OpenAI launched GPT-6 Sol on September 22 , claiming it scores higher than Claude Opus 5 on business workflow tasks at 9% of the cost per task. OpenAI’s marketing claims Sol scores 33.2% on Zapier’s AutomationBench, compared with Opus 5’s 26.9%, at a fraction of the per-task cost. Even though OpenAI compared Sol with Opus 5, Anthropic released Opus 5.5 the same day, so I tested against the newer model. As for pricing, OpenAI’s launch page puts Sol at $2 per million input tokens and $10 per million output tokens, half the price of GPT-5.6 Sol . Opus 5.5 costs $4 and $20 . So even if Sol uses...

Source: The New Stack