{"slug": "same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini", "title": "Same prompt. Three AIs. One auth bug almost made it to prod. ChatGPT, Claude & Gemini gave me completely different code...here's the breakdown", "summary": "A developer tested ChatGPT, Claude, and Gemini by giving them the same prompt to build a project, revealing that one AI's code contained an authentication bug that nearly made it to production. The three AIs produced completely different code, highlighting inconsistencies in AI-generated outputs.", "body_md": "I Used ChatGPT, Claude, and Gemini to Build the Same Project. Here's What Actually Happened\nDinesh M\nDinesh M\nDinesh M\nFollow\nJun 18\nI Used ChatGPT, Claude, and Gemini to Build the Same Project. Here's What Actually Happened\n#\ndiscuss\n#\nai\n#\nwebdev\n#\nclaude\n1\nreaction\nAdd Comment\n2 min read", "url": "https://wpnews.pro/news/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini", "canonical_source": "https://dev.to/mr_dinesh_dev/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini-gave-me-13i7", "published_at": "2026-06-18 12:15:22+00:00", "updated_at": "2026-06-18 12:21:26.575240+00:00", "lang": "en", "topics": ["artificial-intelligence", "large-language-models", "ai-tools", "ai-safety", "developer-tools"], "entities": ["ChatGPT", "Claude", "Gemini", "Dinesh M"], "alternates": {"html": "https://wpnews.pro/news/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini", "markdown": "https://wpnews.pro/news/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini.md", "text": "https://wpnews.pro/news/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini.txt", "jsonld": "https://wpnews.pro/news/same-prompt-three-ais-one-auth-bug-almost-made-it-to-prod-chatgpt-claude-gemini.jsonld"}}