gpt-5.6-luna API 定价

curl --fail-with-body https://aibubu.cn/v1/chat/completions \
  -H "Authorization: Bearer $AIBUBU_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  --data-raw '{
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ],
  "model": "gpt_5_6_luna"
}'