As reported by Wired, multiple sources claim that OpenAI has been cut off from Anthropic’s APIs. Allegedly, OpenAI was using ...

Anthropic has cut off one of its biggest competitors, revoking OpenAI’s access to its Claude family of AI models.

OpenAI lost access to the Claude API this week after Anthropic claimed the company was violating its terms of service.

Anthropic holds 32% of enterprise LLM market share by usage. This is a sharp reversal from just two years ago when OpenAI ...

According to a report from Anthropic investor Menlo Ventures, the AI company is gaining ground on OpenAI among business ...

In the AI space, Anthropic and OpenAI are essentially rivals. Both companies have developed their own AI models that, for the ...

Anthropic has revoked OpenAI’s access to its Claude AI models, citing policy violations related to GPT-5 testing. Anthropic ...

Anthropic has terminated OpenAI's API access to its Claude AI models, alleging violations of terms of service. OpenAI ...

Anthropic says it has revoked OpenAI's access to the Claude API after ChatGPT's engineers were found using Claude's coding ...

Anthropic cut off OpenAI’s ability to use its API for Anthropic models on Tuesday. The move followed Anthropic’s finding that ...

Anthropic found that pushing AI to "evil" traits during training can help prevent bad behavior later — like giving it a ...

A new report shows that AI research lab Anthropic has become the top choice for businesses using LLMs, overtaking OpenAI.