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X post: Anthropic's Opus 5.5 Fast Mode costs 33% less than OpenAI's Sol 6.1 Ultrafast
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A post on X claims that Anthropic's Opus 5.5 Fast Mode is significantly more cost-efficient than OpenAI's Sol 6.1 Ultrafast. According to the post, both models operate at roughly the same speed of 280–300 tokens per second. However, Anthropic charges 33% less across input, output, and caching, resulting in 50% more tokens per dollar for nearly identical throughput. The post presents this as a direct comparison of pricing and performance between the two AI models.
Source report
Anthropic's Opus 5.5 Fast Mode delivers significantly better cost efficiency compared to OpenAI's Sol 6.1 Ultrafast.
At comparable speeds of 280–300 tokens per second, Anthropic charges 33% less across input, output, and caching operations.
This translates to 50% more tokens per dollar for nearly identical throughput.
The pricing advantage is substantial for users seeking high-speed performance without the premium cost.
Source
kimmonismusNeutral / independent