Anthropic blocks the subscription of third-party tool Claude: 135,000+ instances such as OpenClaw are affected

Core conclusion

• At 12:00 on April 4, 2026 (Pacific time), Anthropic officially terminated the coverage of third-party Agent tools by Claude Pro and Max subscriptions
• Affected tools include mainstream AI Agent frameworks such as OpenClaw and OpenCode, and more than 135,000 active instances worldwide have been cut off from affordable subscription access.
• Anthropic provides one-time compensation points ($200) equivalent to the monthly subscription price. Users need to switch to the pay-as-you-go API or purchase a separate usage quota package.

Background and trigger events

• Time of incident: April 4, 2026 12:00 PM PT (Pacific Daylight Time)
• Channel where the incident occurred: Anthropic official announcement + Statement from Boris Cherny, Executive Director of Claude Code
• Major Players: Anthropic, OpenClaw, OpenCode and all third-party Claude Agent tools

Event highlights

• Anthropic official statement: Acknowledging the "unsustainable usage demand" of third-party tools, officially cutting off subscription to OAuth routing
• Affected Tool Scope: OpenClaw (135,000+ active instances), OpenCode and all third-party tools that access Claude by subscribing to OAuth
• Compensation Plan: Affected subscribers receive one-time $200 points, which can be used to purchase pay-as-you-go packages
• Optional alternative: Users can access Claude through an API key and pay according to actual usage; or purchase a usage quota package provided separately by Anthropic

Technical details

• Subscription levels involved: Claude Pro ($20/ months), Claude Max ($100-$200/ months)
• Banning Mechanism: Third-party tools can no longer access Claude models at affordable prices by subscribing to OAuth Tokens
• Affected functions: OpenClaw’s Claude model calling, OpenCode’s Claude Code capabilities, etc.
• Windows Extension: Anthropic also announced that Claude Computer Use (desktop control capability) is now supported on Windows, but only on the official client

Industry reaction

• Developer Community: A large number of OpenClaw users reported disconnection after April 4th and urgently sought alternatives.
• OpenClaw Official: As the most affected platform, OpenClaw is evaluating the feasibility of docking pay-as-you-go APIs
• The Decoder: Evaluated that this move "may cause long-term negative effects" and developers may turn to other model suppliers

Potential Impact

• To the technology ecosystem: The era of affordable Claude access to third-party Agent tools is over, and tool costs will rise significantly.
• For developers: Users relying on the OpenClaw+Claude combination need to re-evaluate workflow costs
• To the market: It may accelerate the expansion of the open source model (such as DeepSeek, Llama) ecology, and some users will migrate

Related information

• Anthropic Ends Claude Subscriptions for Third-Party Tools
• The Decoder
• Dev.to

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