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

OpenAI ChatGPT vs Anthropic Claude for Coding: I Tested Both on Real Projects with Surprising Results ...

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

Anthropic has officially stopped OpenAI from using its Claude models. This decision came after reports revealed that OpenAI ...

Anthropic has revoked OpenAI’s access to its Claude family of models, according to a Wired report. OpenAI was connecting its ...

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

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

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

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

OpenAI  has lost its access to the Claude API, just before the GPT 5 launch. The primary reason  behind this sudden move is ...

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