🤖Anthropic Unveils Opus 5 AI Model With $2 MTok Input Cost
Cheaper and Smarter Than the Competition?
TL;DR
Anthropic just dropped Opus 5 with a $2 MTok input price tag. It beats Fable 5 in cost-efficiency while outperforming GPT-5.6 Sol on agentic coding tasks and cybersecurity benchmarks.
Anthropic has released the new Opus 5 AI model, priced at just $2 per million tokens (MTok) for input and $25 for output. This makes it cheaper than competitors like Fable 5 ($10/MTok input) and GPT-5.6 Sol ($5/MTok input). For developers, this means more budget-friendly access to cutting-edge AI capabilities. Opus 5 leads the Artificial Analysis Intelligence Index at 61 points, one ahead of Fable 5. It also excels in cybersecurity tasks with an OSS-Fuzz benchmark score close to Mythos but is less likely to weaponize findings. The model's improved alignment means it’s safer for sensitive applications.

Key Points
Opus 5 costs $2 per MTok input and $25 for output, undercutting Fable 5's $10/MTok input price.
Fable 5 has a weighted average cost (USD) per Intelligence Index task of $2.75 vs Opus 5’s $2.03.
Opus 5 leads the Artificial Analysis Intelligence Index at 61 points, one ahead of Fable 5's score.
The model scores close to Mythos on OSS-Fuzz benchmark for finding vulnerabilities but is less likely to weaponize findings (4/14 vs 13/14).
Opus 5 provides significant improvements in agentic coding and long-horizon knowledge work compared to Opus 4.8.
Why It Matters
If you're working on cybersecurity projects or need advanced AI for complex tasks, Opus 5 offers better performance at a lower cost than alternatives like Fable 5. It's particularly useful in scenarios requiring ethical alignment and safety measures.
Frequently Asked Questions
Why does this matter?
If you're working on cybersecurity projects or need advanced AI for complex tasks, Opus 5 offers better performance at a lower cost than alternatives like Fable 5. It's particularly useful in scenarios requiring ethical alignment and safety measures.
What happened?
Anthropic just dropped Opus 5 with a $2 MTok input price tag. It beats Fable 5 in cost-efficiency while outperforming GPT-5.6 Sol on agentic coding tasks and cybersecurity benchmarks.
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