Amodei and Altman’s company have recently sniped at each other over OpenAI’s introduction of ads within its products.

During the AI Impact Summit, OpenAI's Sam Altman and Anthropic's Dario Amodei created an awkward moment by raising clenched fists instead of holding hands. ChatGPT responded with an edited image featuring lobster claws instead of hands.

A viral hand-holding moment between Sam Altman and Dario Amodei at the 2026 India AI Impact Summit — followed by ChatGPT’s ‘lobster claw’ post — has reignited debate about the growing rivalry between OpenAI and Anthropic.

Sam Altman says Anthropic's Super Bowl ads mocking ChatGPT were funny but that OpenAI would never use advertising the way its depicted.

Anthropic has released a set of four ads as part of its 2026 Super Bowl marketing push that take a swing at artificial-intelligence rival OpenAI’s push into advertising. The spots each carry the tagline,