AI Weekly: Opus 4.7, Kimi K2.6, and a $25B Amazon Deal, April 16–22, 2026

Three stories defined the past week: Anthropic shipped Claude Opus 4.7, Moonshot open-sourced Kimi K2.6 with 300-agent swarms, and Amazon committed another $25 billion to Anthropic alongside a $100 billion AWS spend. Here is what you need to know. AI Coding Tools: Opus 4.7 Ships With a 1M Context Window Anthropic released Claude Opus 4.7 on April 16 , a new flagship model focused on agentic coding and long-horizon work. The model scores 87.6% on SWE-bench Verified and 64.3% on SWE-bench Pro, jum