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If it is wrong, every number\n// on the site is wrong. It is pure: no database, no network, no clock.\n//\n// Canonical figures:\n// video -> USD per finished second, at the quoted resolution\n// image -> USD per finished image, at the quoted resolution\n//\n// Deliberate decision: we do NOT rescale a 1080p price into a 720p price.\n// No provider publishes a conversion factor, so any such number would be invented.\n// We store the resolution alongside the price and only ever compare like with like.\n\nexport const VIDEO_UNITS = ['per_second', 'per_minute', 'per_generation', 'per_clip'];\nexport const IMAGE_UNITS = ['per_image', 'per_generation', 'per_megapixel'];\n\nexport class NormaliseError extends Error {}\n\n/** Megapixels implied by a resolution label such as \"1024x1024\" or \"720p\". */\nexport function megapixels(resolution) {\n if (!resolution) throw new NormaliseError('resolution required for per_megapixel pricing');\n const wh = String(resolution).toLowerCase().match(/^(\\d+)\\s*[x×]\\s*(\\d+)$/);\n if (wh) return (Number(wh[1]) * Number(wh[2])) / 1000000;\n const p = String(resolution).toLowerCase().match(/^(\\d+)p$/);\n if (p) {\n const h = Number(p[1]);\n const w = Math.round((h * 16) / 9);\n return (w * h) / 1000000;\n }\n throw new NormaliseError('cannot derive megapixels from resolution \"' + resolution + '\"');\n}\n\n/**\n * @param {object} q quoted price\n * @param {'video'|'image'} q.modality\n * @param {string} q.native_unit\n * @param {number} q.native_price\n * @param {string} [q.native_currency] ISO code, default USD\n * @param {number} [q.fx_rate] USD per 1 unit of native_currency, default 1\n * @param {number} [q.clip_seconds] required for video priced per_generation / per_clip\n * @param {number} [q.outputs] images produced per generation, default 1\n * @param {string} [q.resolution] required for per_megapixel\n * @returns {number} USD per finished second (video) or per finished image (image)\n */\nexport function normalise(q) {\n const modality = q.modality;\n const unit = q.native_unit;\n const price = q.native_price;\n const currency = q.native_currency || 'USD';\n const fx = q.fx_rate === undefined ? 1 : q.fx_rate;\n const clip = q.clip_seconds;\n const outputs = q.outputs === undefined ? 1 : q.outputs;\n const resolution = q.resolution;\n\n if (modality !== 'video' && modality !== 'image') throw new NormaliseError('unknown modality \"' + modality + '\"');\n if (typeof price !== 'number' || !Number.isFinite(price) || price < 0) {\n throw new NormaliseError('native_price must be a non-negative number, got ' + price);\n }\n if (typeof fx !== 'number' || !Number.isFinite(fx) || fx <= 0) {\n throw new NormaliseError('fx_rate must be positive, got ' + fx);\n }\n if (currency === 'USD' && fx !== 1) {\n throw new NormaliseError('fx_rate must be 1 when native_currency is USD');\n }\n\n const usd = price * fx;\n let out;\n\n if (modality === 'video') {\n if (unit === 'per_second') {\n out = usd;\n } else if (unit === 'per_minute') {\n out = usd / 60;\n } else if (unit === 'per_generation' || unit === 'per_clip') {\n if (!clip || clip <= 0) throw new NormaliseError(unit + ' video pricing needs clip_seconds');\n out = usd / clip;\n } else {\n throw new NormaliseError('unit \"' + unit + '\" is not valid for video');\n }\n } else {\n if (unit === 'per_image') {\n out = usd;\n } else if (unit === 'per_generation') {\n if (!outputs || outputs <= 0) throw new NormaliseError('per_generation image pricing needs outputs');\n out = usd / outputs;\n } else if (unit === 'per_megapixel') {\n out = usd * megapixels(resolution);\n } else {\n throw new NormaliseError('unit \"' + unit + '\" is not valid for image');\n }\n }\n\n // Round to 8 decimals. Cheap image models are priced at 2e-4, so 2 decimals would flatten them to zero.\n return Math.round(out * 1e8) / 1e8;\n}\n\n/** Human display of a normalised figure, with the unit spelled out. */\nexport function formatUsd(value, modality) {\n const unit = modality === 'video' ? '/s' : '/img';\n if (!Number.isFinite(value)) return 'n/a';\n if (value === 0) return '$0' + unit;\n const dp = value < 0.001 ? 6 : value < 0.1 ? 4 : 3;\n let s = value.toFixed(dp);\n // Trim trailing zeros but always keep money-shaped, at least two decimals.\n while (s.endsWith('0') && s.split('.')[1].length > 2) s = s.slice(0, -1);\n return '$' + s + unit;\n}\n","createdAt",["D",1788438618382],"branchVersion","branchId","c8dc6bc1-531b-4b2b-9d03-7e32281b6f29","id","5923a59d-1da5-40e1-bcc1-236c883917f3","inference-index",["D",1788438548015],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","Price history and change alerts for image and video models","imageUrl","0b3f5114-fb40-4060-b6f7-df07b67b8e09","pinnedFileId","74df16ce-a795-11f1-b511-1607ee4eb77e","pinPreview",true,"pinMigrated","screenshotVersion","likeCount",0,"orgId","01a06731-c164-775f-a1ef-11bda3ba1211","tursoName","5923a59d1da540e1bcc1236c883917f3","tursoHostname","5923a59d1da540e1bcc1236c883917f3-val-town.aws-us-east-2.turso.io","tursoMeasuredAt",["D",1789480235853],"pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_99":98,"_106":101},"org",{"_99":98,"_100":101,"_102":101,"_18":54,"_103":104,"_105":24},"branch",{"_13":88,"_31":89,"_42":41,"_90":43,"_91":-5,"_92":-5,"_93":-5,"_94":-5,"_95":-5,"_96":44,"_97":98},"isOwned",207,"main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","protonmails","handle","displayName","","avatar","tier","pro","canRestrictVals","profileImageUrl","branchName","adoptOrgId",{"_42":43,"_31":44,"_37":204,"_46":-5,"_47":24,"_48":49,"_50":49,"_51":52,"_53":-5,"_18":54,"_55":56,"_57":58,"_59":-5,"_60":-5,"_61":62,"_63":64,"_65":66,"_67":68,"_69":205,"_71":-5,"_72":73,"_74":73,"_75":76,"_77":76,"_78":76,"_79":73,"_80":73,"_81":206,"_83":207,"_85":208,"_87":24},"tree",[157,163],"files",[157,158,159,160,161,162,163],"counts",{"_147":62,"_148":134,"_149":62,"_150":151,"_152":153},"contents",[128,129],"upstreamProject","upstreamBranch","emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},{"_42":140,"_31":141,"_29":142,"_133":-5,"_40":41,"_39":143,"_135":58,"_37":144,"_13":62,"_33":145,"_35":-5,"_23":24,"_138":-5,"_26":146},{"_42":130,"_31":131,"_29":132,"_133":-5,"_40":41,"_39":134,"_135":58,"_37":136,"_13":62,"_33":20,"_35":137,"_23":24,"_138":-5,"_26":139},"f589f6a6-bec9-4de8-be0b-456beb905098","README.md","0f1bdda6-a793-11f1-a3ca-1607ee4eb77e","parentId",1,"latest",["D",1788438548051],"# Inference Index\n\nPrice history and change alerts for AI image and video generation models.\n","label",[131],"56fa228f-a094-4629-9408-e1c00107aa0b","src","132301c4-95f4-4bca-ad65-84d68cb40af2",2,["D",1788438577468],"directory",[141],"pulls","branches","forks","envVars",{"_154":134,"_156":62},"connections",{"_154":62,"_155":62},"count","unfilledCount","emptyCount",{"_42":140,"_31":141,"_29":142,"_133":-5,"_40":41,"_39":143,"_135":58,"_37":201,"_13":62,"_33":145,"_35":-5,"_23":24,"_138":-5,"_165":202,"_26":203},{"_42":197,"_31":196,"_29":190,"_133":142,"_40":41,"_39":191,"_135":58,"_37":198,"_13":62,"_33":145,"_35":-5,"_23":24,"_138":-5,"_165":199,"_26":200},{"_42":187,"_31":188,"_29":189,"_133":190,"_40":41,"_39":191,"_135":58,"_37":192,"_13":62,"_33":34,"_35":193,"_23":24,"_138":-5,"_165":194,"_26":195},{"_42":183,"_31":32,"_29":30,"_133":142,"_40":41,"_39":14,"_135":58,"_37":184,"_13":62,"_33":34,"_35":36,"_23":24,"_138":-5,"_165":185,"_26":186},{"_42":175,"_31":176,"_29":177,"_133":142,"_40":41,"_39":178,"_135":58,"_37":179,"_13":62,"_33":34,"_35":180,"_23":24,"_138":-5,"_165":181,"_26":182},{"_42":168,"_31":169,"_29":170,"_133":142,"_40":41,"_39":143,"_135":24,"_37":171,"_13":62,"_33":34,"_35":172,"_23":24,"_138":-5,"_165":173,"_26":174},{"_42":130,"_31":131,"_29":132,"_133":-5,"_40":41,"_39":134,"_135":58,"_37":164,"_13":62,"_33":20,"_35":137,"_23":24,"_138":-5,"_165":166,"_26":167},["D",1788438548051],"children",[],[131],"eaa9cfb9-9dda-42f5-baba-2d0e02e539cb","schema.js","20a5ff3e-a793-11f1-941d-1607ee4eb77e",["D",1788438577468],"// Schema as a module, so runtimes without filesystem access can apply it.\n// Keep this in sync with schema.sql. The test suite asserts they are identical.\nexport const SCHEMA = `-- Inference Index schema. Append only. Nothing is ever overwritten or deleted.\n\nCREATE TABLE IF NOT EXISTS models (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n slug TEXT NOT NULL UNIQUE,\n display_name TEXT NOT NULL,\n vendor TEXT NOT NULL,\n modality TEXT NOT NULL CHECK (modality IN ('video','image')),\n status TEXT NOT NULL DEFAULT 'active' CHECK (status IN ('active','deprecated','sunset')),\n first_seen_at TEXT NOT NULL,\n sunset_date TEXT,\n notes TEXT\n);\n\n-- Every capture is a new row. Never UPDATE, never DELETE.\nCREATE TABLE IF NOT EXISTS price_points (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n model_id INTEGER NOT NULL REFERENCES models(id),\n provider TEXT NOT NULL,\n endpoint_url TEXT,\n tier TEXT NOT NULL DEFAULT 'standard',\n resolution TEXT NOT NULL DEFAULT 'unspecified',\n native_unit TEXT NOT NULL,\n native_price REAL NOT NULL,\n native_currency TEXT NOT NULL DEFAULT 'USD',\n fx_rate REAL NOT NULL DEFAULT 1.0,\n normalised_price_usd REAL NOT NULL,\n clip_seconds REAL,\n outputs INTEGER NOT NULL DEFAULT 1,\n source_url TEXT NOT NULL,\n captured_at TEXT NOT NULL,\n parse_confidence REAL NOT NULL DEFAULT 1.0,\n is_promotional INTEGER NOT NULL DEFAULT 0,\n promo_ends_at TEXT\n);\nCREATE INDEX IF NOT EXISTS ix_pp_lookup ON price_points (model_id, provider, tier, resolution, captured_at DESC);\nCREATE INDEX IF NOT EXISTS ix_pp_captured ON price_points (captured_at DESC);\n\nCREATE TABLE IF NOT EXISTS changes (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n model_id INTEGER NOT NULL REFERENCES models(id),\n provider TEXT NOT NULL,\n tier TEXT NOT NULL DEFAULT 'standard',\n resolution TEXT NOT NULL DEFAULT 'unspecified',\n field_changed TEXT NOT NULL,\n old_value TEXT,\n new_value TEXT,\n pct_change REAL,\n detected_at TEXT NOT NULL,\n published_at TEXT,\n status TEXT NOT NULL CHECK (status IN ('auto_published','pending_veto','held','rejected')),\n source_url TEXT NOT NULL,\n note TEXT\n);\nCREATE INDEX IF NOT EXISTS ix_changes_detected ON changes (detected_at DESC);\n\n-- Parse failures and collector health. Feeds /admin and the daily note.\nCREATE TABLE IF NOT EXISTS collector_runs (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n provider TEXT NOT NULL,\n started_at TEXT NOT NULL,\n finished_at TEXT,\n ok INTEGER NOT NULL DEFAULT 0,\n found INTEGER NOT NULL DEFAULT 0,\n error TEXT\n);\n\nCREATE TABLE IF NOT EXISTS subscribers (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n email TEXT NOT NULL UNIQUE,\n created_at TEXT NOT NULL,\n confirmed_at TEXT,\n confirm_token TEXT,\n plan TEXT NOT NULL DEFAULT 'free',\n stripe_customer_id TEXT,\n unsubscribed_at TEXT\n);\n\nCREATE TABLE IF NOT EXISTS watches (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n subscriber_id INTEGER NOT NULL REFERENCES subscribers(id),\n model_id INTEGER NOT NULL REFERENCES models(id),\n created_at TEXT NOT NULL,\n UNIQUE (subscriber_id, model_id)\n);\n\n-- Outbound clicks per provider. This is the sponsor pitch, so it is a first-class table.\nCREATE TABLE IF NOT EXISTS outbound_clicks (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n provider TEXT NOT NULL,\n model_slug TEXT,\n clicked_at TEXT NOT NULL,\n referer TEXT\n);\nCREATE INDEX IF NOT EXISTS ix_clicks_provider ON outbound_clicks (provider, clicked_at DESC);\n\nCREATE TABLE IF NOT EXISTS sponsors (\n id INTEGER PRIMARY KEY AUTOINCREMENT,\n provider TEXT NOT NULL,\n label TEXT NOT NULL,\n url TEXT NOT NULL,\n starts_at TEXT NOT NULL,\n ends_at TEXT NOT NULL,\n active INTEGER NOT NULL DEFAULT 1\n);\n`;\n",[],[141,169],"bf3e7d29-bf21-4bc2-ba30-f0eda6203750","policy.js","27590b00-a793-11f1-8b39-1607ee4eb77e",3,["D",1788438588727],"// Confidence-tiered publishing policy.\n//\n// The rule that outranks every other rule: a wrong number published silently is\n// worse than a missed update. When the parse is not clean, we hold and keep the\n// last known good value marked stale.\n\nexport const AUTO_LIMIT = 0.10; // under 10 percent: publish, log only\nexport const FLAG_LIMIT = 0.50; // 10 to 50 percent: publish, flag in the daily note\nexport const VETO_HOURS = 6; // over 50 percent: hold for a veto window\nexport const MIN_CONFIDENCE = 0.8;\nexport const STALE_HOURS = 72;\n\n/**\n * Decide what to do with a freshly collected candidate.\n * @param {{normalised_price_usd:number, parse_confidence:number}|null} previous last stored point, null if new\n * @param {{normalised_price_usd:number, parse_confidence:number, missing?:boolean}} candidate\n * @returns {{action:'insert_new'|'publish'|'flag'|'veto'|'hold', status:string, pct:number|null, reason:string}}\n */\nexport function decide(previous, candidate) {\n if (candidate.missing) {\n return { action: 'veto', status: 'pending_veto', pct: null, reason: 'model disappeared from source' };\n }\n if (!Number.isFinite(candidate.normalised_price_usd)) {\n return { action: 'hold', status: 'held', pct: null, reason: 'unparseable price' };\n }\n if (candidate.parse_confidence < MIN_CONFIDENCE) {\n return { action: 'hold', status: 'held', pct: null, reason: `parse confidence ${candidate.parse_confidence} below ${MIN_CONFIDENCE}` };\n }\n if (!previous) {\n return { action: 'insert_new', status: 'auto_published', pct: null, reason: 'first observation' };\n }\n\n const oldP = previous.normalised_price_usd;\n const newP = candidate.normalised_price_usd;\n\n if (newP === 0 && oldP !== 0) {\n return { action: 'veto', status: 'pending_veto', pct: -1, reason: 'price dropped to zero' };\n }\n if (oldP === 0) {\n return { action: 'veto', status: 'pending_veto', pct: null, reason: 'price rose from zero' };\n }\n\n const pct = (newP - oldP) / oldP;\n const mag = Math.abs(pct);\n\n if (mag === 0) return { action: 'publish', status: 'auto_published', pct: 0, reason: 'unchanged' };\n if (mag < AUTO_LIMIT) return { action: 'publish', status: 'auto_published', pct, reason: 'small change' };\n if (mag <= FLAG_LIMIT) return { action: 'flag', status: 'auto_published', pct, reason: 'material change, flagged' };\n return { action: 'veto', status: 'pending_veto', pct, reason: 'change over 50 percent' };\n}\n\n/** Has a veto window expired? Silence means publish. */\nexport function vetoExpired(detectedAtIso, nowIso) {\n const detected = Date.parse(detectedAtIso);\n const now = Date.parse(nowIso);\n return now - detected >= VETO_HOURS * 3600 * 1000;\n}\n\n/** Is a stored value old enough that the site must show it as stale? */\nexport function isStale(capturedAtIso, nowIso) {\n return Date.parse(nowIso) - Date.parse(capturedAtIso) > STALE_HOURS * 3600 * 1000;\n}\n",[],[141,176],"57a98c99-4416-4ca2-a7ba-b5c3c160f0d2",["D",1788438618382],[],[141,32],"516f2ceb-86df-4a1e-8eee-9a0e5090441f","html.js","2b15ca08-a793-11f1-84bf-1607ee4eb77e","04134d4d-98b2-4f95-a0a7-743e287193a2",4,["D",1788438594966],"// Minimal HTML to text. The collectors parse visible text, not markup, because\n// pricing tables are re-styled far more often than they are reworded.\nconst ENTITIES = { amp: '&', lt: '<', gt: '>', quot: '\"', apos: \"'\", nbsp: ' ', '#39': \"'\", '#x27': \"'\" };\n\nexport function decodeEntities(s) {\n return s.replace(/&(#x?[0-9a-fA-F]+|[a-zA-Z]+);/g, (m, code) => {\n if (ENTITIES[code] !== undefined) return ENTITIES[code];\n if (code[0] === '#') {\n const n = code[1] === 'x' || code[1] === 'X' ? parseInt(code.slice(2), 16) : parseInt(code.slice(1), 10);\n return Number.isFinite(n) ? String.fromCodePoint(n) : m;\n }\n return m;\n });\n}\n\nexport function htmlToText(html) {\n let s = String(html);\n s = s.replace(//gi, ' ');\n s = s.replace(//gi, ' ');\n s = s.replace(//gi, ' ');\n s = s.replace(/<\\/(td|th)>/gi, '\\t');\n s = s.replace(/<\\/(tr|p|div|li|h[1-6]|section)>/gi, '\\n');\n s = s.replace(//gi, '\\n');\n s = s.replace(/<[^>]+>/g, '');\n s = decodeEntities(s);\n s = s.replace(/\\r/g, '');\n s = s.replace(/[ ]+/g, ' ');\n s = s.replace(/\\n{3,}/g, '\\n\\n');\n return s.trim();\n}\n\n/** Split text into logical lines with tabs and padding removed. */\nexport function lines(text) {\n return String(text).split('\\n').map((l) => l.replace(/\\t/g, ' ').trim());\n}\n",[],[141,196,188],"collectors","775900cc-68d5-41a1-803f-766a6e5bd0d1",["D",1788438594966],[159],[141,196],["D",1788438577468],[158,160,161,162],[141],["D",1788438548015],["D",1789480235853],{"_99":98,"_106":101},{"_99":98,"_100":101,"_102":101,"_18":54,"_103":104,"_105":24},{"_13":88,"_31":89,"_42":41,"_90":43,"_91":-5,"_92":-5,"_93":-5,"_94":-5,"_95":-5,"_96":44,"_97":98},"ctx",{"_81":-5,"_125":242,"_243":244,"_245":246,"_247":24,"_248":24,"_249":24,"_250":58,"_251":-5,"_252":-7,"_253":-7,"_254":62,"_255":24,"_256":24,"_257":-5,"_258":24,"_259":24,"_260":24,"_261":-5},"ENV",{"_213":214,"_215":216,"_217":89,"_218":219,"_220":221,"_222":223,"_224":225,"_226":227,"_228":229,"_230":231,"_232":233,"_234":235,"_236":237,"_238":239,"_240":241},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v5