Claude Got Locked Out? A Complete Guide to the Best Alternatives — Plus Three Skills to Make Any Model Sound Like Claude

Anthropic killed all subscription-based OAuth tokens for third-party agent tools. Meta Alchemist breaks down the best alternatives (GLM 5.1, Minimax 2.7, GPT 5.4 Codex) and shares three skill prompts to give any model Claude-level personality, UI/UX sense, and emotional intelligence.