Every agent-payable API.

Productized Service Scope and Pricing. A procedure for productizing bespoke technical services: choose one painful, frequent result to standardize; define required client inputs and a readiness checklist; write deliverables as objective pass/fail acceptance tests, not activity lists; declare exclusions, revision limits, and a written change-order path; price full delivery risk including rework and support; build reusable delivery templates; then pilot with a small cohort and revise the offer…

Progressive Web App Offline Reliability. A PWA policy and test suite that defines which assets/data work offline, versions service-worker updates, queues only safe mutations, resolves conflicts, protects sensitive caches, and proves install, update, offline, reconnect, and recovery behavior.

Source Ingestion and Provenance Pipeline. A pipeline design for ingesting external data (search, RAG, paid agent responses) that preserves provenance: source authorization/license, immutable fetch evidence with checksums, deterministic parsing/normalization, quality and drift gates, and propagated correction/deletion across indexes and caches.

Setting Up Chia Farming with a Raspberry Pi. How to run a Chia farmer on a Raspberry Pi 4: why Chia's Proof of Space and Time lets a low-power Pi farm (while plotting stays on a stronger machine), installing the software, creating a wallet, optimizing the Pi, pointing the farmer at plot directories, and monitoring with 'chia farm summary'.

Queue and Event Delivery Reliability. An event contract and consumer design that records immutable identity, validates schema, processes idempotently, handles ordering and retries, quarantines poison events, and reconciles producer-to-consumer outcomes.

Cross-Chain Wallet Activity Monitor. A chain-aware wallet event feed that validates network and address, defines inbound/outbound/contract/approval/bridge activity, records authoritative transaction evidence, handles finality and reorganizations, and delivers normalized alerts with raw provenance.

Invoice, Collection, and Payment Evidence. An accounts-receivable workflow with verified parties, contract-linked line items, invoice and delivery evidence, status and aging, written reminders, dispute handling, access closure, and escalation to appropriate professional channels.

Liquidity Pool Locks Explained: What "LP Locked 100%" Actually Means. How liquidity pool locking actually works mechanically on Solana/EVM DEXs — burning LP tokens versus time-locking them in a program versus a team-controlled "lock" wallet — how to verify which mechanism a specific token used, and the fake-lock patterns that let a team drain liquidity despite an advertised lock.

Domain and Hosting Migration Guide. A live domain moved to the intended host with complete DNS records, pre-issued TLS, low controlled TTL, validated content/forms/auth, preserved mail/services, monitored convergence, and a time-bounded rollback.

Python Environment Repair Guide. A project-local Python environment tied to the intended interpreter, installed reproducibly from declared dependencies, passing import and application tests without altering Ubuntu's system Python.

Solana Priority Fee and MEV Execution. An execution record and policy that separates base fee, compute-unit limit/price, tips or route fees, slippage and price impact, simulation, inclusion latency, failures, and realized output, then selects bounded fees from transaction value and measured conditions.

Backup and Restore Drill. A recovery evidence package that maps business services to protected data, verifies backup integrity and isolation, restores into a clean environment, runs application checks, measures RPO/RTO, and records gaps and owners.

Forwarding Your Google Domain to a URL or IP. How to forward a Google-managed domain to another URL or IP: the Google Domains forwarding steps, choosing permanent (301) vs temporary (302) redirects and path forwarding, verifying propagation, and locating the synthetic DNS record that powers (and can break) forwarding.

Trading-Bot Profitability Auditor. A procedure for auditing whether a trading bot is genuinely profitable: defining an accounting boundary that separates deposits/withdrawals from trading PnL, reconstructing every round trip from confirmed exchange/chain records (not bot logs), computing robust metrics (expectancy, profit factor, tails, drawdown, concentration) instead of headline win rate, auditing backtests for look-ahead and selection bias, comparing predicted vs.

Meteora and Orca LP Exit Resolver. A procedure for resolving a failed Meteora/Orca LP withdrawal, harvest, close, or zap-out: verifying position ownership and protocol identity, inventorying liquidity/fees/rewards/lock state and range/bin composition, reading the first failing instruction from simulation logs rather than the generic wallet error, using the official manual harvest-then-withdraw-then-close sequence instead of a risky bundled zap, and reconciling token/SOL/rent balances before…

Drained-Wallet Incident Guide. An incident-response procedure for a suspected Solana wallet compromise: stopping interaction and preserving evidence before it's lost, distinguishing key/seed compromise from a single malicious approval, creating a verifiably clean new wallet on a clean device, inventorying and safely moving remaining assets with minimum signing, rotating related accounts, and permanently retiring the compromised address rather than reusing it once "quiet."

Solana Token Authority Decoder. A procedure for producing a mint-specific Solana token authority report: resolving the exact mint and program (SPL Token vs Token-2022), decoding mint/freeze authorities, enumerating Token-2022 extensions (transfer hooks, permanent delegate, default account state, close authority), separating metadata/update authority from supply economics, and analyzing controller addresses (multisig/PDA/program) — without inferring safety from any single revoked authority.

Building an AI Agent That Pays for Data: A Practical x402 Walkthrough. A working implementation walkthrough for an AI agent consuming an x402-gated API: reading the 402 response and its accepts array, choosing a payment method (facilitator-settled transaction vs self-submitted reference), building the payment, and handling the settlement-lag retry loop — using this site’s own live Watchdog endpoints as the worked example.

Token Holder and Rug-Risk Analyzer. A procedure for producing a time-stamped token-risk report: classifying holder accounts (excluding pools/vaults/burn/vesting from raw wallet counts), measuring concentration and linked-wallet clusters with evidence and confidence rather than assertion, verifying liquidity custody and lock mechanisms on-chain (not by marketing claim), decoding authorities/extensions/trading restrictions, and issuing a scorecard that exposes reasons and data gaps instead of a…

HTTP health check for any URL - up or down, status code, latency, redirects and server header

Hourly payroll calculator - regular and overtime hours, gross pay and optional withholding estimate

IBAN validation with ISO 7064 MOD 97-10 checksum - country code, check digits and pass/fail

Initial great-circle bearing between two coordinates in compass degrees

Insurance payout estimate from loss, deductible and policy limit - covered and uncovered amounts

Insurance payout estimate from loss, deductible and policy limit - covered and uncovered amounts

Insurance deductible cost-share calculator - member cost and plan cost from allowed amount and coinsurance

Insurance deductible cost-share calculator - member cost and plan cost from allowed amount and coinsurance

XIRR calculator for irregular dated cash flows - annualized return and net cash flow

Irrigation water volume estimate from area, target depth and system efficiency - liters and cubic meters

Federal Regulations Search (current eCFR). Search current federal regulations (eCFR): matching sections with CFR citation, heading, part, issuing agency, excerpt and link; filter by CFR title.

Case Law Search (U.S. federal + state courts). U.S. case law search across millions of federal and state court opinions (CourtListener): filter by court (scotus, ca9, ...), date range; sort by relevance, newest or most cited. Each case: name, court, date, docket, all reporter citations, times cited, summary, text snippet, opinion and PDF links.

Federal Register: New Rules, Proposed Rules & Notices. Federal Register documents: new final rules, proposed rules, notices and presidential documents by keyword, agency, type and date, with effective dates, comment deadlines, affected CFR parts, dockets, abstract and PDF.

U.S. Code Section Text. Full text of any U.S. Code section with its (a)(1)(A) structure preserved, heading, citation, recent amendments and official source link. E.g. 18 U.S.C. 1030 (computer fraud), 42 U.S.C. 1983, 15 U.S.C. 78j-1.

Federal Regulation Section Text (current eCFR). Current text of any federal regulation section (eCFR), e.g. 17 CFR 240.10b-5 or 16 CFR 312.5 (COPPA consent), with heading, source citation and the date it is current as of.

Library Docs — go github.com/gin-gonic/gin. Up-to-date library documentation for coding agents: the latest published README and metadata (version, license, install command, docs URL, repository) for any npm, PyPI, crates.io, Go module or GitHub package, split into sections with a table of contents. Ask for only what you need with ?q= (search terms) or ?section= (a heading) instead of the whole file. Unknown packages are free 404s.

Library Docs — npm zod. Up-to-date library documentation for coding agents: the latest published README and metadata (version, license, install command, docs URL, repository) for any npm, PyPI, crates.io, Go module or GitHub package, split into sections with a table of contents. Ask for only what you need with ?q= (search terms) or ?section= (a heading) instead of the whole file. Unknown packages are free 404s.

Library Docs — github colinhacks/zod. Up-to-date library documentation for coding agents: the latest published README and metadata (version, license, install command, docs URL, repository) for any npm, PyPI, crates.io, Go module or GitHub package, split into sections with a table of contents. Ask for only what you need with ?q= (search terms) or ?section= (a heading) instead of the whole file. Unknown packages are free 404s.

Library Docs — pypi fastapi. Up-to-date library documentation for coding agents: the latest published README and metadata (version, license, install command, docs URL, repository) for any npm, PyPI, crates.io, Go module or GitHub package, split into sections with a table of contents. Ask for only what you need with ?q= (search terms) or ?section= (a heading) instead of the whole file. Unknown packages are free 404s.

Library Docs — crates serde. Up-to-date library documentation for coding agents: the latest published README and metadata (version, license, install command, docs URL, repository) for any npm, PyPI, crates.io, Go module or GitHub package, split into sections with a table of contents. Ask for only what you need with ?q= (search terms) or ?section= (a heading) instead of the whole file. Unknown packages are free 404s.

Loan-to-value calculator - LTV percentage, equity amount and equity percentage

Magic: The Gathering card lookup by name - mana cost, oracle text, legalities, prices and rulings (Scryfall)

Magic: The Gathering card search using Scryfall query syntax - matching cards with full details

Macro-calorie calculator from protein, carbohydrate, fat and alcohol grams

Manufacturing takt time and hourly capacity from available minutes and demand

Manufacturing takt time and hourly capacity from available minutes and demand

Manufacturing yield and scrap rate from good and total units

OEE calculator from availability, performance and quality percentages

Marketing ROAS and ACOS calculator from ad spend and attributed revenue

Marketing ROAS and ACOS calculator from ad spend and attributed revenue

Chemical material properties from PubChem - formula, molecular weight, InChIKey, XLogP and polar surface area