Agent memory: save, get, search, list and delete notes that persist between sessions, private to the wallet that pays. Up to 2,000 keys per wallet, 16,000 characters per value. Pay with an EVM wallet. Also callable as GET with the same fields as query parameters.

Fast, cheap text-to-image with SDXL Lightning: a 1024x1024 image in about 4 seconds for $0.003. Width and height 256-1024, seed, negative prompt. Add store=true (+$0.001) for a share link. Also callable as GET with the same fields as query parameters.

Run SQL on your data: load JSON rows or CSV (or several named tables) into SQLite and run any SELECT, including GROUP BY, JOIN, window functions and CTEs. Up to 100,000 rows. Also callable as GET with the same fields as query parameters.

Sentiment and tone classification for text (positive / negative / neutral with confidence, plus a one-line reason). Batch up to 20 texts per call. Also callable as GET with the same fields as query parameters.

Rerank up to 100 documents by relevance to a query (BGE reranker). Returns indices and scores, best first. Drop-in step for RAG and search pipelines. Also callable as GET with the same fields as query parameters.

Car VIN check: decodes any VIN (year, make, model, trim, engine, drive, plant) and adds the model year's safety recalls, complaint counts by component and NHTSA crash-test ratings.

NFTs owned by a Solana wallet, including compressed NFTs: name, image, collection and grouping by collection, with likely spam airdrops hidden.

Package vulnerability check for coding agents: known CVEs/GHSAs for an npm, PyPI, Go, Maven, crates.io, RubyGems, NuGet or Packagist package version, with severity, fixed versions and the latest release (OSV.dev).

OpenAI-compatible chat completions on IBM Granite 4.0 Micro, the lowest-cost chat here, with tool calling (131K context). Set your OpenAI SDK base URL to https://agentrxi.com/v1/granite and pay per token with x402 instead of an API key: $0.051 per million input and $0.336 per million output tokens, minimum $0.002 a call, at most $0.0049. The 402 quotes your request's maximum; "upto" payers are charged only the tokens used. Same request/response shape as OpenAI (tool calling,

Private long-term vector memory for an agent: upsert up to 100 texts with metadata (we embed them, multilingual), then search by meaning. Keyed to the paying wallet. from $0.004 per upsert batch (by size), $0.003 per query or delete. Also callable as GET with the same fields as query parameters.

Public holidays for 100+ countries (optional state/province), plus business-day math: count business days between two dates, add N business days to a date, or check if a date is a business day.

Product barcode lookup (Open Food Facts): name, brand, ingredients, allergens and traces, Nutri-Score, NOVA processing group, eco-score and nutrition per 100 g for packaged food from its EAN/UPC barcode.

Citation formatter: a ready reference in APA, MLA, Chicago, Harvard, IEEE, Vancouver or BibTeX from a DOI, an ISBN or any web page URL.

Aviation weather for airports: latest METAR decoded (flight category VFR/IFR, wind, gusts, visibility, ceiling, clouds, temperature, altimeter) plus the TAF forecast, for up to 10 ICAO airport codes.

Developer toolbox in one call: sha256/sha1/sha512 hashes, base64/url/hex encode and decode, JWT decode, JSON format/validate, UUIDs, secure random numbers and passwords, regex test, slugify, word count and timestamp conversion. Also callable as GET with the same fields as query parameters.

Total value locked for a DeFi protocol (aave, uniswap, aerodrome, lido...) and/or a chain (Base, Ethereum, Solana...), with the chain's TVL rank.

Find air quality monitoring stations that are reporting now, near a place or across a country: name, operator, reference-grade flag, coordinates, distance, pollutants measured and last reading time.

Background jobs: result of a slow tool run with async=true (answer, research, ask, errorfix, libdocs, since, second-opinion, bulk read). Results are also POSTed to your webhook_url for free.

Label an image with ResNet-50 (1,000 ImageNet classes): top-5 labels with confidence. Fast, cheap tagging for photos of animals, objects, food and scenes. Also callable as GET with the same fields as query parameters.

Electricity prices for every US state for the latest month (residential, commercial, industrial or all sectors) in cents per kWh, ranked cheapest first with 12-month change and the US average.