[{"slug":"ZV-2026-0400","server_name":"whatagentsbuy.com","severity":"breaking","title":"whatagentsbuy.com: Tool is_organic was removed.","summary":"[breaking] Tool is_organic was removed. [breaking] Tool market_summary was removed. [breaking] Tool search_services was removed. [breaking] Tool top_services was removed. [breaking] Tool preflight was renamed to check_before_paying. [breaking] Tool list_traps was renamed to known_payment_traps. [breaking] Tool get_service was renamed to look_up_seller. [breaking] Tool market_pulse was renamed to market_size. [breaking] Tool most_accurate was renamed to rank_by_accuracy. [safe] Tool rank_sellers was added. [risky] Description of find_api changed (41% word delta). [risky] Description of get_service changed (61% word delta). [safe] Description of list_traps changed (24% word delta). [risky] Description of market_pulse changed (59% word delta). [safe] Description of most_accurate changed (22% word delta). [risky] Description of preflight changed (47% word delta).","changes":[{"kind":"tool_removed","tool":"is_organic","detail":"Tool `is_organic` was removed.","severity":"breaking"},{"kind":"tool_removed","tool":"market_summary","detail":"Tool `market_summary` was removed.","severity":"breaking"},{"kind":"tool_removed","tool":"search_services","detail":"Tool `search_services` was removed.","severity":"breaking"},{"kind":"tool_removed","tool":"top_services","detail":"Tool `top_services` was removed.","severity":"breaking"},{"kind":"tool_renamed","tool":"preflight","after":"check_before_paying","before":"preflight","detail":"Tool `preflight` was renamed to `check_before_paying`.","severity":"breaking"},{"kind":"tool_renamed","tool":"list_traps","after":"known_payment_traps","before":"list_traps","detail":"Tool `list_traps` was renamed to `known_payment_traps`.","severity":"breaking"},{"kind":"tool_renamed","tool":"get_service","after":"look_up_seller","before":"get_service","detail":"Tool `get_service` was renamed to `look_up_seller`.","severity":"breaking"},{"kind":"tool_renamed","tool":"market_pulse","after":"market_size","before":"market_pulse","detail":"Tool `market_pulse` was renamed to `market_size`.","severity":"breaking"},{"kind":"tool_renamed","tool":"most_accurate","after":"rank_by_accuracy","before":"most_accurate","detail":"Tool `most_accurate` was renamed to `rank_by_accuracy`.","severity":"breaking"},{"kind":"tool_added","tool":"rank_sellers","detail":"Tool `rank_sellers` was added.","severity":"safe"},{"kind":"description_changed","tool":"find_api","after":"USE WHEN you need an API that does something and want payable options. Searches the whole x402 market for what you describe and returns a ranked, pre-vetted shortlist, proven-accurate sellers first, then payment-safety, then price. Covers every reachable endpoint, not just ones we have bought from. Next step: check_before_paying on your pick, then read the payTo from the live 402 and sign against it.","before":"Search the whole payable market for an API that does what you need, and get a ranked, pre-vetted shortlist you can actually pay. Covers every reachable endpoint, not just the ones we have bought from. Ranks proven-accurate sellers first, then by a payment-safety reliability score, then price. Use this to choose who to pay, then call preflight on your pick and read the payTo from the live 402 before signing.","detail":"Description of `find_api` changed (41% word delta).","severity":"risky","descriptionDelta":0.4078947368421053},{"kind":"description_changed","tool":"get_service","after":"USE WHEN you have a specific seller host and want its full track record. Returns every grade earned by actually paying it, what was quoted versus charged, whether goods arrived, its settlement volume, and its Organic Demand Score with the wash read (is the volume real independent demand, or one wallet recycling). The deep dossier on one seller; for a quick go/no-go before paying, use check_before_paying instead. (Formerly named get_service.)","before":"Everything known about one x402 seller by host: every grade earned by actually paying it, what was quoted versus what was charged, whether goods arrived, plus its settlement volume and Organic Demand Score. Use before letting an agent pay an unfamiliar API.","detail":"Description of `get_service` changed (61% word delta).","severity":"risky","descriptionDelta":0.6142857142857143},{"kind":"description_changed","tool":"list_traps","after":"USE WHEN writing payment code, or before trusting an unfamiliar seller. The field notes: each is a specific way an agent paying an API loses money or is misled, what it cost to learn, and what to do instead. (Formerly named list_traps.)","before":"The field notes: each is a specific way an agent paying an API loses money or is misled, what it cost to learn, and what to do instead. Read before writing payment code.","detail":"Description of `list_traps` changed (24% word delta).","severity":"safe","descriptionDelta":0.2432432432432432},{"kind":"description_changed","tool":"market_pulse","after":"USE WHEN asked how big x402 is, whether it is growing, or what settled recently. Returns both what actually settled on Base over the last day (from chain logs, per tracked seller) and the live market pulse (24h volume and payments with day-over-day change, a 7-day series, and stablecoin circulation). All measured from chain, not registry counters, which are not demand and can be bought. (Merges the former market_summary and market_pulse.)","before":"The live size of the agentic-payments market: x402 volume and payment count for the last 24h with day-over-day change, a seven-day daily series, USDC and total stablecoin circulation, and Base sequencer fees. Read from chain and refreshed continuously. Use this when asked how big x402 is, whether it is growing, or what settled today. market_summary differs: that reports what this site swept per SELLER over its own tape, this is the whole protocol across all chains, live.","detail":"Description of `market_pulse` changed (59% word delta).","severity":"risky","descriptionDelta":0.5862068965517242},{"kind":"description_changed","tool":"most_accurate","after":"USE WHEN a category has an objective right answer (crypto-price, stock-price, fx-rate, gas-price, wallet-balance, weather) and you want the sellers we PAID ranked by how close their returned value was to a primary source that cannot be a reseller (exchange median, chain balanceOf, ECB rates, FMP quote). Top rows are the cheapest accurate sellers. Call with no category to list the available ones. (Formerly named most_accurate.)","before":"For a category with an objective ground truth (crypto-price, stock-price, fx-rate, gas-price, wallet-balance, weather), the sellers we PAID ranked by how close their returned value was to a primary source that cannot be a reseller (exchange median, chain balanceOf, ECB rates, FMP quote). The top rows are the cheapest accurate sellers. Call with no category to list the available ones.","detail":"Description of `most_accurate` changed (22% word delta).","severity":"safe","descriptionDelta":0.2153846153846154},{"kind":"description_changed","tool":"preflight","after":"USE WHEN your agent is about to pay an x402 API and you want to know if it is safe and worth it. Returns one verdict for a URL or host, gate your payment on it: CLEAR (nothing alarming), HOLD (pay but resolve the reasons), ABORT (do not pay without checking the live 402), UNRATED (no data). Also returns a confidence tier (verified = we have paid this seller, checked = free probe only) and its payment history. Folds live price and payTo honesty, phantom paywalls, delivery receipts, and the wash/real-demand read into that one light. Pass detail:true for the full read. Whatever it says, still read the payTo and amount out of the live 402 and sign against those. (Formerly named preflight.)","before":"The single call to make before your agent pays an unfamiliar x402 API, the check it runs before the 402. Returns one gradable verdict for a URL or host: CLEAR (nothing alarming), HOLD (pay but verify), ABORT (do not pay without checking the live 402), or UNRATED. Folds live price and payTo honesty versus the listing, phantom paywalls, and delivery receipts from actually paying it into that one light, with the reasons behind it. Pass detail:true to also get the full payment-safety read (live 402 honesty, on-chain demand, every grade earned by paying it). Gate your payment on the light. Whatever it says, still read the payTo and amount out of the live 402 and sign against those.","detail":"Description of `preflight` changed (47% word delta).","severity":"risky","descriptionDelta":0.47457627118644063}],"published_at":"2026-08-26T03:53:09.802Z"}]