agent402.tools

• https://agent402.tools/api/coin-ohlc

  OHLC candles for a coin: days 1 (30-min candles), 7 or 14 (4-hour), 30 / 90 / 180 / 365 (daily), in any vs currency. Returns aligned {time, open, high, low, close} bars plus the window's high/low/first/last and % change…

  SolanaMarket data

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/coin-profile

  Full profile of one coin by id: name/symbol, description, categories, contract addresses per platform, links (homepage, explorers, repos, social), hashing algorithm, genesis date, and a market snapshot in your currency:…

  SolanaDeveloper tools

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/crypto-global

  Global crypto market snapshot: total market cap, total 24h volume, BTC dominance, ETH dominance, active coin count, active exchange count, and 24h market-cap change %. Returned in a chosen vs_currency (default usd). Dat…

  SolanaMarket data

  $0.008/ request

  2026-11-04

• https://agent402.tools/api/exchange-tickers

  Markets (tickers) listed on one exchange: base/target pair, last price, 24h volume, USD- and BTC-converted last price and volume, bid-ask spread %, trust score (green/yellow/red), anomaly and stale flags, trade URL and …

  SolanaMarket data

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/search-lite

  A quick, low-cost web search sample as clean JSON: up to five ranked results with title, URL and snippet from an independent search index. Use it when an agent wants a first look at what a query returns, to check a topi…

  SolanaSearch

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/domain-age

  How old and legit is this domain? WHOIS registration, DNS resolution, and TLS certificate in one pass. Domain age and legitimacy skill pack: one x402 payment runs 3 underlying tools (whois, dns-lookup, tls-cert); partia…

  SolanaIdentity

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/location-intel

  Point at an address (or even a rough place name) and assemble the situational brief: precise coordinates, the canonical postal address, what's within walking distance, the live weather forecast, active NWS hazard alerts…

  SolanaOther

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/schema-evolution

  The 'did this API contract change in a way that breaks our integration?' workflow. Diff two OpenAPI snapshots structurally, lint the new one for agent-readiness regressions, extract the endpoint surface for inventory co…

  SolanaDeveloper tools

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/status-snapshot

  The 'is this site healthy, addressable, and crawlable - right now?' workflow. DNS resolution → HTTP reachability → security headers → TLS certificate expiry → robots policy. Five tools, one structured status payload an …

  SolanaWeb data

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/user-onboarding

  Take a signup form submission and run the full onboarding workup deterministically: validate the email, score the chosen password, mint a stable internal ID, derive a URL-safe handle from the display name, generate a re…

  SolanaDeveloper tools

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/skill/wallet-readiness

  One call answers 'can this wallet pay right now?' - USDC balances on Base AND Solana, live Base gas, and a ready-to-share card onramp funding link if it's running dry. Agent wallet readiness check skill pack: one x402 p…

  SolanaOnchain data

  $0.008/ request

  2026-10-27

• https://agent402.tools/api/x-tweet

  Fetch one public tweet on X (Twitter) by id: text, created time, language, conversation id, engagement metrics (likes, retweets, replies, quotes, bookmarks, impressions) and the author's username, name and verification.

  SolanaWeb data

  $0.008/ request

  2026-11-06

• https://agent402.tools/api/skill/cheapest-rail

  Where should an agent transact this minute? Live gas on Ethereum + every major L2 side by side, Base gas tiers, a fee estimate for your transaction type, and ETH spot to price it all in dollars. Cheapest rail right now …

  SolanaMarket data

  $0.009/ request

  2026-10-27

• https://agent402.tools/api/skill/email-deliverability

  Diagnose why a domain's email lands in spam: SPF posture, DMARC policy, DKIM key strength, MX targets, and a composite 0–100 score. Email deliverability skill pack: one x402 payment runs 6 underlying tools (spf-check, d…

  SolanaIdentity

  $0.009/ request

  2026-10-27

• https://agent402.tools/api/skill/fx-monitor

  Major currency snapshot: EUR/USD, GBP/USD, JPY/USD rates plus the full FX dashboard in one call. FX monitor skill pack: one x402 payment runs 3 underlying tools (fx-rate, fx-dashboard, fx-historical); partial-success pe…

  SolanaMarket data

  $0.009/ request

  2026-10-27

• https://agent402.tools/api/skill/market-brief

  Quick crypto market snapshot: price for a specific coin, trending coins, and global market stats (total cap, BTC dominance, volume) - one call. Crypto market brief skill pack: one x402 payment runs 3 underlying tools (c…

  SolanaMarket data

  $0.009/ request

  2026-11-06

• https://agent402.tools/api/skill/seo-audit

  Can search engines and AI crawlers actually index this page? One pass over reachability, TLS, robots policy, sitemap health, meta/OpenGraph tags, and the on-page link graph. Technical SEO audit skill pack: one x402 paym…

  SolanaWeb data

  $0.009/ request

  2026-10-27

• https://agent402.tools/api/skill/text-hygiene

  Turn a wall of dirty text - chat logs, scraped pages, user-generated content, log dumps - into something safe to store, search, and pipe into the next step. Measure first, redact PII before anything else touches the dat…

  SolanaDeveloper tools

  $0.009/ request

  2026-10-27

• https://agent402.tools/api/action-gate

  Deterministic preflight check for a proposed AI agent action - a tool call, payment, fetch, or write - before it executes. Evaluates up to four independent checks (prompt-injection scan on action text/untrusted text, UR…

  SolanaDeveloper tools

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/decide

  Describe a job and get a call-ready plan: which tools, across this catalog and outside x402 sellers with a recently verified 402, solve it end to end, in what order, with fallbacks and input params that validate against…

  SolanaOther

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/embed-large

  Generate a text embedding vector using OpenAI text-embedding-3-large (3072 dimensions). Higher accuracy than the small model. Ideal for semantic search, RAG, and clustering. No API key needed; pay per call via x402. Tex…

  SolanaAI models

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/exa-answer

  Ask a question and get a written answer with the sources it was drawn from. The engine searches its index, reads the pages and composes the answer, returning the citation list (title, URL, published date) alongside it s…

  SolanaSearch

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/extract

  Read one known URL: the main article content as clean markdown with title, byline, excerpt and word count, boilerplate removed. Use it when an agent already has a URL and needs the text; for JavaScript-rendered pages th…

  SolanaWeb data

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/image-ocr

  Extract text from a PNG or JPEG image - full text, overall confidence and per-line bounding boxes - from a URL or base64 payload, Tesseract on-device (no upstream API). Default English; other ISO 639-2 languages on requ…

  SolanaMedia

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/llm

  LLM inference proxy - send an OpenAI-format chat/completions request and get a response from GPT-4o-mini (or gpt-6-luna by its id). Supports vision (up to 2 image URLs, low detail) and structured output (response_format…

  SolanaAI models

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/page-speed

  Load one public URL once in headless Chromium and report what that load measured: navigation timings (TTFB, DOMContentLoaded, load), Web Vitals read from the page's own performance entries (LCP, FCP, CLS, total blocking…

  SolanaDeveloper tools

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/pdf

  Fetch a PDF from a URL and extract its text content. Returns page count, document info, and the full text (up to 20MB PDFs).

  SolanaMedia

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/render

  One call loads a page in a real headless Chromium browser with JavaScript executed and returns its main content as clean markdown with the title, a word count and a report of any text the page hides from a reader. Use i…

  SolanaWeb data

  $0.01/ request

  2026-11-06

• https://agent402.tools/api/route/execute

  Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…

  SolanaAgents

  $0.01/ request

  2026-11-06

• https://agent402.tools/api/search

  One call returns up to 20 ranked live web results as clean JSON (title, URL, snippet, age, publish date) from an independent search index, with an optional freshness filter. Use it as the first call of a research task, …

  SolanaSearch

  $0.01/ request

  2026-11-06

• https://agent402.tools/api/search-news

  Live news search as clean JSON: recent articles ranked with title, URL, snippet, age, source and a breaking flag, with a freshness filter. Use it for current events and headlines where a general web index lags.

  SolanaWeb data

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/skill/insider-alert

  Insider buying/selling activity for a stock: Form 4 trades, the latest close, and recent SEC filings in one call. Insider alert skill pack: one x402 payment runs 3 underlying tools (edgar-insider-trades, stock-quote, ed…

  SolanaMarket data

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/sol-token-report

  Full public token-risk report for a Solana token mint, trimmed to what an agent acts on: score and risks, mint/freeze authority state, metadata mutability and update authority, supply and decimals, creator and creator b…

  SolanaSecurity

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/solidity-scan

  Deterministic static pattern scan of Solidity smart-contract source text - a fixed ruleset flagging tx.origin authentication, delegatecall, selfdestruct, unchecked low-level calls, unchecked .send(), floating pragmas, b…

  SolanaOnchain data

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/x402-audit

  Grade any x402 seller's payment-security posture from the outside - a read-only black-box check mapped to the 'Five Attacks on x402' failure modes. Probes the URL's 402 challenge (never pays) and scores TLS transport, g…

  SolanaDeveloper tools

  $0.01/ request

  2026-10-27

• https://agent402.tools/v1/auto/chat/completions

  OpenAI-compatible chat completions with the model chosen server-side: omit model and the gateway routes the prompt to the top-ranked model for its task (code, reasoning, long-context, general) from a fixed eval-derived …

  SolanaAI models

  $0.01/ request

  2026-11-06

• https://agent402.tools/v1/auto/gemini

  Google's native generateContent wire on the auto tier. Send Gemini's own request shape (contents, systemInstruction, generationConfig, function declarations) and get Gemini's own response shape (candidates, usageMetadat…

  SolanaAI models

  $0.01/ request

  2026-10-27

• https://agent402.tools/v1/auto/messages

  Anthropic Messages API over x402 - point the Anthropic SDK (or Claude Code / the Agent SDK) at base_url https://agent402.tools/v1/auto and pay $0.01 per call in USDC, no API key, no signup. Same models, caps and price a…

  SolanaAI models

  $0.01/ request

  2026-10-27

• https://agent402.tools/v1/auto/responses

  OpenAI Responses API over x402 - point the OpenAI SDK's responses.create() (or the OpenAI Agents SDK) at base_url https://agent402.tools/v1/auto and pay $0.01 per call in USDC, no API key, no signup. Same models, caps a…

  SolanaAI models

  $0.01/ request

  2026-10-27

• https://agent402.tools/api/skill/dns-network-ops

  End-to-end DNS health check: records, multi-resolver propagation, WHOIS, ASN, robots.txt, and reachability. DNS & network ops skill pack: one x402 payment runs 6 underlying tools (dns-lookup, dns-propagation, asn-info, …

  SolanaIdentity

  $0.011/ request

  2026-10-27

• https://agent402.tools/api/skill/tx-forensics

  Explain what an EVM transaction actually did: confirmation status, the raw transaction from the chain, decoded calldata with typed parameters, the resolved function signature, and labeled counterparties. Transaction for…

  SolanaOnchain data

  $0.011/ request

  2026-10-27

• https://agent402.tools/api/exa-search

  Neural (embedding-based) web search over a curated web index, which finds pages by meaning rather than keyword overlap. Use it when a keyword engine returns the wrong thing: conceptual questions, 'pages like this one', …

  SolanaSearch

  $0.012/ request

  2026-10-27

• https://agent402.tools/api/skill/content-grade

  Grade a page's content quality - extract the readable content then analyze keyword density. Content grade skill pack: one x402 payment runs 3 underlying tools (extract, keywords, readability-score); partial-success per …

  SolanaDeveloper tools

  $0.012/ request

  2026-10-27

• https://agent402.tools/api/tts-hd

  Convert text to speech with the eleven-v4 model, priced per request from the length of the text. It is the most expressive speech tier, and the quote is $0.010 plus $0.115 per 1,000 characters of text, rounded up to the…

  SolanaAI models

  $0.013/ request

  2026-10-30

• https://agent402.tools/api/skill/competitor-scan

  What's a competitor using? Tech stack, HTTP headers, WHOIS, and page metadata in one call. Competitor scan skill pack: one x402 payment runs 4 underlying tools (tech-stack, http-headers, whois, meta); partial-success pe…

  SolanaIdentity

  $0.014/ request

  2026-10-27

• https://agent402.tools/api/skill/defi-dashboard

  DeFi market overview: total TVL, ETH price, Base gas, and global crypto stats in one call. DeFi dashboard skill pack: one x402 payment runs 4 underlying tools (defi-tvl, crypto-price, gas-snapshot, crypto-global); parti…

  SolanaMarket data

  $0.014/ request

  2026-10-27

• https://agent402.tools/api/skill/forecasting-bake-off

  Don't guess which forecasting method to trust. Backtest all four (naive/drift, SES, Holt, Holt-Winters) on a real series, rank by out-of-sample RMSE, then forecast forward with the winner and its 95% prediction interval…

  SolanaMarket data

  $0.014/ request

  2026-10-27

• https://agent402.tools/api/skill/yield-dashboard

  Current yield curve snapshot: full Treasury curve, key spreads, and average rates in one call. Yield dashboard skill pack: one x402 payment runs 3 underlying tools (treasury-yield-curve, yield-curve-spread, treasury-avg…

  SolanaOther

  $0.014/ request

  2026-10-27

• https://agent402.tools/api/crypto-history

  Historical price, market cap, and volume time series for a coin. Granularity is automatic: <=1 day = 5-min bars, 2-90 days = hourly, >90 days = daily. Days: 1, 7, 14, 30, 90, 180, 365, or "max". Returns aligned arrays o…

  SolanaMarket data

  $0.015/ request

  2026-10-27

• https://agent402.tools/api/crypto-market

  Top N coins by market capitalization with full market snapshot per coin: rank, price, 24h change, 7d change, 24h volume, market cap, circulating supply, and all-time high. Default 10, max 100 per call. Data provided by …

  SolanaMarket data

  $0.015/ request

  2026-11-04

By chain

One seller wallet, each chain read on its own. We never send a payment, so we never observe what a paid call returns. Unknown means we hold no reading, not that anything failed.

The price each endpoint registered in the x402 catalogue. A listed price is a registration, not an observed charge.