Mar 31, 2026 The Agent Cost Wars — Updated: GLM-5, M2.7, and What the Leaderboard Actually Tells Us A follow-up to my MiniMax M2.5 piece — challenging my own assumptions with fresh Artificial Analysis data, GLM-5, M2.7, and what this means for coders in 2026. llm-pricingminimaxglm-5claude-opus