All projects on Base

Locus public pay-per-use API

Currency exchange rates and forex API: official ECB (European Central Bank) reference rates for ~30 currencies (USD, EUR, GBP, JPY, CHF, CNY...), any base currency, with currency conversion of an amount. Daily, no API key.

Check Cloudflare's official status source for current incidents, component health, and scheduled maintenance before an agent retries, deploys, or escalates.

Headless scraper proxy for AI agents at $0.01 per accepted scrape. Fetch a public HTTPS URL and return clean LLM-ready Markdown. Agent-safety guarantee: output is validated as clean text before serving; binary or garbled content is rejected with no charge.

Latest SEC EDGAR filings for any US-listed company by stock ticker or CIK: 10-K annual reports, 10-Q quarterly reports, and 8-K material events. Resolves ticker to CIK via SEC's official index and returns the parsed filing (company, form type, dated items). Sourced live from data.sec.gov.

Up to 500 input addresses, billed per supplied row including duplicates/invalid rows: 0.0001 USDC per address, minimum 0.003 and maximum 0.050. Reuses the existing mail checker; one inflight domain lookup is shared within the bounded process and existing domain cache is retained. Original rows, exact-local-part/IDNA-domain duplicates, candidates, removals and review cases remain traceable. No mail

Arithmetic comparison of a USDC settlement against comparator percentages YOU supply (bank_fee_pct, custodial_fee_pct) across 14 global fiat currencies. The comparators are assumptions, not measurements of any bank or provider; no protocol fee is deducted on this rail.

Search the web and read the top pages in ONE call: 10 results (title, url, snippet, date) plus the clean text of the best pages, with fetch time and sha256. French and Canada by default when the query is French; official-sources mode (governments, registries, courts, laws); freshness filter; site: restriction. No results = HTTP 404 = you are not charged. Input: query, optional read (0-5), official

Call when an agent needs current perpetual funding for one symbol or a fixed major list. Tries Hyperliquid and Binance USDT-M futures, then OKX and Bybit. Includes next funding time and mark or index when the venue returns them. A geo-blocked venue is skipped. Send JSON {"symbol":"BTC"}. Exact $0.002 USDC on Base. Try unpaid POST /v1/sandbox/perp-funding-rates first.

Get the verified Solidity/Vyper source code for a deployed contract by address, sourced from Sourcify. Returns every source file (path + content), the contract name, language, compiler version and compiler settings (optimizer, evmVersion) — the full human-readable source an agent needs to read, audit or feed to an LLM. Supports Ethereum, Base, Arbitrum, Optimism, Polygon. Unverified contracts retu

Cyrillic transliteration to Latin using a named standard: ISO 9:1995 (one-to-one, with diacritics, covering the full standard: Russian, other Slavic, historic and non-Slavic Cyrillic letters) or BGN/PCGN, which is the Russian system only (Ukrainian, Serbian and other letters are passed through unmapped). Returns the transliteration, the source script, the standard, the mapped fraction and the unma

NPM package info API: package registry lookup for npm, PyPI and Cargo with latest version, age, license, deprecation, weekly downloads and OSV vulnerabilities. Dependency check before install.

GPT Image 2.5 Sunburst Medium - GPT Image 2.5 Sunburst, medium quality: text to picture. Precise: every detail lands where you ask. Any shape up to 3:1, transparent PNG or JPEG. $0.015, about 25 s.

Hosted by vAPI for o1.exchange: Get details for one tracked launch token.

Execute Python code in a real, isolated E2B cloud sandbox (not a subprocess) and return stdout/stderr/results.

Batch text-to-speech: synthesize up to 20 separate text items in a single call, standard voices only, up to 500 total characters, returns JSON with base64 WAV audio plus duration and sample rate per item. Use it to: voice a list of short UI strings at once, generate audio for multiple notification templates, batch-produce voice lines for a menu or form, synthesize several short replies in one requ

Livecheck Confirm - independent side-effect verification (actor != verifier). POST /v1/confirm with {url, intent} (+ optional claim). Returns confirmed|failed|unknown; thank-you fluff alone never confirmed - durable ref/id required. Intents: lead_submit $0.10, listing_published $0.10. order_placed is POST /v1/confirm/order ($0.25). Signed receipts + GET /stats. Same origin as Livecheck verify ($0.

Claude pricing table: what every Claude model costs per token right now — Claude 5, Claude Opus, Claude Sonnet, Claude Haiku — from Anthropic and every provider that resells or hosts them (Bedrock, Azure, Vertex, OpenRouter, Fireworks). Input, output, cache and batch USD per 1M tokens, sorted cheapest first, so you can compare Claude inference cost across hosts and pick the cheapest place to run o

Automaton-Sovereign Value API call

Pin a file to IPFS

Headless scraper proxy for AI agents at $0.01 per accepted scrape. Fetch a public HTTPS URL and return clean LLM-ready Markdown. Agent-safety guarantee: output is validated as clean text before serving; binary or garbled content is rejected with no charge.

Morning briefing: crypto/stock news headlines + Google Trends intel + news sentiment in one call. Daily market briefing for AI agents. $0.01/call, USDC on Base. No account or API key needed.

File what you want to buy from an agent-facing API and cannot buy today. Optional kind is typically one of coin, country, vies_country, monitor_host, sms_service — free-form values possible. The $0.01 fee is there to keep intents honest, not to sell you anything: it is not a purchase of the capability and no promise that it gets built. Optionally add the price per call you would pay and your expec

Get a random fortune via x402 payment on Base mainnet.

Unified company lookup by exact identifier: one call, one normalized schema across French SIREN (recherche-entreprises Sirene/RNE), EU VAT (VIES validation), and global LEI (GLEIF). Returns legal name, status, address, activity code, officers, and full provenance (source, retrieval time, license). No per-register API-key signup — pay once, get consistent company data for e-invoicing, procurement,

Token Price ($0.003): Base token price derived from on-chain state, not a resold price-API feed. Curated majors (ETH, WETH, USDC, DAI, cbETH, cbBTC, BTC) are priced from Chainlink's own Data Feed aggregator contracts on Base; any other Base ERC-20 address is priced from its deepest discoverable Uniswap V3 pool against USDC (with a liquidity read and a low-liquidity flag), or a clean unsupported-to

Applies a transparent heuristic: cycle fade scales with equivalent full cycles and depth-of-discharge exponent; calendar fade scales with square-root time and a temperature factor. Coefficients are caller supplied or declared defaults. This is not cell-chemistry validation, warranty advice or a safety prognosis.

Capture a PNG screenshot of a single CSS-selected element on an http(s) URL; returns a JSON envelope with the PNG base64-encoded under image_base64, plus selector, final_url, title, viewport, and size.

POST any JSON payload to any webhook URL with custom headers and method. Let your agent trigger downstream systems in one call. Pay per call with USDC (x402) or credits - archtools.dev

Active National Weather Service watches, warnings and advisories for a US coordinate or a two-letter state or marine area code - event, severity, certainty, urgency, headline, affected areas and zone codes, and effective/onset/expiry times in UTC. Read at request time, so an empty list means nothing is active. The 5 newest come back by default; detail=full adds the NWS narrative. Use when: Decide