Function formatMetric

apps/web/src/components/usage-analytics/format.ts:5–32

(metric: MetricKey, value: number)

import type { MetricKey } from './types';

export function formatMetric(metric: MetricKey, value: number): string {
  switch (metric) {
    case 'cost':
      return formatDollars(fromMicrodollars(value));
    case 'requests':
      return formatLargeNumber(value);
    case 'tokens':
    case 'inputTokens':
    case 'outputTokens':
      return formatLargeNumber(value);
    case 'errorRate':
    case 'cacheHitRatio':
      return `${(value * 100).toFixed(1)}%`;
    case 'avgLatencyMs':
    case 'avgGenerationTimeMs': {
      if (value >= 1000) {
        return `${(value / 1000).toFixed(2)}s`;
      }
      return `${Math.round(value)}ms`;
    }
    case 'costPerRequest':
      return formatMicrodollars(value, 4);
    case 'tokensPerRequest':
      return Math.round(value).toLocaleString();
    case 'outputInputRatio':
      return `${value.toFixed(2)}x`;
  }
}

export function formatBytes(n: number): string {
  return formatLargeNumber(n);