All Services

Filters sampling observation rows to a numeric interval and flags IQR-based outliers for sample_value or sample_weight fields, producing two analytical reports per call.

Analyzes up to 200 sampling observation rows (sample_value, sample_weight) by producing two local reports: a numeric row ordering and an equal-width histogram.

Runs two local analytical reports on submitted sampling observation records: a data quality audit and an equal-width histogram, for up to 200 rows of sample_value/sample_weight data.

Computes a trailing mean time series and flags IQR-based outliers for supplied sampling observation records with sample values and weights.

Sends an email from x402@samragsdale.com via a paid x402 API call

Retrieves on-chain event logs emitted by a specific address within a given block range

Retrieves the transaction receipt for a given blockchain transaction hash

Returns the identity (chain name, network ID, etc.) and current tip (latest block height) for a blockchain chain.

Returns historical annual percentage yield (APY) and total value locked (TVL) data for a specified DeFi yield pool

Returns a table of stablecoins with their current prices and circulating supply data

Forwards any read-only JSON-RPC method call to an EVM-compatible blockchain node and returns the raw response

Returns the historical Total Value Locked (TVL) time series for a specific blockchain network

Fetches a blockchain transaction along with its decoded receipt, providing human-readable event logs and execution details

Returns current gas price data with recent percentile breakdowns for blockchain chains

Returns 24-hour ticker statistics (price, volume, change, etc.) for cryptocurrency trading pairs

Returns OHLC (Open, High, Low, Close) candlestick data for a specified cryptocurrency coin

Returns the native cryptocurrency balance (e.g. ETH, MATIC) of a given blockchain address

Returns the latest or a specific decoded block header from a blockchain

Returns normalized cryptocurrency market data paid per call in USDC on Base via the x402 protocol, requiring no API keys or accounts.

Fetches normalized on-chain transaction history for DeFi activity, paid per call in USDC via x402 protocol with no API key required

Returns normalized DeFi protocol trading/liquidity volume data, paid per call in USDC via x402 with no API keys required.

Returns a list of currently trending cryptocurrencies, paid per call in USDC via x402 with no API key required

Returns historical Total Value Locked (TVL) data for DeFi protocols, paid per call in USDC via x402 with no API keys required

Provides keyless, pay-per-call access to blockchain RPC calls on Base via the x402 micropayment protocol, paid in USDC with no account or API key required.

Returns a list of supported blockchain networks available for on-chain DeFi data queries, paid per call via x402/USDC

Returns current DeFi protocol fee data via a keyless, pay-per-call USDC micro-payment on Base using the x402 protocol

Searches Crossref publisher metadata for academic literature on satellite remote sensing and returns DOI references with source attribution.

Retrieves recent academic publications on satellite remote sensing using Crossref publisher metadata, returning DOI references and source attributions.

Returns historical daily trust score data for the Coinbase AgentKit skill on Sato Hub, including tier classification and score over time.

Returns recent material public-source changes (new info, removals, updates) for tracked Bitcoin services, filterable by service, category, and time window.

Returns a lightweight snapshot of x402 marketplace demand: top three category movers, one underserved opportunity, plus coverage and freshness metadata, refreshed every six hours.

Returns three World Bank WDI annual digital access indicators for Saudi Arabia (or another country) with historical data and latest observations.

Returns three World Bank WDI annual indicators for population and urbanisation in Saudi Arabia (or any overridden country) across a specified year range.

Returns three World Bank WDI annual trade and investment indicators for Saudi Arabia (or another country), including historical data and latest available observations.

Searches the iOS and Mac App Store by keyword query and returns matching apps and software listings

Fetches App Store app details and recent user reviews for a specific app by its App Store ID

Retrieves full details and a high-resolution image for a specific Metropolitan Museum of Art object by its object ID

Fetches on-chain event logs emitted by a specific Ethereum smart contract address

Reads storage slot 0 of a smart contract deployed on the Base EVM-compatible blockchain

Returns the native BNB token balance for a given wallet address on the Binance Smart Chain (BSC)

Returns the current on-chain transaction nonce for a given address on the Binance Smart Chain (BSC) EVM network.

Reads the raw value stored at slot 0 of a smart contract's storage on the Binance Smart Chain

Fetches on-chain contract data for a given Arbitrum address, providing smart contract introspection details from the Arbitrum network.

Returns the current market price of a token on the Base blockchain given its contract address.

Retrieves the on-chain token transfer history for a given Ethereum address

Reads the value stored at storage slot 0 of a given smart contract address on the Arbitrum network

Retrieves on-chain event logs emitted by a smart contract at a given address on the Binance Smart Chain (BSC).

Returns the on-chain token transfer history for a given wallet address on Binance Smart Chain (BSC)

Retrieves on-chain event logs emitted by a smart contract at a given address on the Arbitrum network

Returns the current transaction count (nonce) for an Ethereum-compatible address on the Polygon network

Retrieves the on-chain ERC-20 and native token transfer history for a given wallet address on the Arbitrum network

Fetches on-chain event logs emitted by a smart contract at a given address on the Optimism network.

Returns the ERC-20 token allowance granted by a token holder to a spender on the Optimism network

Returns the current on-chain transaction nonce for a given Ethereum address on the Arbitrum network

Returns the ERC-1155 token balance of a given wallet address for a specific token ID held in a given ERC-1155 contract on Ethereum mainnet.

Returns the Total Value Locked (TVL) for a specific DeFi protocol identified by its slug

Reads the value stored at storage slot 0 of a given Ethereum smart contract address from on-chain data

Returns a comprehensive on-chain intelligence report for a given blockchain wallet address, including live data about balances, activity, and related metrics.

Returns live price and liquidity data for a Solana token identified by its mint address

Returns the current on-chain transaction nonce for a given Ethereum address on the Base blockchain network

Returns the current market price of a Solana token given its on-chain contract address

Returns the top DeFi protocol gainers and losers by Total Value Locked (TVL) change over the past 7 days

Returns a list of DeFi liquidity pool yield opportunities with associated risk flags and metadata

Returns a structured guide article covering disk-full scenarios and boot recovery procedures for Linux and systems administration

Returns a knowledge-base article explaining agent wallet spend policies and self-custody best practices for AI agents

Returns a guide article explaining how to build an AI agent that uses the x402 protocol to pay for data

Returns a structured guide covering CUDA version compatibility, GPU driver requirements, and Ollama setup on Linux systems

Returns a Linux package management repair guide covering APT and dpkg troubleshooting and recovery procedures

Returns a reference guide on retry strategies and idempotency patterns for AI agents making HTTP requests

Returns a curated knowledge guide covering scheduled and durable AI agent workflow patterns, including techniques for long-running, fault-tolerant, and time-triggered agentic pipelines.

Returns an educational guide explaining DEX trading fees, slippage mechanics, and break-even calculations for on-chain and DeFi trading

Returns a structured guide on how to budget for AI agent cost, latency, and quality trade-offs

Returns a curated guide on knowledge freshness, correction, and deletion strategies for AI systems and agents

Returns a comprehensive guide on Service Level Objectives (SLOs) and SLA calculation methods for business and operations planning

Returns a knowledge-base article explaining how to read Solana token mint and freeze authority fields directly from on-chain data without relying on a third-party scanner

Returns a knowledge-base guide on identifying authentic NFTs and triaging spam or scam NFT activity for security and OpSec purposes

Returns a curated troubleshooting guide for diagnosing and resolving Docker container failures in self-hosted infrastructure environments.

Returns an educational guide explaining what 'LP Locked 100%' means in the context of on-chain DeFi liquidity pool mechanics

Returns a structured knowledge-base article explaining best practices for building resilient Solana RPC and WebSocket connections

Returns a curated knowledge-base guide on recovering from failed CI/CD deployments in self-hosted infrastructure environments

Returns a curated knowledge guide on credential and secret rotation best practices for security and operational security (OpSec)

Analyzes a Solana token's holder distribution and rug-pull risk signals to help assess whether a token is safe or suspicious.

Returns a curated knowledge-base article covering LoRaWAN fundamentals, architecture, and practical guidance for IoT projects

Returns a knowledge base article with guidance on self-hosting and deploying private AI models on local infrastructure

Returns a knowledge-base article covering security and operational security best practices for logging, privacy, and data retention policies.

Returns a structured knowledge-base article covering the features and programming of the ESP32-CAM module for IoT and hardware development.

Returns a self-hosting guide on recovering from SSH lockouts and hardening SSH access on self-hosted infrastructure

Returns a curated knowledge-base article covering reliable webhook implementation for self-hosting and infrastructure contexts.

Returns on-chain and DeFi knowledge content about stablecoin network mechanics and depeg risk assessment

Returns a self-hosting and infrastructure knowledge article covering ports, firewalls, and reverse-proxy configuration

Retrieves documentation content and table of contents for the Zod TypeScript validation library from GitHub (colinhacks/zod)

Estimates the gas cost for a transaction on BNB Smart Chain (BSC), returning gas units, gas price in gwei, and estimated fee in native BNB.

Calculates average days per hire and hires per 30 days given a cohort size and calendar day window

Returns historical OHLCV (Open, High, Low, Close, Volume) price bar data for Apple Inc. (AAPL) stock

Returns active SEPTA service alerts and detours for Philadelphia public transit, optionally filtered by route

Returns all available Open Trivia DB category IDs and names for filtering trivia questions

Returns a list of upcoming rocket launches worldwide, including launch details and schedules.

Retrieves U.S. federal lobbying disclosure filings showing who lobbies, on whose behalf, and on what issues

Returns a random family-friendly joke with setup and punchline as separate fields, plus a content rating and pool size

Returns a single random factual statement with its topic tag, drawn from a curated pool, along with the pool size