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External (via citation)Tuesday, September 1, 2026 3 min read

AI

Anthropic Cuts Windsurf's Claude Access Before OpenAI Acquisition

Anthropic cut off Windsurf's direct access to Claude 3.x models with less than five days' notice, according to Windsurf CEO Varun Mohan. The move coincides with OpenAI's pending $3 billion acquisition of Windsurf, its largest deal to dat…

Read at forbes.com

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Key takeaways

01Windsurf stated it was willing to pay full capacity rates and expressed disappointment at the short notice.
02The restriction caused temporary service disruptions, though users retain access via bring-your-own-key.
03Windsurf is responding by promoting alternatives including Gemini 2.5 Pro at a discounted rate, with GPT-4.1 and other integrations remaining unaffected.

Anthropic cut off Windsurf's direct access to Claude 3.x models with less than five days' notice, according to Windsurf CEO Varun Mohan. The move coincides with OpenAI's pending $3 billion acquisition of Windsurf, its largest deal to date, and analysts view the timing as deliberate competitive positioning by Anthropic. Windsurf stated it was willing to pay full capacity rates and expressed disappointment at the short notice. The restriction caused temporary service disruptions, though users retain access via bring-your-own-key. Windsurf is responding by promoting alternatives including Gemini 2.5 Pro at a discounted rate, with GPT-4.1 and other integrations remaining unaffected.

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