Bundled execution of the Cross-asset price monitor workflow — Side-by-side snapshot of a stock and a crypto asset: live quotes, 1-year history, and a date-stamped comparison. One x402 payment runs 5 underlying tools (stock-quote, stock-history, cr...

Bundled execution of the Weather briefing workflow — Full weather briefing for a location: current conditions, 7-day forecast, and air quality index in one pass. One x402 payment runs 3 underlying tools (weather-current, weather-daily, weather-air...

Generate a coordinated palette from a base color using a named color-theory scheme: complementary (2 colors), analogous (3), triadic (3), tetradic (4), split-complementary (3), or monochromatic (5 lightness variants). Returns each color in hex, rg...

Resolve an ERC-20 contract address to its on-chain metadata: symbol, decimals, name, and logo URL where available. Use this to humanize a raw contract address before showing it to a user or before computing fiat values.

Resolve authentication requirements across an OpenAPI 3.x or Swagger 2.x document. Returns the catalog of security schemes (`components.securitySchemes` in OpenAPI 3, `securityDefinitions` in Swagger 2) verbatim, the document-level default, and th...

Current weather conditions for any location on Earth: temperature, feels-like, humidity, wind speed/direction/gusts, precipitation, cloud cover, pressure, and human-readable condition. Open-Meteo, no key, global. ?lat=48.86&lon=2.35.

Loudness-normalize any audio/video URL to a target LUFS with ffmpeg's loudnorm (EBU R128) and return MP3 — consistent levels for podcasts, clips, and TTS output. Body: {"url":"https://…/audio.wav","targetLufs":-16?}.

For one operation, return the minimum set of inputs an agent must provide to make a successful call. Locate the op by `operationId` (preferred) or by `method`+`path`. Output is a single flat array tagged by `in`: `path` (always required), `query` ...

Combine PNG/JPEG images into a single PDF, one image per page. Body: {"urls":["https://…/1.png","https://…/2.jpg"]}. Returns the PDF as base64.

Combine several PDFs into one, in order. Body: {"urls":["https://…/a.pdf","https://…/b.pdf"]}. Returns the merged PDF as base64 plus page count and size.

Look up the Uniswap V3 pool address for a token pair + fee tier on Ethereum, Base, Polygon, Arbitrum, or Optimism. Pass either order (tokenA/tokenB) — the factory sorts internally. Returns 0x0…0 if no pool has been deployed for that combination yet.

Bundled execution of the Content quality report workflow — Readability scores, keyword density, and a URL-ready slug from a block of text — a one-pass content-quality check for writers and SEO tools. One x402 payment runs 3 underlying tools (reada...

Inline every local `$ref` in an OpenAPI 3.x or Swagger 2.x document so downstream tools see a self-contained spec. Resolves `#/components/...` (OpenAPI) and `#/definitions/...` (Swagger) JSON-pointer refs anywhere in the document, including inside...

Shrink an OpenAPI 3.x or Swagger 2.x document for LLM context by stripping verbose meta-fields (examples, descriptions, summaries, tags, externalDocs, deprecated). Categories are explicit; default is `["examples", "descriptions"]`. User-defined pr...

Live CLOB orderbook for a Polymarket outcome token. Returns top N bids (highest first), top N asks (lowest first), best bid/ask, mid-price, and spread. Use a clobTokenId from polymarket-market or polymarket-search.

Simulate how a color appears to viewers with protanopia (red-blind), deuteranopia (green-blind), or tritanopia (blue-blind) — the three dichromacy types covering ~8% of men and ~0.5% of women. Returns the simulated RGB plus the contrast ratio agai...

Two-way CSS named color tool. Pass a name (e.g. "rebeccapurple") to get its canonical RGB/hex; pass a hex/rgb color to get the closest CSS named color and the distance (RGB Euclidean, 0 = exact match). Useful when an agent needs to convert designe...

Search operations in an OpenAPI 3.x or Swagger 2.x spec against a free-text query. Tokenizes the query (lowercase, alphanumeric runs), scores each operation by which fields the tokens match — operationId +3, path +3, tags +2, summary +2, descripti...

Return the current USD spot price for an ERC-20 token, identified by its contract address and network. Sourced from Alchemy's aggregated price feed. Use this for portfolio-value calculations or to denominate a balance in fiat without depending on ...

Top DEX pools (Uniswap, Sushi, Curve, Aerodrome, etc.) ranked by current TVL — filterable by chain and project. Sourced from DeFiLlama's public Yields API (keyless). Each row carries chain, project slug, symbol pair, TVL in USD, current APY, and p...