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technology
kē jì
科技
·HSK 3

OpenAI (AI company)
OpenAI
OpenAI
to release / to launch
tuīchū
推出
GPT-5.5 Instant (AI model)
GPT-5.5 Instant
GPT-5.5 Instant
，
to become
chéngwéi
成为
ChatGPT (AI chatbot)
ChatGPT
ChatGPT
new
xīn
新
default
mòrèn
默认
model
móxíng
模型
。

OpenAI (AI company)
OpenAI
OpenAI
on (a date) / at
yú
于
May 5th
wǔ yuè wǔ rì
五月五日
to release / to launch
tuīchū
推出
GPT-5.5 Instant (AI model)
GPT-5.5 Instant
GPT-5.5 Instant
，
to replace / to supersede
qǔdài
取代
old / previous
jiù
旧
version
bǎnběn
版本
to become
chéngwéi
成为
ChatGPT (AI chatbot)
ChatGPT
ChatGPT
structural particle (possessive)
de
的
new
xīn
新
default
mòrèn
默认
model
móxíng
模型
。
the said / this
gāi
该
model
móxíng
模型
significantly / by a large margin
dàfú
大幅
to reduce / to decrease
jiǎnshǎo
减少
errors / mistakes
cuòwù
错误
，
and / also
bìng
并
to enhance / to strengthen
zēngqiáng
增强
personalization
gèxìnghuà
个性化
features / functions
gōngnéng
功能
。

May 7, 2026 at 7:00 AM

OpenAI (AI company)
OpenAI
OpenAI
at / on
zài
在
May 5th
wǔ yuè wǔ rì
五月五日
to begin / to start
kāishǐ
开始
toward / to
xiàng
向
all / every
suǒyǒu
所有
users
yònghù
用户
to push out / to roll out
tuīsòng
推送
GPT-5.5 Instant (AI model)
GPT-5.5 Instant
GPT-5.5 Instant
。
this / this one
zhège
这个
new
xīn
新
model
móxíng
模型
to replace
qǔdài
取代
GPT-5.3 Instant (previous model)
GPT-5.3 Instant
GPT-5.3 Instant
，
to become
chéngwéi
成为
ChatGPT (AI chatbot)
ChatGPT
ChatGPT
structural particle (possessive)
de
的
default
mòrèn
默认
model
móxíng
模型
。
according to / based on
gēnjù
根据
OpenAI (AI company)
OpenAI
OpenAI
structural particle (possessive)
de
的
internal / in-house
nèibù
内部
evaluation / assessment
pínɡcè
评测
，
GPT-5.5 Instant (AI model)
GPT-5.5 Instant
GPT-5.5 Instant
produced / generated
chǎnshēng de
产生的
hallucinations (AI errors)
huànjué
幻觉
compared to
bǐ
比
the previous generation
shàng yīdài
上一代
fewer / less
shǎo
少
52.5 percent
52.5%
52.5%
。
answers / responses
huídá
回答
structural particle
de
的
word count / length
zìshù
字数
also
yě
也
to decrease / to reduce
jiǎnshǎo
减少
completed action particle
le
了
approximately
yuē
约
30 percent
30%
30%
，
tone / style
yǔqì
语气
more / even more
gèng
更
natural / casual
zìrán
自然
。
new
xīn
新
model
móxíng
模型
also / in addition
hái
还
to support
zhīchí
支持
personalization
gèxìnghuà
个性化
features
gōngnéng
功能
，
can / is able to
kěyǐ
可以
to refer to / to consult
cānkǎo
参考
user
yònghù
用户
structural particle
de
的
history / past
lìshǐ
历史
conversations
duìhuà
对话
and
hé
和
files / documents
wénjiàn
文件
。
this
zhè yī
这一
feature
gōngnéng
功能
currently / at present
mùqián
目前
to / toward
xiàng
向
Plus (subscription tier)
Plus
Plus
and
hé
和
Pro (subscription tier)
Pro
Pro
users
yònghù
用户
to open / to make available
kāifàng
开放
。
developers
kāifāzhě
开发者
can / are able to
kěyǐ
可以
through / via
tōngguò
通过
API (application programming interface)
API
API
using / with
yǐ
以
chat-latest (API model name)
chat-latest
chat-latest
to call / to access
diàoyòng
调用
the said
gāi
该
model
móxíng
模型
。

New Words

tuīsòng
推送
to roll out / to push
qǔdài
取代
to replace
mòrèn
默认
default
huànjué
幻觉
hallucinations
jiǎnshǎo
减少
to reduce / to decrease
zìrán
自然
natural
gèxìnghuà
个性化
personalization
cānkǎo
参考
to refer to / to consult
duìhuà
对话
conversation
diàoyòng
调用
to call / to access

News in English

Science & Technology

OpenAI Releases GPT-5.5 Instant as New Default ChatGPT Model

OpenAI launched GPT-5.5 Instant on May 5 as the new default model in ChatGPT, replacing GPT-5.3 Instant with significantly fewer hallucinations and improved personalization.

OpenAI began rolling out GPT-5.5 Instant to all users starting May 5th. This new model replaces GPT-5.3 Instant and becomes the default model for ChatGPT.

According to OpenAI's internal evaluations, GPT-5.5 Instant produces 52.5% fewer hallucinations compared to the previous generation. The word count of responses has also decreased by approximately 30%, with a more natural and casual tone.

The new model also supports personalization features that can reference user conversation history and documents. This feature is currently available to Plus and Pro users. Developers can call this model through the API using the chat-latest endpoint.

More in Science & Technology

Apple (company)
Píngguǒ
苹果
with / and
yǔ
与
Intel (chip company)
Yīngtèěr
英特尔
to reach / to conclude (a deal)
dáchéng
达成
chip
xīnpiàn
芯片
contract manufacturing
dàigōng
代工
agreement
xiéyì
协议
。

Apple and Intel Reach Chip Manufacturing Agreement in the United States

OpenAI (AI company)
OpenAI
OpenAI
to consider
kǎolǜ
考虑
will / to
jiāng
将
to go public / IPO
shàngshì
上市
to postpone / to delay
tuīchí
推迟
until / to
zhì
至
the year 2027
2027 nián
2027年
。

OpenAI Considers Delaying IPO Until 2027 After SpaceX Stock Volatility

DeepSeek (AI company name)
Shēndù Qiúsuǒ
深度求索
to complete / to finish
wánchéng
完成
first round (of funding)
shǒu lún
首轮
external / outside
wàibù
外部
to raise funds / financing
róngzī
融资
，
valuation
gūzhí
估值
to exceed / to surpass
chāoguò
超过
$50 billion
500 yì měiyuán
500亿美元
。

DeepSeek Completes First External Funding Round at Over $50 Billion Valuation

Alibaba
Ālǐbābā
阿里巴巴
Qwen
tōngyì
通义
Qwen
qiānwèn
千问
App
yìngyòng
应用
opens
kāifàng
开放
third-party
dì sān fāng
第三方
agent
zhìnéng tǐ
智能体
integration
jiērù
接入
。

Alibaba Qwen App Opens Platform to Third-Party AI Agents