ToolFit by YourAITools

Currency converter API for AI agents. Convert an amount from one currency to another (USD, EUR, GBP, JPY, CNY, INR, CAD, AUD, CHF and 22 more) at the official European Central Bank reference rate, today or on a past date back to 1999. Returns rate, result, inverse rate and the rate date. Search intents: currency converter api, fx convert, exchange rate api, convert usd to eur, forex rate, money conversion for agents.

Prompt injection detection API for AI agents. Prompt-injection scan for text your AI agent is about to read (web pages, emails, tool output, MCP tool descriptions): risk score 0-100, verdict, categories and exact spans. Detects instruction overrides, jailbreak personas, system-prompt extraction, fake chat delimiters, data-exfiltration URLs, tool hijacking, hidden Unicode and encoded payloads. Deterministic rules, no data stored.

Crypto sanctions screening API (OFAC). Sanctions screen for one crypto address, for agents and apps that send payments: exact match against all 1050 digital currency addresses in the official US Treasury OFAC SDN list (EVM case-insensitive). Returns sanctioned true/false, matching SDN entity, programs and list date, a chain guess and checksum validity, plus the list date. Informational, not legal advice.

Package vulnerability lookup API. Is this package version safe to install? Known vulnerabilities (CVE/GHSA ids, severity, CVSS score, fixed-in versions) and malicious-package flags for one npm, PyPI, Go, crates.io, Packagist, RubyGems, Maven or NuGet package version, from OSV.dev. Search intents: package vulnerability check, is this npm package safe, cve lookup api, pypi vulnerability, malicious package check, osv lookup.

Speech-to-text API (audio transcription) for AI agents. Send MP3, WAV, M4A or OGG/Opus (body, audio_url or base64, up to 30 min); get transcript, language, timestamped segments, optional SRT/VTT; task=translate gives English. $0.003 per audio minute, rounded up; the 402 quotes your file's exact total. Search intents: speech to text api, transcribe audio file, mp3 to text, wav to text, pay per minute transcription api, srt vtt subtitles, podcast transcription.

URL to Markdown API for AI agents. Converts a public web page into clean Markdown for LLMs and RAG pipelines: main content only (no nav, ads or scripts), absolute links, plus title, description and language metadata. Suited to AI agents that read, cite or summarize web pages. Respects robots.txt; only successful reads are charged. Search intents: url to markdown, web page to markdown api, web scraper for llm, html to markdown, read web page api, extract article text.

Historical exchange rate API for AI agents. Daily ECB reference rates for one currency pair between two dates (up to 366 days, back to 1999), with first, last, min, max and percent change. Search intents: historical exchange rates api, fx time series, currency history, eur usd chart data, forex history.

Hyperliquid order checker API (pre-trade). Pre-trade check of a Hyperliquid perp order before you send it: REJECT_LIKELY / CAUTION / OK, each exchange-rule issue with a fix value (size decimals, price tick, $10 minimum, max leverage by margin tier, isolated-only, OI cap, delisted, far-from-mark limit), warnings and the coin rules. Read-only; never places or signs orders. Fail-closed: a failed source is listed, never OK. Not financial advice; the exchange decides whether an order is accepted.

Crypto smart money tracker API. Smart-money positioning for one Hyperliquid perp: how a rules-based cohort of the 120 Hyperliquid accounts with the highest 30-day PnL (public leaderboard) is positioned right now: traders long vs short, long/short/net notional in USD, bias (strong long / lean long / mixed / lean short / strong short), 1h and 24h net notional flow, snapshot age, cohort coverage. Fail-closed: stale or low-coverage snapshots are refused (503, not charged). Not financial advice.

Solana token safety checker API (rug and honeypot check). Safety check for any Solana SPL or Token-2022 mint before an agent or app interacts with it. SAFE / CAUTION / DANGER, score 0-100 and reasons: mint and freeze authority, Token-2022 extensions (transfer fee, permanent delegate, transfer hook, default-frozen, pausable), DEX liquidity and 24 h sells, holder concentration and age. SAFE is not a guarantee and not financial advice.

Website technology lookup API (tech stack detector). Detects the technology stack of any public website from one page load plus public DNS: CMS, ecommerce platform, JS framework, web server, CDN/hosting, analytics, ad pixels, chat, payments, consent, plus email provider, email-sending services, DNS host and verified SaaS (MX/NS/TXT). Each hit has categories, version when exposed, confidence 0-100 and evidence. 266 signatures.

API search engine for AI agents (find a paid x402 API). Find the paid x402 API for a task: top 5 resources from the merged public x402 discovery indexes, ranked by relevance to your need, index-reported 30-day payers and calls, recency and price. Each result: service, resource URL, method, description, USDC price, networks, 30-day calls and payers, repeat_buyers, last called time. Filters: max_price, network, min_payers. No live check (use /v1/pick). No matches: 404, never charged.

API finder for AI agents (live-checked). Pick the paid x402 API to call: top 10 ranked resources for your need (relevance, 30-day payers and calls, recency, price; filters), a live check of the top 5 (one unpaid request each, 3 s timeout: 402 with x402 terms, live price and networks, matches the listing?), the best verified pick, the cheapest verified alternative and category price stats. Fail-closed: a failed check is never called verified; none verified means best_pick null, low confidence.

AI agent identity verification API. Checks whether an AI agent is registered in the Concordium Agent Registry (CIS-8004), Active, and Verified by Concordium (Agent Card hash matches on-chain). Suited to agent marketplaces and payment flows that need to confirm a counterparty agent identity before trusting or paying it. Input: badge (CIS-2 token address) or Concordium account.

AI readiness audit API. Full AI-agent readiness audit of a website: 23 checks with evidence (robots.txt rules for 17 AI crawlers incl. GPTBot and ClaudeBot; WAF / bot challenges; raw-HTML content without JavaScript; markdown; llms.txt; sitemap; JSON-LD; meta and Open Graph; OpenAPI; live MCP initialize; A2A agent card; x402; HTTPS, HSTS, speed), score 0-100 and grade, prioritized fixes and ready-to-paste snippets (llms.txt draft, robots.txt lines, JSON-LD, meta tags, mcp.json, agent card).

AI readiness website audit API. Is this website ready for AI agents? Score 0-100, grade A-F and verdict with category scores (agent access, readable content, discovery, agent interfaces, speed/HTTPS), the top 5 prioritized fixes and which AI bots robots.txt blocks. Checks robots.txt for 17 AI bots, bot challenges, raw-HTML content, markdown, llms.txt, sitemap, JSON-LD, meta/OG, OpenAPI, MCP, A2A agent card, x402, HTTPS and speed.

Full crypto counterparty due diligence API. Full counterparty due diligence before an agent pays or interacts: quick plus age (first transaction or creation block), recent activity and direct exposure to sanctioned or scam-listed addresses, recent token approvals to the address (drainer pattern) and TokenVerdict for Base tokens; Solana adds history depth. Verdict ok / caution / block with reasons, confidence and missing_data.

Crypto address risk check API (pre-payment counterparty screening). Pre-payment counterparty check for agents: before paying or approving an EVM (Base, Ethereum, Polygon, Arbitrum) or Solana address, get ok / caution / block with reasons. Screens OFAC SDN and ScamSniffer scam lists, x402 Bazaar payee directory and known labels, and reads the address on-chain (wallet, contract, token contract, Safe, EIP-7702 delegation, activity, USDC balance).

Crypto counterparty due diligence API. Counterparty due-diligence report: everything in lite plus contract verification and deployer screening (Sourcify), ENS and Basename (forward-verified), cross-chain presence (wrong-chain protection for smart wallets and Safes), Safe owner and contract owner screening and explorer labels. Verdict ok / caution / block with reasons and confidence.

Crypto market movers API for AI agents. Top 24h gainers, losers and volume leaders across ~200 coins (markets with at least $1M 24h volume by default), with USD price, change, volume and open interest. Search intents: top crypto gainers, crypto losers today, biggest movers, crypto market overview, trending coins.

Crypto price API for AI agents. Current USD price of BTC, ETH, SOL and ~200 more coins (up to 20 per call) with 24h change, 24h volume, open interest and funding rate, from Hyperliquid public market data. Search intents: crypto price api, bitcoin price, eth price, token price usd, coin quote, crypto market data, price snapshot.

Domain trust report for AI agents: is this domain real, how old is it, who registered it, and is its email locked down? DNS (A/AAAA/NS/MX/CAA), DNSSEC, SPF, DMARC, DKIM (common selectors), MTA-STS, TLS-RPT, BIMI, RDAP registration date + registrar + status, parking and disposable detection, risk flags, 0-100 score and verdict. Public DNS + RDAP, no data stored.

Exchange rates API for AI agents. Every ECB reference rate for a base currency (or just the quotes you list) on the latest or a past date. Search intents: exchange rates api, fx rates table, currency rates today, usd exchange rates, ecb reference rates.

Secret and PII detection API (redact before sending to an LLM). Find and redact leaked secrets before an AI agent sends text to an LLM, tool or webhook: crypto seed phrases (BIP39 checksum), EVM/Solana private keys, WIF, xprv, API keys (GitHub, AWS, Stripe, OpenAI, Anthropic, Slack...), JWT, PEM, cards, IBAN, SSN, email, phone. Verdict, findings and redacted text.

Deep secret and PII leak scan API for text and JSON. Deep leak scan of text or a JSON payload: findings by JSON path, redacted JSON, remediation steps, and for leaked seed phrases or private keys the wallet addresses they control with native and USDC balances on Base, Ethereum, Polygon, Arbitrum and Solana (funds at risk now?).

Bulk crypto sanctions screening API (OFAC). Sanctions screen for up to 50 crypto addresses in one call against the official US Treasury OFAC SDN digital currency address list: per-address sanctioned true/false with SDN entity, programs and list date, chain guess and checksum. Informational, not legal advice. Search intents: bulk ofac screening, batch wallet sanctions check, crypto aml batch, sdn list screening, payout list compliance, sanctioned address check.

Hyperliquid pre-trade risk check API. Full pre-trade check of a Hyperliquid perp order: everything in lite (verdict, rule issues with fixes) plus the isolated liquidation price and distance, taker impact and average fill from the live L2 book for market orders, funding carry per day (who pays), mark/oracle premium, open interest and size vs 24 h volume. Read-only; never places or signs orders. Fail-closed. Not financial advice; the exchange decides whether an order is accepted.

Crypto perpetual futures data API. Full perp derivatives snapshot for one asset across Hyperliquid, dYdX v4, Paradex and Aevo: funding (raw, 8h %, APR, interval), open interest, mark and index price, premium, 24h volume per venue; Hyperliquid 7-day and dYdX 100-hour funding history with mean, min, max, z-score and percentile of the latest rate; funding regime vs recent history; median premium read; annualized funding carry per venue; positioning read. Fail-closed. Not financial advice.

Crypto funding rates API (perpetual futures). Perp funding rates for one asset across Hyperliquid, dYdX v4, Paradex and Aevo: per-venue funding normalized to 8h % and APR, open interest in USD, cross-venue median and OI-weighted funding, spread, cheapest venue to be long or short, and a positioning read (crowded long / long bias / neutral / short bias / crowded short). Fail-closed: failed venues are listed, never estimated. Not financial advice.

Crypto funding rate scanner API (perpetual futures). Cross-venue perp funding scan over Hyperliquid, dYdX v4 and Paradex: pass a watchlist (symbols=BTC,ETH,SOL, up to 25) or universe=all (every market above min_oi_usd, default $1M). Returns the highest and lowest funding (APR), the widest cross-venue funding spreads, the market-wide OI-weighted funding and share of markets with positive funding, with a per-asset positioning label. Fail-closed. Not financial advice.

Dependency vulnerability scanner API. Dependency security scan for agents and CI: send a package.json, lockfile, requirements.txt, go.mod, Cargo.lock, poetry.lock or composer.lock (or a package list, up to 500). Returns known vulnerabilities (CVE/GHSA ids, severity, CVSS, fixed-in versions) and confirmed-malicious packages per dependency, from OSV.dev. Search intents: dependency vulnerability scan, npm audit api, sca api, lockfile security scan, cve lookup, software supply chain security.

Transaction and signature safety check API for crypto wallets. Pre-sign safety check for agent wallets: send a transaction, EIP-712 typed data (Permit, Permit2, EIP-3009, Seaport), an EIP-7702 authorization, or an x402 402 + payment payload. Returns SAFE/CAUTION/DANGER, a plain-English summary and every risk flag (unlimited or EOA approvals, setApprovalForAll, fake USDC domains, x402 overpay, OFAC SDN) plus on-chain facts and eth_call simulation.

Offline transaction and signature safety check API for crypto wallets. Offline pre-sign check (no RPC, fast): decodes a transaction, EIP-712 typed data (Permit, Permit2, EIP-3009), an EIP-7702 authorization or an x402 402 + payment payload and returns SAFE/CAUTION/DANGER, every risk flag with its reason, decoded args, counterparties, x402 payment-vs-402 match and OFAC SDN screening. Use /v1/check for on-chain facts and simulation.

Smart money tracker API (Hyperliquid). Full smart-money positioning for one Hyperliquid perp from the top-120 30-day-PnL cohort: lite plus 1h/4h/24h flows, average entry per side vs mark, average leverage, uPnL per side, concentration, liquidation price bands by distance from mark (count and notional per band, never per account) and the 10 largest cohort positions (truncated addresses, no liquidation price). Fail-closed. Not financial advice. Past performance does not guarantee future results.

Crypto smart money scan API (Hyperliquid). Market-wide smart-money scan over every Hyperliquid perp held by the top-120 30-day-PnL cohort: the cohort gross long/short book and net exposure, and ranked lists of the coins it is most net long, most net short and most one-sided on (by trader count), plus the biggest 24h net buying and selling by notional, each with bias, trader counts, net notional and flows. limit 1-25 rows per list, min_traders 2-50 (default 3). Fail-closed. Not financial advice.

Wallet tracker API. Live profile of the Hyperliquid account (0x address) you supply: account value, notional, effective leverage, margin usage, long/short/net book, up to 25 open positions (size, entry, leverage, distance to liquidation in whole percent, uPnL; no liquidation prices), 30-day fills summary and top-120 cohort rank. Public on-chain data only; must not be used to target or harass account holders. Fail-closed. Not financial advice. Past performance does not guarantee future results.

Solana token safety report API. Safety check for any Solana SPL or Token-2022 mint before an agent or app interacts with it. Full report: mint / freeze authority, every Token-2022 extension, metadata update authority, DEX pools, liquidity and 24 h buys vs sells (pump.fun curve aware), 20 largest holders (wallets vs programs), age, sources and limits, plus SAFE / CAUTION / DANGER and a 0-100 score. SAFE is not a guarantee and not financial advice.

Crypto strategy backtesting API. Backtest a rule-based strategy (sma_cross, ema_cross, rsi_reversion, breakout, macd_cross) on up to 2000 closed candles of any crypto asset: signals on close, next-open fills, fees per side, long-only or long/short. Not financial advice. Past performance does not guarantee future results. Search intents: crypto backtest api, backtest trading strategy, sma crossover backtest, rsi strategy test, trading strategy api, quant backtesting.

Crypto technical analysis API (RSI, MACD). Technical indicators for any crypto asset on closed 15m/1h/4h/1d candles: RSI 14, MACD 12/26/9 with cross, EMA 20/50/200, SMA 20, Bollinger Bands 20/2 (%b, bandwidth), ATR 14 and ATR %, ADX 14 with +DI/-DI, stochastic %K, annualized realized volatility, volume vs 20-bar average, 20-bar high/low; plus a descriptive technical bias score (-100..100) with components, trend (up/down/mixed) and regime (trending/ranging). Not financial advice.

Crypto risk metrics API (VaR, volatility and position sizing). Risk analytics and position sizing for a crypto asset: historical VaR and CVaR at 95/99% per bar and per day, annualized volatility, max drawdown and current drawdown from the high, Sharpe and Sortino, worst/best bar over up to 1000 closed candles; ATR(14)-based stop (or your stop), risk per unit and, with account_usd and risk_pct, the position size in units and USD notional, implied leverage and 2R/3R levels. Not financial advice.

Token due diligence API for Base (deep honeypot and liquidity analysis). Deep Base ERC-20 token due diligence: everything in the quick report plus buy-transfer-sell simulations on up to 2 pools (different venues), a table of up to 10 pools (DexScreener plus on-chain Uniswap v2/v3/v4, Aerodrome and PancakeSwap lookups) with liquidity, the contract creation block and a GeckoTerminal cross-check (gt_score, honeypot flag, developer holding).

Token safety checker API for Base (honeypot and rug check). Base ERC-20 token safety verdict: SAFE / CAUTION / DANGER, score 0-100 and the reasons, from a simulated buy-transfer-sell on the token's own pool (honeypot and tax detection), owner powers (mint, blacklist, pause, tax setters, upgradeable proxy, renounced), liquidity, LP burn, holder concentration, verified source and age.

Token safety report API for Base (honeypot, tax and liquidity check). Full Base ERC-20 token safety report: honeypot / sell simulation with buy, sell and transfer tax and round-trip loss (Uniswap v2/v3/v4, Aerodrome, Pancake), owner powers with function names, proxy and upgrade admin, owner status, liquidity per pool and LP burn, holder concentration, verification, age, data sources and limits, plus SAFE / CAUTION / DANGER and a 0-100 score.

MCP server checker API. Preflight a public remote MCP server before connecting or paying: does it answer an MCP initialize, which protocol version, sign-in method (OAuth metadata), x402 payment terms, latency, tool count, token cost, provider compatibility, poisoning patterns in tools and instructions, and a grade with issues. Lists tools only, never calls them. Blocked or unresolvable URLs are never charged.

Full AI agent tool schema audit API (MCP and function calling). Full audit of an agent tool list (tools array or public remote MCP URL): every schema issue per provider (OpenAI, Anthropic, Gemini, Bedrock, MCP; strict mode opt-in) with JSON path and source link, rewritten definitions per provider, confusable tool pairs with distinguishing terms and fix hints, description and poisoning lints, per-tool fingerprints and a pin.

AI agent tool schema linter API (MCP and function calling). Check an agent tool list (tools array or public remote MCP URL): grade A-F, estimated tokens per tool and total, compatible yes/no for OpenAI, Anthropic, Gemini, Bedrock and MCP, the top confusable tool pairs, basic poisoning count and a pin (set_id) for later diffs. Bad input or an unreachable URL: never charged.

x402 API market data report. Market report for sellers and builders: for a category (need, e.g. token safety) or the whole x402 index, resource and seller-host counts, hosts with 3+ payers, listed price quartiles, the price where buyers are (payer-weighted median), 30-day calls, estimated 30-day revenue (calls x price, an upper bound), top sellers and the resources with most payers. Use it to price a new endpoint or test a niche for paying demand. limit 1-25 (default 10).

Tool selection API for AI agents (tool routing). Pick the tools an agent needs for a task from a large tool list: send set_id (from the free /v1/register) or tools, plus the task. Returns a ranked shortlist (adaptive 3-12, or k), confidence, matched terms, token savings and the definitions in MCP, OpenAI, Anthropic or Gemini form. BM25, no LLM. Unknown set_id: 404, never charged.

Full x402 endpoint check API with paste-ready fixes. Full x402 endpoint check with paste-ready fixes: everything in lite plus a facilitator validate verdict and Bazaar index status, /openapi.json and /.well-known/x402 consistency, payee checks (EVM code, Solana USDC token account, CounterpartyCheck screening) and a generated, self-validated extensions.bazaar block, multichain accepts (Base, Polygon, Arbitrum One, Solana) and code snippet.

x402 site audit API for one origin. x402 site audit for one origin: finds your paid routes from /.well-known/x402 and /openapi.json (up to 8), checks each one unpaid (402 on GET and HEAD, v2 + v1 terms, accepts, Bazaar declaration) and flags drift between the discovery documents. Grade per route and for the site, with the top fixes. Search intents: x402 site audit, x402 discovery check, well-known x402 validator, openapi x402 drift, x402 route grades, paid api audit.

Prepaid API credits ($1 pack). Prepaid credits for the YourAITools agent APIs: one x402 payment of $1 USDC mints an API key holding $1.00 of credits. Send it as Authorization: Bearer <key> to PayGuard, TokenVerdict, SignCheck, WebRead, InjectScan, DomainCheck, PkgGuard, StackDetect or AgentGate paid routes; each call debits its normal price instead of an on-chain payment. Key shown once. Prepaid API usage only, not refundable.

Prepaid API credits ($5 pack with bonus). Prepaid credits for the YourAITools agent APIs: one x402 payment of $5 USDC mints an API key holding $5.50 of credits ($0.50 bonus). Send it as Authorization: Bearer <key> to PayGuard, TokenVerdict, SignCheck, WebRead, InjectScan, DomainCheck, PkgGuard, StackDetect or AgentGate paid routes; each call debits its normal price instead of an on-chain payment. Key shown once. Prepaid API usage only, not refundable.

Email address check for AI agents (signups, outreach, fraud screening): RFC syntax, disposable / role / free-provider detection, MX and null-MX, SPF/DMARC of the domain, domain age via RDAP, parking, verdict (valid | risky | undeliverable | invalid) and 0-100 score. No SMTP probing, no data stored.

AI tool directory submission with 24-hour review. YourAITools listing (19.00 USDC): fast-track review of your AI tool within 24h, published on youraitools.co if approved. POST JSON {tool_url,name,contact_email,category}; invalid bodies get 400 before payment. Reviewed for legitimacy and fit; payment does not guarantee approval. Rejected = refunded manually in USDC.

Featured paid placement for an AI tool in a directory, 30 days. YourAITools listing (29.00 USDC): Featured on youraitools.co for 30 days after approval (review within 48h). POST JSON {tool_url,name,contact_email,category}; invalid bodies get 400 before payment. Reviewed for legitimacy and fit; payment does not guarantee approval. Rejected = refunded manually in USDC.

AI tool launch bundle with 24-hour review and 30 days of Featured paid placement. YourAITools listing (49.00 USDC): Launch: 24h review + 30 days Featured on youraitools.co + a newsletter line once it has subscribers. Reviewed for legitimacy and fit; payment does not guarantee approval. Rejected = refunded manually in USDC.

Crypto funding rate API (perpetual futures). Current perp funding rate for one asset in one small answer: cross-venue median funding as 8h % and APR, OI-weighted APR, the lowest and highest venue, spread, cheapest venue to be long or short and a positioning read, from Hyperliquid, dYdX v4, Paradex and Aevo. Built for agents that poll funding often; per-venue rows and open interest are on /v1/lite. Fail-closed: failed venues are listed, never estimated. Not financial advice.

Bulk token risk check API for Base (batch honeypot and rug scan). Batch Base token risk verdicts: up to 20 ERC-20 addresses in one call, priced per address, each with the same fixed JSON as /v1/verdict (verdict safe / caution / danger, risk_score 0-100, honeypot and tax simulation, owner privileges, proxy, LP, holders, verified, age; unknown when a source is down). Charged only when at least one address is checked. Contract safety check, not financial advice.

Token risk check API for Base (honeypot and scam token detector). Base token risk verdict for bots and agents in one fixed JSON: verdict (safe / caution / danger), risk_score 0-100 (higher is riskier) and signals for honeypot sell simulation, buy / sell / transfer tax, owner renounced and privileges (mint, pause, blacklist, tax change), upgradeable proxy, LP burn, top holders, verified source and age. Unknown when a source is down. Contract safety check, not financial advice.

AI agent tool change detector API (MCP tool diff). Compare an agent tool list now (tools array or public remote MCP URL) with a pin from an earlier ToolFit call (or a baseline array): removed or added tools, changed descriptions with a word diff and new poisoning findings, removed or newly required params, type and enum changes, annotation changes. Verdict: unchanged, compatible, review, suspicious or breaking.

MCP server monitoring API (24h checks, 30 days). Register a public remote MCP server URL and an https webhook: ToolFit re-audits the server every 24 hours for 30 days and POSTs an HMAC-SHA256 signed JSON notification when its tools/list fingerprint (pin) or grade changes, or it becomes unreachable or recovers. Returns watch_id, the signing secret (shown once) and the baseline. Unreachable URLs, blocked URLs or webhooks and a full watch list are never charged.

MCP server monitoring API (6h checks, 30 days). Same as POST /v1/watch, but the server is re-audited every 6 hours for 30 days. HMAC-SHA256 signed webhook on tools/list fingerprint or grade changes (and unreachable/recovered). Returns watch_id, the signing secret (shown once) and the baseline. Never charged for unreachable or blocked URLs or a full watch list. Search intents: mcp server monitoring, mcp uptime, mcp tool change alerts, mcp webhook alerts, watch mcp server, mcp drift monitor.

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.

x402 paywall template for any HTTP API (download). Download the x402 Proxy Template v1.0.0 (zip, MIT): a Cloudflare Worker that puts an x402 paywall (USDC on Base, x402 v2 + v1) in front of any HTTP API from one config file, with Bazaar discovery metadata, OpenAPI, remote + stdio MCP, OpenAPI importer, mock API, smoke test, 11 tests, quickstart and deploy guide.

Prepaid API credits (sample pack). Prepaid credits for the YourAITools agent APIs: one x402 payment of $0.005 USDC mints an API key holding $0.005 of credits. Send it as Authorization: Bearer <key> to PayGuard, TokenVerdict, SignCheck, WebRead, InjectScan, DomainCheck, PkgGuard, StackDetect or AgentGate paid routes; each call debits its normal price instead of an on-chain payment. Key shown once. Prepaid API usage only, not refundable.

Top up an existing YourAITools credits key: one x402 payment of $1 USDC adds $1.00 of credits. Send the key as Authorization: Bearer <key>. Prepaid API usage only, not refundable.

Top up an existing YourAITools credits key: one x402 payment of $5 USDC adds $5.50 of credits ($0.50 bonus). Send the key as Authorization: Bearer <key>. Prepaid API usage only, not refundable.

x402 endpoint tester API (payment-required validator). x402 endpoint doctor for sellers: probes your paid URL unpaid (GET, HEAD, empty POST, CORS preflight; never pays) and returns a grade and a fix list. Checks the v2 PAYMENT-REQUIRED header and v1 body, every accepts entry (USDC asset, EIP-712 domain, Solana feePayer, atomic amount, payTo), multichain price consistency and the Bazaar declaration against its own JSON Schema.

x402 endpoint doctor for sellers: probes your paid URL unpaid (GET, HEAD, empty POST, CORS preflight; never pays) and returns a grade and a fix list. Checks the v2 PAYMENT-REQUIRED header and v1 body, every accepts entry (USDC asset, EIP-712 domain, Solana feePayer, atomic amount, payTo), multichain price consistency and the Bazaar declaration against its own JSON Schema.