Expired85% confidenceEventTime unknown
Windsurf was recently banned by Anthropic (the official developer of Claude) from using the Claude series of models.
1
Sources
85%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
Valid until: 8/29/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedAnthropic has banned Windsurf from using the Claude series of models.75% similarUnverifiedClaude once refused to provide services to Windsurf, which directly led to a large exodus of Windsurf users.73% similarUnverifiedWindsurf lost Claude model support due to Claude licensing issues, resulting in a decline in coding capability.70% similarUnverifiedThe discontinuation of Claude model supply by Windsurf's model provider Anthropic led to user loss.70% similarUnverifiedAnthropic had previously cut off Windsurf's supply (stopping API access to the Claude model), which weakened Windsurf's negotiating leverage.69% similar
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