# NanoTools

> 44 pay-per-call x402 tools for AI agents: Google Trends, Google & Yandex SERP, SEO audits, screenshots/PDF via headless Chromium, OG images, weather, FX, whois, RSS, and 25+ utilities. $0.001-$0.03 per call, USDC on Base, no signup.

- **Domain**: `nano.stacknodehost.com`
- **Provider**: NanoTools (https://nano.stacknodehost.com)
- **A2A protocol version**: 0.2.9
- **Kind**: a2a_agent
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 86%

## Skills
- **base64** — Base64 encode or decode. ?op=enc|dec&data=... Tolerant to missing padding.
- **color convert** — Convert colors between hex, rgb, hsl. ?color=#ff0000 or rgb(255,0,0)
- **cron parse** — Explain a cron expression: next 3 run times in UTC. ?expr=*/5 * * * *
- **csv2json** — Convert CSV to JSON array. ?data=<csv urlencoded>&delim=,
- **diff** — Unified diff of two texts with changed line count. ?a=<text>&b=<text>
- **dns** — DNS lookup: A, AAAA, MX, TXT, NS, CNAME records for a domain. ?name=example.com&type=A
- **hash multi** — MD5, SHA-1, SHA-256, SHA-512 in one call. ?text=...
- **html entities** — Escape or unescape HTML entities. ?op=enc|dec&data=<text>
- **json** — Validate + pretty-print JSON. ?data={...} (urlencoded).
- **jwt decode** — Decode a JWT header and payload WITHOUT signature verification. ?token=<jwt>
- **lorem** — Lorem ipsum placeholder generator. ?paras=3 or ?words=50
- **markdown2html** — Convert Markdown to HTML (tables, fenced code). ?text=<markdown urlencoded>
- **password** — Secure random password. ?len=16&symbols=1
- **qr** — QR code generator. ?data=<text>&size=256 -> PNG as base64 in JSON.
- **random** — Cryptographically secure random number. ?min=&max= (ints, default 0..100).
- **regex** — Test a regex against text: matches with groups and positions. ?pattern=<re>&text=<text>&flags=i
- **sha256** — SHA-256 and SHA-512 digests for any text (?text=). Deterministic, local, stable JSON.
- **slug** — URL slug from any text. ?text=Hello%20World -> hello-world
- **text stats** — Text statistics: words, chars, sentences, reading time. ?text=...
- **timestamp** — Unix timestamp <-> ISO8601 both ways. ?ts=1690000000 or ?iso=2026-01-01T00:00:00Z
- **toml2json** — Convert TOML to JSON. ?data=<toml urlencoded>
- **unit convert** — Convert units: length, weight, volume, data size, temperature. ?value=100&from=cm&to=inch
- **urlcode** — URL encode/decode. ?op=enc|dec&data=...
- **uuid** — Generate UUIDv4 (and optional count ?n= up to 100).
- **yaml2json** — Convert YAML to JSON. ?data=<yaml urlencoded>
- **fx rates** — ECB reference currency exchange rates. ?base=USD&symbols=EUR,GBP or ?date=2026-01-15
- **ip info** — IP geolocation and network info: country, city, ASN/org, timezone. ?ip=1.2.3.4
- **rss** — Parse any RSS or Atom feed into clean JSON items. ?url=<feed>&limit=10
- **search** — Google web search. ?q=query&num=5 returns organic results with title, link, snippet.
- **weather** — Current weather + 7-day forecast by city name or lat/lon (open-meteo, no key needed). ?city=Moscow
- **readability** — Text readability: Flesch score, level, avg sentence length, keyword density, top words. ?text=<text>&keyword=
- **scrape** — Fetch a web page and return clean readable text. ?url=https://example.com
- **whois** — Domain registration data via RDAP: registrar, created/updated/expires, status, nameservers. ?domain=example.com
- **robots audit** — Audit robots.txt + sitemap.xml of a site: rules, sitemaps listed, sitemap reachable, URL counts. ?url=<site root>
- **seo meta** — SEO snapshot of a page: title, description, OG/Twitter meta, h1s, h2 count, canonical, robots meta, lang, word count. ?url=
- **serp google** — Google SERP: organic results with position, ads count, related searches. ?q=&num=5&gl=us
- **serp yandex** — Yandex SERP for RU-market keyword research (region by ?lr=). ?q=&lr=213
- **og image** — Generate an Open Graph image 1200x630 from title/subtitle/theme. ?title=&subtitle=&theme=indigo|dark|green|red|blue
- **render text** — Render a JS-heavy page in a real browser and return the visible text. ?url=
- **pdf** — Render any page to PDF (A4, print background) via headless Chrome. ?url=
- **screenshot** — Real browser screenshot of any page as PNG (base64), JS rendered. ?url=&width=1280&height=800&full=0|1
- **trends** — Google Trends interest over time for a keyword (weekly points, peak). ?q=casino&geo=US&time=12-m|5-y
- **trends region** — Google Trends interest by region/country for a keyword. ?q=casino&geo=&time=12-m
- **trends related** — Google Trends related queries: top and rising search terms for a keyword. ?q=casino&geo=&time=12-m
- **seo report** — Full SEO audit report of a domain: health score 0-100, prioritized issues list, title/description/H1/canonical, robots.txt review, word count. Returns ready mar

## URLs
- Agent card: https://nano.stacknodehost.com/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/nano.stacknodehost.com