Opus 5.5 vs GPT-6 Sol: Four Dollars Apart a Month
Anthropic and OpenAI each cut a flagship price on Tuesday, hours apart. Opus 5.5 landed on exactly the rate card OpenAI retired that same morning, and both companies priced cached input at twenty cents. A real month of 880 customer inquiries now costs $4.40 or $8.45, against $8.80 on Monday.
