Function parseParamsFromId

src/setup/model-detector.ts:168–181

Try to extract parameter count in billions from a model id.

(id: string)

/** Try to extract parameter count in billions from a model id. */
function parseParamsFromId(id: string): number | undefined {
  // Patterns: ":32b", "-32b", "70B", "8x22b", ":3b", "qwen3-coder:30b"
  const colonOrDash = id.match(/[:\-](\d+(?:\.\d+)?)b\b/i);
  if (colonOrDash) return parseFloat(colonOrDash[1]!);
  const xMatch = id.match(/(\d+)x(\d+)b/i);
  if (xMatch) {
    // MoE: experts × size, with rough "active params" heuristic of 30% for routing
    return parseInt(xMatch[1]!, 10) * parseInt(xMatch[2]!, 10);
  }
  // Some HF-style ids embed the size in name: "Qwen3-Coder-30B-Instruct"
  const bareMatch = id.match(/(\d+(?:\.\d+)?)[bB]\b/);
  if (bareMatch) return parseFloat(bareMatch[1]!);
  return undefined;
}

/** Heuristic: does this model id look like it has native tool-call training? */
function looksLikeToolCallCapable(id: string): boolean {