market buy vs sell net flow, non-open-market breakdown, cluster-buy detection, and a per-insider ledger

Cluster-buy screen — issuers where >=N distinct insiders made open-market purchases within an M-day span; the classic bullish setup, precomputed

One reporting owner's SEC Form 4 transactions across every issuer they file for — track serial founders, activists, and fund principals

Recent-window SEC Form 4 insider transactions (buys/sells), newest first — filter by transaction code, minimum USD value, and insider role

Insider-style trade detection on Polymarket: scans the latest large fills (min_usd, default 10000 USD) over lookback_hours (default 24) and flags wallets that are fresh (few lifetime trades), sized big vs the market 24h volume, or entered at extreme odds right before the market moved. Each alert carries wallet, market, size, tx hash, a 0-100 severity score and explicit reasons; approximations are declared in the methodology field. For prediction agents tracking informed money. No charge on service failure. Ed25519-signed. $0.03 USDC per call via x402 on Base. Free trial: 3 calls per wallet with header X-WALLET.

Insolvency / bad-debt early-warning: positions that are liquidatable but NOT being liquidated (unsellable collateral or underwater past the bonus) and are rotting into protocol bad debt — per venue/chain, with total bad-debt-at-risk. A sole-source systemic-risk signal only a multi-venue fleet can see cross-fork in real time. Query: ?chain, ?minUsd.

Dutch bankruptcy and insolvency check against the official Central Insolvency Register of the Dutch judiciary (rechtspraak.nl). Detects published bankruptcy (faillissement), suspension of payments (surseance) and debt restructuring procedures. Best results with a KVK number. Returns procedure type, status, dates, court and a source reference per match, with explicit match-basis and coverage notes. A no_match means no publication in the currently searchable register. Companies only.

French insolvency check against BODACC, the official bulletin of civil and commercial announcements (DILA open data). Searches collective procedures (sauvegarde, redressement, liquidation judiciaire), conciliation and professional recovery announcements by SIREN. Returns judgment nature and date, court, publication date and a direct BODACC link per announcement. A no_match means no publication in the searchable set (since 2008) — no historical clearance. Companies only.

Inspect URL reachability, status, latency, and key headers for $0.001 USDC. Call when you need a cheap uptime preflight before paying a heavier fetch—not a full page extract and not a crawl. Returns status and timing via x402. No API key, no subscription.

Instant technical audit of ONE page: OnPage score, meta, timings and failed checks — no crawl, seconds instead of minutes

Institutional crypto market data: MVRV, SOPR, NUPL, Fear & Greed, funding rate, open interest — metrics that cost $999/mo on Glassnode, now at $0.01 💎【付款后立得】实时结构化JSON，即插即用——无需注册，USDC一键支付即取数据。

What an institutional manager actually changed last quarter. Reads 13F-HR filings for a CIK, parses the information table, aggregates by issuer and diffs consecutive quarters into opened, closed, increased and decreased positions with dollar values and portfolio weights. The diff is the signal — a holdings snapshot on its own says nothing about intent.

Instruction-tuned mixture-of-experts model for high-volume work: classification, extraction, summarisation, routing and short chat. Chosen when throughput and cost matter more than depth of reasoning. OpenAI-compatible; streaming supported.

Batch wallet trust fact profiles, priced per submitted wallet: one call, up to 10 wallets, each independently signed.

Signed wallet trust fact profile: presence checks across stablecoins, governance, NFTs, staking and institutional dimensions, up to 49 checks on 27 chains. Evidence organized by dimension, no score, no opinion. Vet a counterparty wallet before an agent transacts.

Signed ECDSA attestation of on-chain wallet conditions across 38 chains: token balance, NFT ownership, EAS, Farcaster, view calls, ratio rules, and agent standing (ERC-8004 registration, ERC-7710 delegation validity with revocation proof). A verifiable boolean, never raw balances. Up to 10 conditions per pay-per-call request.

Replays a minted intake bundle by pack_id (same artifact files as the T54 rail), settled in Base USDC.

Encode non-negative integers into 0x-hex strings. Call when building simple hex fields or debug payloads from decimal values. Returns 0x-prefixed hex string as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, and production controls.

Integer → Roman numerals. Use for outlines, chapter labels, or display formatting in agent UIs. Returns a Roman numeral for a positive integer. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.

Korean robotics industry intelligence, sold per query. Structured feed of Korea/Asia robot-sector news, analysis and KPIs - humanoids, physical AI, robot components (reducers, actuators, MEMS force-torque and tactile sensors), robot semiconductors, defense and logistics robots - written from Korean primary reporting and DART filings that English-language sources do not cover. Filter by date, region, category and keyword. Pay per query in USDC on Base or Polygon; empty results free.

Korean automotive-electronics intelligence (jeonjang = vehicle E/E systems), sold per query. Structured feed of Korean auto-electronics news, analysis and KPIs - software-defined vehicles, ADAS, automotive semiconductors, in-vehicle networking, power electronics, and the Hyundai/Kia, Mobis, LG and HL Mando supply chains - written from Korean primary reporting English-language sources do not cover. Filter by date, category and keyword. Pay per query in USDC on Base or Polygon; empty results free.

Crawl a website's key pages and return comprehensive intel: company profile, contacts, social links, tech stack, sales signals, pain points, conversation starters. 1 credit per page (min 5).

Korean mobility and EV supply-chain intelligence, sold per query. Structured feed tracking Korea's automotive-electronics and robotics supply chain - batteries and battery materials, EV components, robot parts, actuators and reducers, semiconductors, and tier-1 suppliers to Hyundai/Kia - written from Korean primary reporting and DART filings English-language sources do not cover. Filter by date, category and keyword. Pay per query in USDC on Base or Polygon; empty results free.

Conservative Base wallet intent signal using recent ERC-20 transfers, approvals, recognized protocols, evidence, contradictions, and explicit limitations.

Intent router for AI agents

Start async retrieval of interests, skills, and topics a person engages with.

Find missing contextually relevant internal links in supplied pages

Recent internal transactions (value transfers triggered by a contract call -- swaps, withdrawals, contract creations) for a wallet or contract address on Ethereum, from Etherscan's V2 API. These never show up in a normal txlist but often carry the actual fund movement. Supports optional limit (default 25, max 100). $0.01/call.

Internet Archive lookup: whether a snapshot of a URL exists and its closest capture to a given date — read pages that are now dead

Interplanetary magnetic field at L1 from NOAA SWPC: total field Bt and north-south Bz in nT with timestamp. Southward Bz is the key storm predictor. No parameters. Keyless.

Interpreta la intención de un mensaje (clasifica la intención y extrae parámetros). input=mensaje.