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 ...

Anthropic cut off OpenAI’s ability to use its API for Anthropic models on Tuesday. The move followed Anthropic’s finding that OpenAI had violated its terms by accessing Anthropic’s tools in prohibited ...

Anthropic has claimed that members of OpenAI’s technical staff interacted with Claude Code in ways that violated its terms of ...

According to Menlo Ventures, enterprise spending on AI has doubled in the past six months, and Anthropic is leading the pack.

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

Behind Anthropic, you'll find OpenAI, which now has 25%; Google with 20%; and Meta Llama with 9%. All the way in the back, with a mere 1% you'll find DeepSeek, followed by the rest of the pack. Menlo ...

Anthropic has cut off OpenAI's access to its Claude API, a move that comes after the former accused the latter of violating ...

Anthropic has overtaken OpenAI as the leading Large Language Model (LLM) provider for businesses, capturing 32% of enterprise ...

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 access to Claude through Anthropic’s application programming interface on Friday. The company said the move was because OpenAI was “using our coding tools ahead of the ...