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Top stories today:
- ChatGPT gets Grok-style model picker with new GPT-5 modes
- Perplexity offers $34.5B for Google Chrome
- Anthropic offers Claude chatbot to U.S. lawmakers for $1
- Do Kwon pleads guilty in $40B TerraUSD fraud case
- CPI (core) +0.2% (+0.3%) despite smaller-than-feared tariff impact
0. Data and calendar
All values as of 6 AM ET / 3 AM PT, other than S&P500 and NASDAQ close (4 PM ET / 1 PM PT).
All times are ET.
Listen to our AI-generated podcast summarizing todayās newsletter (beware of hallucinations):
1. ChatGPT gets Grok-style model picker with new GPT-5 modes
ChatGPT.
āAutoā, āFastā, and āThinkingā are the new modes for GPT-5 that all ChatGPT users can select.
āAutoā appears to work like GPT-5ās model router that OpenAI initially announced.
Elonās Grok also shows modes including āFastā and āExpertā.
GPT-4o, GPT-4.1, and o3 are back for paid users ā just days after being deprecated last week.
Users can add GPT-4.1 and o3 models from ChatGPTās settings, while GPT-4o is in the model picker by default.
Relatedly, ChatGPT has received Gmail, Calendar, Contacts integration for Pro subscribers.
GPT-5 routing sets the stage for ad monetization, argues AI research firm SemiAnalysis
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3. Perplexity offers $34.5B for Google Chrome, ~2Ć its own $18B valuation
Several investors, including major VC funds, have agreed to fully back the deal, the startup said.
Estimates of Chromeās enterprise value vary, ranging between $20B-$50B.
The offer may signal to Judge Amit Mehta that a buyer exists if he orders a sale.
Mehta is weighing whether to force Google to sell Chrome to loosen its grip on web search.
ā[D]esigned to satisfy an antitrust remedy in highest public interest,ā Perplexity said of its offer.
Google hasnāt indicated a willingness to sell Chrome.
4. Anthropic offers Claude chatbot to U.S. lawmakers for $1, following OpenAI
Representational image generated using ChatGPT.
