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

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

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

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

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 ...

Anthropic has revoked OpenAI's access to its AI models for allegedly violating terms of service. This comes as OpenAI ...

Anthropic claims that OpenAI has been using Claude's coding tools to train its next-gen AI model, GPT 5.

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

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 ...