Function getRainbowColor

src/utils/thinking.ts:80–86

(
  charIndex: number,
  shimmer: boolean = false,
)

]

export function getRainbowColor(
  charIndex: number,
  shimmer: boolean = false,
): keyof Theme {
  const colors = shimmer ? RAINBOW_SHIMMER_COLORS : RAINBOW_COLORS
  return colors[charIndex % colors.length]!
}

// TODO(inigo): add support for probing unknown models via API error detection
// Provider-aware thinking support detection (aligns with modelSupportsISP in betas.ts)