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1import type { Metadata } from 'next';2import { ScrollX } from '@/components/models/scroll-x';3import Link from 'next/link';4import { notFound } from 'next/navigation';5import type { ScatterPoint } from '@/components/charts';6import { ParetoChart } from '@/components/benchmarks/client-charts';7import { TrustBadge } from '@/components/models/badges';8import { configChipsOf, fmtScoreUnit, opennessLabel, xFormatter } from '@/components/models/shared';9import { Estimated } from '@/components/ui/badges';10import { DataTable, Td, Th } from '@/components/ui/data-table';11import { Container, Note, PageHeader } from '@/components/ui/section';12import { EmptyState, Unavailable } from '@/components/ui/unavailable';13import { ApiError, apiD1, safe } from '@/lib/api';14import { cn } from '@/lib/cn';15import { fmtInt } from '@/lib/format';16import { routes, SITE_NAME, SITE_URL } from '@/lib/site';17import type { ParetoPayload } from '@/lib/types';1819/*20 Cost vs performance for one benchmark (Pareto view from `/pareto`): X = cheapest current output price (log toggle) or another axis,21 Y = score in the comparability group, bubble = context or parameters (joined from a second /pareto call), frontier from the API.22*/2324type SP = Record<string, string | undefined>;25type Params = { params: Promise<{ slug: string }>; searchParams: Promise<SP> };26export const revalidate = 600;27const X_AXES = [28 { key: 'output_price', label: 'Output price' },29 { key: 'input_price', label: 'Input price' },30 { key: 'parameter_count', label: 'Parameters' },31 { key: 'context_length', label: 'Context' },32 { key: 'memory_estimate', label: 'Memory (est.)' },33];3435export async function generateMetadata({ params }: Params): Promise<Metadata> {36 const { slug } = await params;37 const d = await safe(apiD1.benchmark(slug));38 if (!d || d.entity_type !== 'benchmark') return { title: 'Cost vs performance', robots: { index: false } };39 const title = `${d.name} — Cost vs Performance (Pareto)`;40 const description = `Every canonical model with a current ${d.name} result plotted against its cheapest current output price (USD per 1M tokens), with the Pareto frontier — same comparability group only, trust level on every point. ${SITE_NAME}.`;41 const canonical = `${routes.benchmark(d.slug)}/cost-vs-performance`;42 return { title, description, alternates: { canonical }, openGraph: { title: `${title} | ${SITE_NAME}`, description, url: `${SITE_URL}${canonical}`, type: 'article' } };43}4445async function loadPareto(q: Record<string, string | number | undefined>): Promise<{ res: ParetoPayload | null; error: string | null }> {46 try {47 return { res: await apiD1.pareto(q), error: null };48 } catch (e) {49 if (e instanceof ApiError && e.notFound) notFound();50 if (e instanceof ApiError && (e.status === 400 || e.status === 422)) return { res: null, error: e.detail ?? 'Unsupported axis.' };51 return { res: null, error: null };52 }53}5455export default async function CostVsPerformancePage({ params, searchParams }: Params) {56 const { slug } = await params;57 const sp = await searchParams;58 const x = X_AXES.find((a) => a.key === sp.x) ?? X_AXES[0]!;59 const log = sp.log !== '0';60 const bubble = sp.bubble === 'params' ? 'params' : sp.bubble === 'none' ? 'none' : 'context';61 const metric = sp.metric?.trim() || undefined;62 const configKey = sp.config_key?.trim() || undefined;63 const org = sp.org?.trim() || undefined;64 const openness = sp.openness?.trim() || undefined;65 const base = { benchmark: slug, metric, config_key: configKey, org, openness };66 const [detail, { res, error }, bubbleRes] = await Promise.all([safe(apiD1.benchmark(slug)), loadPareto({ ...base, x: x.key }), bubble === 'none' ? Promise.resolve(null) : safe(apiD1.pareto({ ...base, x: bubble === 'params' ? 'parameter_count' : 'context_length' }))]);67 if (!detail || detail.entity_type !== 'benchmark') notFound();68 const canonical = `${routes.benchmark(detail.slug)}/cost-vs-performance`;69 const href = (patch: SP) => {70 const p = new URLSearchParams();71 for (const [k, v] of Object.entries({ x: x.key === 'output_price' ? undefined : x.key, log: log ? undefined : '0', bubble: bubble === 'context' ? undefined : bubble, metric, config_key: configKey, org, openness, ...patch })) if (v) p.set(k, v);72 const s = p.toString();73 return `${canonical}${s ? `?${s}` : ''}`;74 };75 const unit = typeof detail.attributes?.unit === 'string' ? (detail.attributes.unit as string) : null;76 const bubbleById = new Map<string, number>();77 for (const p of bubbleRes?.points ?? []) bubbleById.set(p.model.id, p.x);78 const frontierSet = new Set(res?.frontier ?? []);79 const points: ScatterPoint[] = (res?.points ?? []).map((p) => {80 const chips = configChipsOf(p.config, res?.group?.config ?? null, 3);81 return {82 id: p.id,83 x: p.x,84 y: p.y,85 r: bubble === 'none' ? 1 : bubbleById.get(p.model.id) ?? 1,86 label: p.model.name,87 sub: [p.model.organization, p.provider?.name ? `via ${p.provider.name}` : null, `rank ${p.rank}`, p.trust_level, chips.map((c) => `${c.key}=${c.value}`).join(' ') || null, p.estimated ? 'estimated' : null].filter(Boolean).join(' · '),88 href: `/models/${encodeURIComponent(p.model.slug)}`,89 color: p.model.openness && /open|restricted/.test(p.model.openness) ? 'var(--positive)' : 'var(--type-model)',90 group: p.model.openness ?? undefined,91 };92 });93 const frontierPts = points.filter((p) => frontierSet.has(p.id)).sort((a, b) => a.x - b.x);94 const hib = res?.group?.higher_is_better !== false;95 const yFmt = (v: number) => fmtScoreUnit(v, unit);96 const xFmt = xFormatter(x.key);97 const chip = (on: boolean) => cn('inline-flex h-8 items-center border px-2.5 text-xs whitespace-nowrap', on ? 'border-ink bg-ink text-canvas' : 'border-rule text-ink-2 hover:border-rule-strong hover:text-ink');98 const ld = { '@context': 'https://schema.org', '@type': 'Dataset', name: `${detail.name} — cost vs performance`, url: `${SITE_URL}${canonical}`, description: res?.methodology };99100 return (101 <Container wide>102 <script type="application/ld+json" dangerouslySetInnerHTML={{ __html: JSON.stringify(ld) }} />103 <PageHeader104 eyebrow={105 <>106 <Link href={routes.benchmarks()} className="hover:text-ink">107 Benchmarks108 </Link>109 <span aria-hidden>/</span>110 <Link href={routes.benchmark(detail.slug)} className="hover:text-ink">111 {detail.name}112 </Link>113 </>114 }115 title={`${detail.name} — cost vs performance`}116 lede={res?.group ? `Best current row per canonical model in the group “${res.group.label}” (${fmtInt(res.group.model_count)} models) against ${res.x.label}. The dashed line is the Pareto frontier: no model is both better and cheaper than a point on it.` : 'Best current row per canonical model against its cheapest current price.'}117 aside={118 <Link href={routes.benchmark(detail.slug)} className="inline-flex h-9 items-center border border-rule px-2.5 text-sm text-ink-2 hover:border-rule-strong hover:text-ink">119 ← Leaderboard120 </Link>121 }122 >123 <div className="mt-5 flex flex-wrap items-center gap-x-6 gap-y-2 text-xs" data-pareto-controls>124 <span className="flex flex-wrap items-center gap-1.5">125 <span className="eyebrow mr-1">X</span>126 {X_AXES.map((a) => (127 <Link key={a.key} href={href({ x: a.key === 'output_price' ? undefined : a.key })} className={chip(a.key === x.key)} aria-current={a.key === x.key ? 'true' : undefined}>128 {a.label}129 </Link>130 ))}131 </span>132 <span className="flex items-center gap-1.5">133 <span className="eyebrow mr-1">Scale</span>134 <Link href={href({ log: undefined })} className={chip(log)} aria-pressed={log}>135 log136 </Link>137 <Link href={href({ log: '0' })} className={chip(!log)} aria-pressed={!log}>138 linear139 </Link>140 </span>141 <span className="flex items-center gap-1.5">142 <span className="eyebrow mr-1">Bubble</span>143 <Link href={href({ bubble: undefined })} className={chip(bubble === 'context')}>144 context145 </Link>146 <Link href={href({ bubble: 'params' })} className={chip(bubble === 'params')}>147 params148 </Link>149 <Link href={href({ bubble: 'none' })} className={chip(bubble === 'none')}>150 none151 </Link>152 </span>153 {res && res.groups.length > 1 && (154 <form action={canonical} method="get" className="flex items-center gap-1.5">155 {x.key !== 'output_price' && <input type="hidden" name="x" value={x.key} />}156 {!log && <input type="hidden" name="log" value="0" />}157 <span className="eyebrow mr-1">Group</span>158 <select name="group" defaultValue={res.group ? `${res.group.metric}|${res.group.config_key}` : ''} className="h-8 max-w-[18rem] border border-rule bg-surface px-2 text-xs text-ink" aria-label="Comparability group">159 {res.groups.map((g) => (160 <option key={g.config_key} value={`${g.metric}|${g.config_key}`}>161 {g.label} ({g.model_count})162 </option>163 ))}164 </select>165 <button type="submit" className="inline-flex h-8 items-center bg-ink px-2.5 text-xs font-medium text-canvas">166 Go167 </button>168 </form>169 )}170 </div>171 </PageHeader>172173 <div className="space-y-8 pb-16">174 {error ? (175 <EmptyState title="This axis is not available">{error}</EmptyState>176 ) : !res ? (177 <Unavailable what="Pareto view" />178 ) : points.length === 0 ? (179 <EmptyState title="No model has both a score in this group and a value on this axis">Try another axis or comparability group.</EmptyState>180 ) : (181 <>182 <section data-pareto-chart>183 <ParetoChart points={points} xKey={x.key} unit={unit} log={log} xLabel={res.x.label} yLabel={res.y.label} frontier={frontierPts.map((p) => ({ x: p.x, y: p.y }))} highlight={[...frontierSet]} />184 <p className="mt-2 flex flex-wrap items-center gap-x-4 gap-y-1 text-[11px] text-ink-3">185 <span className="inline-flex items-center gap-1">186 <span className="inline-block size-2 rounded-full" style={{ background: 'var(--positive)' }} /> open / restricted weights187 </span>188 <span className="inline-flex items-center gap-1">189 <span className="inline-block size-2 rounded-full" style={{ background: 'var(--type-model)' }} /> closed190 </span>191 <span className="inline-flex items-center gap-1">192 <span className="inline-block h-[2px] w-4 border-t border-dashed border-accent-2" /> Pareto frontier ({fmtInt(frontierPts.length)} models)193 </span>194 {bubble !== 'none' && <span>bubble = {bubble === 'params' ? 'total parameters' : 'context window'}{bubbleRes ? '' : ' (unavailable — uniform)'}</span>}195 {x.key === 'memory_estimate' && <Estimated />}196 </p>197 </section>198 <section>199 <p className="eyebrow mb-2">200 Frontier models <span className="tnum text-ink-3">{fmtInt(frontierPts.length)}</span>201 </p>202 <ScrollX><DataTable caption="Pareto frontier" compact>203 <thead>204 <tr>205 <Th>Model</Th>206 <Th num>{res.y.label}</Th>207 <Th num>Rank</Th>208 <Th num>{res.x.label}</Th>209 <Th>Provider</Th>210 <Th>Trust</Th>211 </tr>212 </thead>213 <tbody>214 {(hib ? [...frontierPts].sort((a, b) => b.y - a.y) : [...frontierPts].sort((a, b) => a.y - b.y)).map((p) => {215 const raw = res.points.find((q) => q.id === p.id)!;216 return (217 <tr key={p.id}>218 <Td primary>219 <Link href={p.href ?? '#'} className="text-ink hover:text-accent hover:underline">220 {p.label}221 </Link>222 <span className="block text-[11px] text-ink-3">223 {raw.model.organization ?? ''}224 {raw.model.openness ? ` · ${opennessLabel(raw.model.openness)}` : ''}225 </span>226 </Td>227 <Td num label={res.y.label} className="tnum font-medium">228 {yFmt(p.y)}229 </Td>230 <Td num label="Rank" className="tnum text-ink-2">231 {fmtInt(raw.rank)}232 </Td>233 <Td num label={res.x.label} className="tnum text-accent-2">234 {xFmt(p.x)}235 {raw.estimated && <span className="ml-1 text-[10px] uppercase text-warning">est.</span>}236 </Td>237 <Td label="Provider" className="text-ink-2">238 {raw.provider ? <Link href={routes.entity(raw.provider)} className="hover:text-accent">{raw.provider.name}</Link> : '—'}239 </Td>240 <Td label="Trust">241 <TrustBadge level={raw.trust_level} />242 </Td>243 </tr>244 );245 })}246 </tbody>247 </DataTable></ScrollX>248 </section>249 <Note>250 <strong className="font-medium text-ink-2">Methodology.</strong> {res.methodology} Only the selected comparability group is plotted; points under other configurations are not mixed in. Price = cheapest current offer across providers at the time of the last crawl. Nothing is estimated except where marked.251 </Note>252 </>253 )}254 </div>255 </Container>256 );257}258