{"slug": "openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6", "title": "OpenAI Launches GPT-6 Sol and Luna With 50% Lower API Pricing Than GPT-5.6", "summary": "OpenAI launched GPT-6 Sol and GPT-6 Luna, two faster and more affordable models in its GPT-6 range, with API pricing 50% lower than GPT-5.6. The models were trained using methods similar to those used for the existing GPT-6 models, according to gHacks.", "body_md": "OpenAI has introduced GPT-6 Sol and GPT-6 Luna to its GPT-6 range, which are faster and more affordable versions of the models trained using methods similar to\n\nThank you for being a Ghacks reader. The post [OpenAI Launches GPT-6 Sol and Luna With 50% Lower API Pricing Than GPT-5.6](https://www.ghacks.net/2026/09/23/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6/) appeared first on [gHacks](https://www.ghacks.net).", "url": "https://wpnews.pro/news/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6", "canonical_source": "https://www.ghacks.net/2026/09/23/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6/", "published_at": "2026-09-23 07:56:00+00:00", "updated_at": "2026-09-23 08:25:27.850179+00:00", "lang": "en", "topics": ["artificial-intelligence", "large-language-models", "ai-products", "generative-ai"], "entities": ["OpenAI", "GPT-6 Sol", "GPT-6 Luna", "GPT-6", "GPT-5.6", "gHacks"], "alternates": {"html": "https://wpnews.pro/news/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6", "markdown": "https://wpnews.pro/news/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6.md", "text": "https://wpnews.pro/news/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6.txt", "jsonld": "https://wpnews.pro/news/openai-launches-gpt-6-sol-and-luna-with-50-lower-api-pricing-than-gpt-5-6.jsonld"}}