Anthropic's Claude Opus 4.1 achieves 74.5% on coding benchmarks, leading the AI market, but faces risk as nearly half its $3.1B API revenue depends on just two customers.

Reportedly, Anthropic has restricted OpenAI from accessing the Claude API after noticing an apparent breach of the terms of ...

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

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

An OpenAI spokesperson said the API access allowed for industry-standard benchmarking and safety improvements.

Claude Opus 4.1 not with fireworks, but with unmistakable intent. It arrives just as OpenAI is expected to drop GPT-5 (a ...

Sam Altman said that OpenAI's new GPT-oss, comprising a 120b and 20b version, is the "best and most usable open model in the ...

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

OpenAI’s new algorithms, gpt-oss-120b and gpt-oss-20b, are available under an open-source license. Anthropic, for its part, ...

Anthropic blocks OpenAI from using its Claude model, citing terms of service violations tied to GPT-5 development.

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

Anthropic claims the new AI model “improves Claude’s in-depth research and data analysis skills, especially around detail ...