@@ -19,6 +19,9 @@ import {
   formatUpdatedAt,
   getEffectiveMaxOutputTokens,
   getModelBySlug,
+  getModelPageDescription,
+  getModelPageName,
+  getModelPageTitle,
   getPricingBounds,
   getProviderBySlug,
   getRelatedModels,
@@ -40,14 +43,6 @@ export async function generateStaticParams() {
   )
 }
 
-/**
- * Model name qualified by its reseller ("Claude Opus 4.7 on AWS Bedrock"), so a reseller's page is
- * distinguishable from the first-party page for the same model in titles and the H1.
- */
-function hostedModelName(provider: { name: string; isReseller: boolean }, displayName: string) {
-  return provider.isReseller ? `${displayName} on ${provider.name}` : displayName
-}
-
 export async function generateMetadata({
   params,
 }: {
@@ -61,11 +56,12 @@ export async function generateMetadata({
     return {}
   }
 
-  const pageName = hostedModelName(provider, model.displayName)
+  const title = getModelPageTitle(provider, model)
+  const description = getModelPageDescription(provider, model)
 
   return {
-    title: `${pageName} Pricing, Context Window, and Features`,
-    description: `${model.displayName} by ${provider.name}: pricing, cached input cost, output cost, context window, and capability support. Explore the full generated model page on Sim.`,
+    title,
+    description,
     keywords: [
       model.displayName,
       `${model.displayName} pricing`,
@@ -78,14 +74,14 @@ export async function generateMetadata({
     // og:image/twitter:image come from the sibling opengraph-image.tsx -
     // Next serves it at a hash-suffixed URL, so hardcoding it here 404s.
     openGraph: {
-      title: `${pageName} Pricing, Context Window, and Features | Sim`,
-      description: `${model.displayName} by ${provider.name}: pricing, context window, and model capability details.`,
+      title: `${title} | Sim`,
+      description,
       url: `${baseUrl}${model.href}`,
       type: 'website',
     },
     twitter: {
       card: 'summary_large_image',
-      title: `${pageName} | Sim`,
+      title: `${title} | Sim`,
       description: model.summary,
     },
     alternates: {
@@ -184,7 +180,7 @@ export default async function ModelPage({
                 id='model-heading'
                 className='text-[28px] text-[var(--text-primary)] leading-[100%] tracking-[-0.02em] sm:text-[36px] lg:text-[44px]'
               >
-                {hostedModelName(provider, model.displayName)}
+                {getModelPageName(provider, model)}
               </h1>
             </div>
           </div>
 
@@ -3,13 +3,15 @@ import {
   type CatalogFaq,
   type CatalogModel,
   type CatalogProvider,
+  fitWithinLength,
   formatPrice,
   formatTokenCount,
   getEffectiveMaxOutputTokens,
   getLatestModelUpdate,
   getProviderBySlug,
   hasPublishedPricing,
   isPromptModel,
+  MAX_PAGE_TITLE_LENGTH,
 } from '@/app/(landing)/models/utils'
 import { resolveModelTokenPricing } from '@/providers/pricing'
 
@@ -151,27 +153,23 @@ function buildComparisons(): ModelComparison[] {
 /** Every curated comparison, in {@link MODEL_COMPARISON_PAIRS} order. */
 export const MODEL_COMPARISONS: ModelComparison[] = buildComparisons()
 
-/** Longest page title that keeps the rendered `<title>` (with the " | Sim" template) at 60 chars. */
-const MAX_COMPARISON_TITLE_LENGTH = 54
-
 /** Page title for a comparison, as specific as the 60-character `<title>` budget allows. */
 export function getComparisonPageTitle(comparison: ModelComparison): string {
-  const candidates = [
-    `${comparison.title}: API Pricing & Context Window`,
-    `${comparison.title}: API Pricing & Specs`,
-    `${comparison.title} API Pricing`,
-  ]
-  return (
-    candidates.find((candidate) => candidate.length <= MAX_COMPARISON_TITLE_LENGTH) ??
-    comparison.title
+  return fitWithinLength(
+    [
+      `${comparison.title}: API Pricing & Context Window`,
+      `${comparison.title}: API Pricing & Specs`,
+      `${comparison.title} API Pricing`,
+      comparison.title,
+    ],
+    MAX_PAGE_TITLE_LENGTH
   )
 }
 
 /** Meta description for a comparison page; long model names drop the trailing Sim sentence. */
 export function getComparisonPageDescription(comparison: ModelComparison): string {
   const lead = `${comparison.title}: API pricing per 1M tokens, context window, max output, and capabilities side by side.`
-  const withSim = `${lead} Use either in Sim's AI agents.`
-  return withSim.length <= 155 ? withSim : lead
+  return fitWithinLength([`${lead} Use either in Sim's AI agents.`, lead], 155)
 }
 
 /** The curated comparison at `/models/compare/{slug}`; `null` for a reversed or unknown pair. */
 
@@ -297,17 +297,19 @@ function tokenizeModelName(value: string): string[] {
 function mergeVersionTokens(tokens: string[]): string[] {
   const merged: string[] = []
 
-  for (let index = 0; index < tokens.length; index += 1) {
-    const current = tokens[index]
-    const next = tokens[index + 1]
-
-    if (/^\d{1,2}$/.test(current) && /^\d{1,2}$/.test(next)) {
-      merged.push(`${current}.${next}`)
-      index += 1
+  for (const token of tokens) {
+    const previous = merged[merged.length - 1]
+
+    if (
+      previous !== undefined &&
+      /^[a-z]*\d{1,2}(\.\d{1,2})*$/i.test(previous) &&
+      /^\d{1,2}$/.test(token)
+    ) {
+      merged[merged.length - 1] = `${previous}.${token}`
       continue
     }
 
-    merged.push(current)
+    merged.push(token)
   }
 
   return merged
@@ -340,17 +342,21 @@ function formatModelToken(token: string): string {
     return token.toUpperCase()
   }
 
-  if (/^\d+\.\d+$/.test(token)) {
+  if (/^\d+(\.\d+)+$/.test(token)) {
     return token
   }
 
-  if (/^[a-z]{3,}\d+$/i.test(token)) {
-    const [, prefix, version] = token.match(/^([a-z]{3,})(\d+)$/i) ?? []
+  if (/^[a-z]{3,}\d+(\.\d+)*$/i.test(token)) {
+    const [, prefix, version] = token.match(/^([a-z]{3,})(\d+(?:\.\d+)*)$/i) ?? []
     if (prefix && version) {
       return `${formatModelToken(prefix)} ${version}`
     }
   }
 
+  if (/^[a-z]\d+(\.\d+)+$/i.test(token)) {
+    return token.toUpperCase()
+  }
+
   if (/^[a-z]\d+[a-z]$/i.test(token)) {
     return token.toUpperCase()
   }
@@ -640,6 +646,12 @@ export const MODEL_PROVIDERS_WITH_DYNAMIC_CATALOGS = MODEL_CATALOG_PROVIDERS.fil
 export const ALL_CATALOG_MODELS = MODEL_PROVIDERS_WITH_CATALOGS.flatMap(
   (provider) => provider.models
 )
+/** Display names more than one first-party provider lists, so their pages name the provider too. */
+const SHARED_FIRST_PARTY_NAMES = new Set(
+  ALL_CATALOG_MODELS.map((model) => model.displayName).filter(
+    (name, index, names) => names.indexOf(name) !== index
+  )
+)
 export const TOTAL_MODEL_PROVIDERS = MODEL_CATALOG_PROVIDERS.length
 export const TOTAL_MODELS = ALL_CATALOG_MODELS.length
 export const TOP_MODEL_PROVIDERS = MODEL_PROVIDERS_WITH_CATALOGS.slice(0, 8).map(
@@ -923,6 +935,55 @@ export function getProviderPageDescription(provider: CatalogProvider): string {
     : `Context windows and capabilities for ${models}. Use any of them in Sim's AI agents.`
 }
 
+/** Longest page title that keeps the rendered `<title>` (with the " | Sim" template) at 60 chars. */
+export const MAX_PAGE_TITLE_LENGTH = 54
+
+/** The first candidate within `maxLength` characters, else the last (shortest) candidate. */
+export function fitWithinLength(candidates: readonly [string, ...string[]], maxLength: number) {
+  return (
+    candidates.find((candidate) => candidate.length <= maxLength) ??
+    candidates[candidates.length - 1]
+  )
+}
+
+/**
+ * Model name qualified by its host ("Claude Opus 4.7 on AWS Bedrock") on a reseller's page or when
+ * two first-party providers list the same name, so every model page has a distinct title and H1.
+ */
+export function getModelPageName(provider: CatalogProvider, model: CatalogModel): string {
+  return provider.isReseller || SHARED_FIRST_PARTY_NAMES.has(model.displayName)
+    ? `${model.displayName} on ${provider.name}`
+    : model.displayName
+}
+
+/**
+ * Model page title, as specific as the 60-character `<title>` budget allows. A model without
+ * published token prices is never titled for pricing.
+ */
+export function getModelPageTitle(provider: CatalogProvider, model: CatalogModel): string {
+  const name = getModelPageName(provider, model)
+  return hasPublishedPricing(model.pricing)
+    ? fitWithinLength(
+        [
+          `${name} API Pricing & Context Window`,
+          `${name} API Pricing & Specs`,
+          `${name} API Pricing`,
+          `${name} Pricing`,
+          name,
+        ],
+        MAX_PAGE_TITLE_LENGTH
+      )
+    : fitWithinLength([`${name} Context Window & Features`, name], MAX_PAGE_TITLE_LENGTH)
+}
+
+/** Model meta description; long model names drop the trailing Sim sentence. */
+export function getModelPageDescription(provider: CatalogProvider, model: CatalogModel): string {
+  const lead = hasPublishedPricing(model.pricing)
+    ? `${model.displayName} by ${provider.name}: API pricing per 1M tokens, cached input cost, context window, and capabilities.`
+    : `${model.displayName} by ${provider.name}: context window, max output, and capabilities.`
+  return fitWithinLength([`${lead} Use it in Sim's AI agents.`, lead], 155)
+}
+
 /** Most recent `pricing.updatedAt` across a non-empty list of models. */
 export function getLatestModelUpdate(models: CatalogModel[]): Date {
   return new Date(Math.max(...models.map((model) => new Date(model.pricing.updatedAt).getTime())))
 
@@ -1,6 +1,6 @@
 ---
 slug: best-zapier-alternatives
-title: '7 Best Zapier Alternatives in 2026, Compared'
+title: '15 Best Zapier Alternatives in 2026, Compared'
 description: 'Compare 15 leading Zapier alternatives in 2026 on current pricing, AI agents, self-hosting, small-team fit, Microsoft environments, and enterprise governance.'
 seoTitle: 'Best Zapier Alternatives 2026: 15 Tools Compared'
 seoDescription: 'Compare 15 Zapier alternatives on pricing, free plans, AI agents, open source, self-hosting, no-code use, and enterprise governance.'
 
@@ -19,6 +19,7 @@ import {
   vellumProfile,
 } from '@/lib/compare/data'
 import { ContentFrontmatterSchema } from '@/lib/content/schema'
+import { mapWithConcurrency } from '@/lib/core/utils/concurrency'
 import { INTEGRATION_SEO } from '@/app/(landing)/integrations/data/seo-content'
 
 /**
@@ -243,26 +244,31 @@ async function run() {
   )
 
   await check(
-    'model pages carry distinct search titles within 60 characters and self-canonicalize',
+    'every model page carries a distinct search title within 60 characters and self-canonicalizes',
     async () => {
-      const comparePaths = sitemapPaths.filter((path) => path.startsWith('/models/compare/'))
+      const paths = sitemapPaths.filter((path) => path === '/models' || path.startsWith('/models/'))
+      const comparePaths = paths.filter((path) => path.startsWith('/models/compare/'))
       assert(
         comparePaths.length >= 5,
         `The sitemap lists only ${comparePaths.length} compare pages`
       )
-      const paths = [
+      for (const required of [
         '/models',
         '/models/anthropic',
         '/models/context-windows',
         '/models/pricing-calculator',
         '/models/token-counter',
-        ...comparePaths,
-      ]
+      ]) {
+        assert(paths.includes(required), `The sitemap omits ${required}`)
+      }
+      const pages = await mapWithConcurrency(paths, 8, async (path) => ({
+        path,
+        ...(await get(path)),
+      }))
       const pathByTitle = new Map<string, string>()
       let anthropicTitle = ''
       const failures: string[] = []
-      for (const path of paths) {
-        const { status, body } = await get(path)
+      for (const { path, status, body } of pages) {
         const title = pageTitle(body)
         const canonical = canonicalPath(body)
         const duplicateOf = pathByTitle.get(title)