Anthropic Retires Opus 4 & Sonnet 4 – Immediate Action Required

🚨 Breaking

• Anthropic retired claude-opus-4-20250514 and claude-sonnet-4-20250514 as of June 15, 2026. All requests to these models now return errors. Source / Deprecation page
• Weaviate v1.37.9 ships with default vector index config validation fixes, but no breaking changes. Source

🗑️ Dépréciations

• No new deprecations today. The Anthropic models above moved from deprecated to retired.

💰 Pricing

• No pricing changes reported.

🆕 Nouveautés

• Goose v1.38.0 introduces opt-in ACP last message snippets, unified OTLP logging schema, and canonical thinking modes across providers. Source
• llama.cpp multiple builds (b9672, b9670, b9665, b9664, b9660) with NVFP4 edge-case fixes, offline benchmark mode, SYCL MoE support, and tool-call parsing fixes. Source

🌐 Actualité IA

• No significant industry news to report.

💡 Conseil du jour

Immediate: Update all Anthropic API calls from claude-opus-4-20250514 and claude-sonnet-4-20250514 to the recommended Claude Opus 4.8 and Claude Sonnet 4.6 models (exact model names not provided in source). Verify your configuration, test the new models, and ensure fallback logic handles retired model errors gracefully.