Function isFreeAgent

common/src/constants/free-agents.ts:225–239

(fullAgentId: string)

 * - 'codebuff/file-picker@0.0.2'
 */
export function isFreeAgent(fullAgentId: string): boolean {
  const { publisherId, agentId } = parseAgentId(fullAgentId)

  // Must have a valid agent ID
  if (!agentId) return false

  // Must be in the free tier agents list
  if (!FREE_TIER_AGENTS.has(agentId)) return false

  // Must be either internal (no publisher) or from codebuff
  // This prevents publisher spoofing attacks
  if (publisherId && publisherId !== 'codebuff') return false

  return true
}