Weaviate v1.38.1 Auto-Enables Async Replication; Anthropic Updates Tools

🚨 Breaking

Weaviate v1.38.1 auto-enables async replication when erf=1 and arf>1. Ensure your replication configuration aligns—this may trigger unexpected behavior in existing clusters. Also fixed: MCP hybrid search now correctly returns objects without properties. Source: Weaviate release

Anthropic API (June 11): Code execution tool now supports code_execution_20260521 disclosing the 90-second per-cell limit. Web search (web_search_20260318) and web fetch (web_fetch_20260318) tools add a response_inclusion parameter. No beta header required. Source: Anthropic release notes
llama.cpp multiple builds: b9733 adds WebGPU adapter toggles for F16 on Vulkan+NVIDIA; b9732 refactors child-router communication; b9722 fixes unbound n_discard value in context shifting; b9716 adds batching support for InternVL; b9715 adds CUDA col2im_1d op. Sources: b9733, b9732, b9722, b9716, b9715
Crush v0.79.0 improves Bang Mode with better font colors and immediate streaming for long-running commands. Source: Crush release

New model: GLM-5.2 by ZAI (MIT license) on Hugging Face. A text-generation MoE model with DSA attention, supporting English and Chinese. Compatible with Transformers. Source: Hugging Face

Review your Weaviate replication settings if you use erf=1 and arf>1. The auto-enable of async replication in v1.38.1 could alter cluster behavior. Test in a non-prod environment before upgrading.