MINI MODELS BATTLE: CLAUDE HAIKU 4.5 VS GLM-4.6 VS GPT-5 MINI

Summary from the TLDR AI newsletter

Claude Haiku 4.5, GLM-4.6, and GPT-5 Mini all fall within a similar price bracket. They are mid-tier models optimized for cost and speed rather than maximum capability. GPT-5 Mini delivers the strongest concurrency safeguards, Haiku 4.5 is the fastest with the most features, and GLM-4.6 produces multi-file architecture but requires disabling reasoning mode for tool calls. Each model makes different trade-offs.