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+### PR [#1986](https://github.com/danielmiessler/Fabric/pull/1986) by [ksylvan](https://github.com/ksylvan): Support Anthropic Opus 4.6
+
+- Upgrade anthropic-sdk-go from v1.20.0 to v1.21.0
+- Add `ClaudeOpus4_6` to supported Anthropic model list
+- Remove unused indirect dependencies from go.mod and go.sum
+- Clean up legacy protobuf and gRPC version references
+- Drop unused table writer and console dependencies