Originally published on rohitraj.tech
Week 26 of 2026 in AI dev tools: Z.ai's GLM-5.2 open weights match Claude Opus 4.8 and beat GPT-5.5 on coding at a sixth of the cost, MiniMax-M3 ships open multimodal weights with a 1M-token context, CircleCI adds an MCP server as MCP crosses 200 implementations, and indie devs ship agent-native version control (Oak), local memory for Claude Code (Recall), and proof a 0.6B model fine-tunes on a laptop.
Read the full version with code samples, diagrams, and architecture details: This Week in AI Dev: Open Weights Catch the Frontier While the Agent Stack Grows Plumbing (Week 26 of 2026)
More engineering notes: rohitraj.tech/en/notes
