chatgpt-api/src/sdks/ai-sdk.ts

import { tool } from 'ai'

import type { AIFunctionLike } from '../types'
import { AIFunctionSet } from '../ai-function-set'

/**
 * Converts a set of Agentic stdlib AI functions to an object compatible with
 * the Vercel AI SDK's `tools` parameter.
 */
export function createAISDKTools(...aiFunctionLikeTools: AIFunctionLike[]) {
  const fns = new AIFunctionSet(aiFunctionLikeTools)

  return Object.fromEntries(
    fns.map((fn) => [
      fn.spec.name,
      tool({
        description: fn.spec.description,
        parameters: fn.inputSchema,
        execute: fn.impl
      })
    ])
  )
}