{"uid":"cap_9XwxFaB3PPvuc2iOXB40F","slug":"nerf-radar-changes-api-97b6e630","name":"Nerf Radar Changes API","description":"Every buff, nerf and fix for World of Warcraft: Forever, World of Warcraft (Retail), Counter-Strike 2, League of Legends, VALORANT, Deadlock and WARDOGS.","url":"https://nerfradar.com/api/changes?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["target"],"properties":{"game":{"type":"string","description":"Optional game slug: world-of-warcraft-forever, world-of-warcraft, counter-strike-2, league-of-legends, valorant, deadlock or wardogs"},"type":{"type":"string","description":"Optional change_type filter: buff, nerf, adjust, new, removed or fix"},"limit":{"type":"number","description":"Maximum number of results (default 200, up to 500)"},"target":{"type":"string","description":"Name to look up, for example Druid, Holy Strike, K'Sante, Warden or Rat King"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"count":1,"order":"Target-name matches first, then other mentions; each group newest first.","query":{"game":"league-of-legends","type":null,"limit":200,"target":"Ambessa"},"total":7,"history":[{"game":"league-of-legends","steps":[{"changes":1,"version":"26.20","patch_id":"lol-26-20","published_at":"2026-10-06T18:00:00.000Z"},{"changes":3,"version":"26.17","patch_id":"lol-26-17","published_at":"2026-08-25T18:00:00.000Z"},{"changes":1,"version":"26.15","patch_id":"lol-26-15","published_at":"2026-07-28T18:00:00.000Z"},{"changes":2,"version":"26.14","patch_id":"lol-26-14","published_at":"2026-07-14T18:00:00.000Z"}],"newest":"2026-10-06T18:00:00.000Z","oldest":"2026-07-14T18:00:00.000Z","target":"Ambessa","page_url":"https://nerfradar.com/history/league-of-legends/ambessa","patch_count":4,"change_count":7}],"results":[{"id":"lol-26-20-003","game":"league-of-legends","stat":"Damage","after":"5–25 (+20% bonus AD)","match":"target","patch":{"id":"lol-26-20","title":"League of Legends Patch 26.20 Notes","version":"26.20","page_url":"https://nerfradar.com/patch/lol-26-20","source_url":"https://www.leagueoflegends.com/en-us/news/game-updates/league-of-legends-patch-26-20-notes/","published_at":"2026-10-06T18:00:00.000Z"},"scope":"Summoner's Rift","before":"5–30 (+25% bonus AD)","target":"Ambessa","ability":"Passive - Drakehound's Step","summary":"Damage on Ambessa's Drakehound's Step (Passive) decreases from 5–30 (+25% bonus AD) to 5–25 (+20% bonus AD).","category":"champion","change_type":"nerf","label_basis":"numbers","source_text":"Damage: 5 - 30 (+25% bonus AD) → 5 - 25 (+20% bonus AD)"}],"truncated":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_fAD2KoftA7hzFklOEfp-H","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of buffs, nerfs, adjustments, and fixes for specific heroes, champions, weapons, or abilities across major live-service games.","exampleAgentPrompt":"Look up all nerfs to Ambessa in League of Legends and show me the stat changes — before and after values — from the most recent patches.","exampleUseCases":[{"title":"Champion nerf check before ranked queue","prompt":"Has Ambessa been nerfed recently in League of Legends? I want to see the before and after numbers for any stat changes in the last few patches."},{"title":"WoW class buff tracking for raid prep","prompt":"Show me all buffs to Druid in World of Warcraft from recent patches — I want to know if any abilities got stronger before I finalize my raid comp."},{"title":"CS2 weapon change history for competitive play","prompt":"What changes have been made to the AWP in Counter-Strike 2? I'm looking for any nerfs, buffs, or adjustments across recent patches."}],"resultDescription":"Returns a JSON object with a results array of individual change records (each with before/after stat values, ability name, change type, patch version, publication date, and a human-readable summary), plus a history array showing the aggregate patch history for the queried target, total change count, and whether the result set was truncated.","failureModes":["Missing required 'target' query parameter returns an error","Unrecognized game slug or change_type enum value may return empty results or an error","Target name not found in any patch returns count:0 with empty results array","Requesting more than 500 results (limit cap exceeded) may be rejected or capped","Payment failure (x402 protocol) blocks the request before it reaches the API"],"whenToPreferThis":"Choose this endpoint when you need structured, queryable patch change data for a specific champion, hero, weapon, or ability across supported games (WoW Forever, WoW Retail, CS2, LoL, VALORANT, Deadlock, WARDOGS). Prefer it over scraping patch note pages when you need machine-readable before/after stat deltas, change type classification (buff/nerf/fix/adjust), or historical patch coverage for a named target.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-10T12:30:04.994Z","isFirstParty":false,"canonicalSlug":"nerf-radar-changes-api-97b6e630"}