Newsbite analysis · AI, Startups
Techloy
Pricing, Benchmarks, Verdict
On September 22, Anthropic released Claude Opus 5.5 while OpenAI rolled out GPT-6 Sol and GPT-6 Luna. Both companies have introduced lower pricing for their offerings, with Opus 5.5 running 40% cheaper than the previous model and GPT-6 Sol at half the price of GPT-5.6. Independent benchmarks show Opus 5.5 outperforming GPT-6 Sol in coding tasks but both are closely matched for routine business applications.
MonitorConfidence: MediumShort term horizonStory: First report
EvidenceOfficial announcementNo quotes
Published 23 Sept 2026, 16:30 UTC3 min read
Lead image — Techloy
Brief
NewsBite reading:OpenAI GPT-6 Sol and Anthropic Claude Opus 5.5 Launches with Competitive Pricing
TL;DR
- OpenAI releases GPT-6 Sol and GPT-6 Luna alongside Anthropic's Claude Opus 5.5.
- Opus 5.5 is 40% cheaper to run than its predecessor.
- GPT-6 Sol costs $2 and $10 per million tokens read and written respectively.
- Opus 5.5 scored 51 and Sol 40 in independent AI tests.
- Opus 5.5 excels in coding with a score of 52.5% compared to Sol's 43.9%.
Interesting facts
- Both models were launched on the same day, indicating a competitive landscape.
- Simon Willison noted the significant price competitiveness in AI models.
What changed
New AI models GPT-6 Sol and Claude Opus 5.5 have been launched with reduced pricing structures.