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Teams of AI agents barely outperform solo agents but cost up to 5.1x more, according to Vals AI. Only one out of four tests with [GPT](https://www.machinebrief.com/glossary/gpt)-6 Sol and [Claude](https://www.machinebrief.com/glossary/claude) Opus 5.5 showed a measurable gain. [Anthropic](https://www.machinebrief.com/glossary/anthropic)'s own data backs this up: beyond ten agents, quality plateaus while [token](https://www.machinebrief.com/glossary/token) costs keep climbing.
The article AI agent teams waste massive tokens for barely measurable quality gains, research finds appeared first on The Decoder.
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Key Terms Explained #
AI Agent An autonomous AI system that can perceive its environment, make decisions, and take actions to achieve goals.
Anthropic An AI safety company founded in 2021 by former OpenAI researchers, including Dario and Daniela Amodei.
Claude Anthropic's family of AI assistants, including Claude Haiku, Sonnet, and Opus.
Decoder The part of a neural network that generates output from an internal representation.
source & further reading
machinebrief.com — original article
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