Try the SDK without leaving the docs

import Anthropic from '@anthropic-ai/sdk'
import { UPGClient } from '@unified-product-graph/sdk'

const upg = new UPGClient({ file: './product.upg' })
const anthropic = new Anthropic()

export async function answerWithGraph(question: string) {
  // 1. Find relevant nodes.
  const hits = await upg.search(question, { limit: 8 })

  // 2. Pull a one-hop neighbourhood for each hit.
  const context = await Promise.all(
    hits.map(async h => ({
      node:     h.node,
      outgoing: await upg.edges.list({ source: h.node.id }),
      incoming: await upg.edges.list({ target: h.node.id }),
    })),
  )

  // 3. Render as a typed context block.
  const contextBlock = context.map(c => [
    `${c.node.type}: ${c.node.title}`,
    `  out: ${c.outgoing.map(e => e.type).join(', ') || '-'}`,
    `  in:  ${c.incoming.map(e => e.type).join(', ') || '-'}`,
  ].join('\n')).join('\n\n')

  // 4. Ask Claude.
  const reply = await anthropic.messages.create({
    model: 'claude-sonnet-4-6',
    max_tokens: 1024,
    messages: [{
      role: 'user',
      content: `Product graph context:\n${contextBlock}\n\nQuestion: ${question}`,
    }],
  })

  return reply.content[0].type === 'text' ? reply.content[0].text : ''
}

console.log(await answerWithGraph(
  'Which features address busy-parent jobs?',
))