Anthropic Updates Opus with 5.5, More Agentic and -40%
Anthropic launches Opus 5.5, the latest iteration of its Opus model. The model is touted as more efficient than Opus 5, aligning with Fable 5.1 for most tasks, and is 40% cheaper to run.
Opus 5.5 Focused on Long Coding, Research, and PC Use
Anthropic unveils Opus 5.5. This model is presented as the most powerful Opus version for long-term coding, managing large codebases, research, and computer usage. According to the description, it features a marked improvement in its agentic capabilities, illustrated by a highlighted test to demonstrate this evolution.
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Announced Performance and Reduced Execution Costs
Opus 5.5 is claimed to achieve better results than Opus 5 and operates at the level of Fable 5.1 for most tasks. Its execution is reported to be 40% less expensive than that of Opus 5.
Upcoming Comparisons and Position Against Opus 5
A real-world product design task is set to be tested, comparing the outputs of Opus 5.5 to those of Fable 5.1. Opus 5.5 is described as less revolutionary than Opus 5, which is characterized as a landmark model for Anthropic, while still being presented as making significant strides in agentic capabilities and performance on complex tasks. Anthropic has recently updated its Opus lineup with this version 5.5.
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