Split long text into pieces for RAG retrieval. Strategies: 'sentence' packs whole sentences into a size budget and never splits mid-sentence; 'paragraph' prefers \n\n boundaries; 'fixed' is a hard char window with overlap. The highest-value endpoint for agents that build retrieval pipelines.

AI token verdict: GoPlus honeypot/tax/owner screen + DexScreener liquidity, then an LLM writes the SAFE/RISKY/SCAM verdict. Memecoin rugcheck. $0.01/call, USDC on Base. Not financial advice.

Whether a USDC transferWithAuthorization nonce of an authorizer has already been used on Base, which is how an x402 buyer tells a settled payment from one that never landed, plus the authorizer's USDC balance.

Checkup for x402 buyer clients. Pay once and get a field-by-field diagnosis of the payment your client signed (amount, recipient, validity window, clock offset, nonce, EIP-712 signature) and of the request that arrived, plus the facilitator's verify and settle results. Base mainnet payments get the full diagnosis; Base Sepolia payments get a preview with the status of each check only.

Historical annual company financials, excluding stock prices. Free field list: GET /api/v1

Pull caller-defined structured fields from text using regex patterns with deterministic type coercion. Supported types: string, bool, date, url, email, number. Returns {fields: {name: value|null}, found, missing}. Pure deterministic — no LLM call.

Redact PII from text before it is stored or logged. Returns redacted text plus exact byte spans and counts per class: credit_card, iban, email, private_key, evm_address, phone, ipv4, url.

Deterministic JSON-Schema subset validator. Catches malformed JSON before it breaks a pipeline. Supports: type, required, properties, items, minLength, maxLength, pattern, enum, minimum, maximum, additionalProperties. No external dependencies.

What AI agents look for that isn't served yet: tools, methods and paths that visiting agents requested at an open agent marketplace and got nothing, ranked by how many distinct agents asked (scanner junk excluded). Build what's missing.

URL to Markdown API for AI agents (lite): fetch a public web page and return the first 8,000 characters of its main content as clean Markdown (no nav, ads or scripts), with title, description, language and word count. Respects robots.txt; only successful reads are charged. Full pages up to 200,000 characters: /v1/read. Search intents: url to markdown api, web page to markdown, html to markdown, web scraper api, read url for llm, extract article text.

DeFi yield API: live stablecoin yield ranking, best stable APY / net APR of Merkl reward campaigns on Base (after gas, TVL >= $100k), refreshed every 2 hours, for yield farming agents.

Searches open prediction markets on Polymarket (real money, USDC) and Manifold (play money) by keywords, with optional closing-date window and minimum volume. Each row: venue, question, outcomes with prices (implied probability), volume with its unit (USD or mana), liquidity, close time and link. Results alternate between venues; up to 50 rows. Information only, not financial advice.

Company financials: revenue, net income, EPS, assets, liabilities, cash, operating cash flow (annual and quarterly). Check protocol issuer health before yield farming.

Bittensor registration cost and prune risk for all subnets: burn in TAO, free slots, incentive needed to survive, refreshed every 30 minutes.

Companies hiring now from the Hacker News Who is hiring thread with role, remote flag, contact email and website, filtered by keyword.

Summarize API, summarizer LLM: text summarization, send text and max_words, get a faithful short summary. Llama 3.1 8B inference included.

Text classification API: classify text into your own labels with an LLM, returns the best label and a one-line reason.

Use when an agent needs the weather anywhere in the world. Input: lat, lon, optional hours (0-72 hourly steps, default 24), tz (IANA zone for daily summaries, default UTC). Output: JSON current temperature, symbol, wind, humidity, cloud, pressure; hourly series; daily min/max, precipitation, max wind, symbol for ~10 days. Data: MET Norway. Example: ?lat=51.5072&lon=-0.1276&tz=Europe/London

Recent SEC 8-K events: earnings, executive changes, acquisitions, delistings, dilution. Risk signals for yield investors.

Find Bluesky accounts with public emails for a keyword: lead list of profiles that publish an email or website in their own public bio.