Dev laments Claude subscription still bans third-party harnesses

omarsar0 · x · 2026-09-23

Armin Ronacher posted a "periodic sadness reminder" that Anthropic's subscription still does not permit third-party harnesses — meaning subscribers can't use Claude through their own custom clients or orchestration tooling. AI researcher Omar Khattab replied "sad indeed," echoing frustration from developers building on the model ecosystem.

Related event: Developers Slam Anthropic's Inconsistent Third-Party Harness Ban on Claude Subscriptions(5 posts)→

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