Is Anthropic's Fable 5 worth the price? OpenAI might soon offer a cheaper alternative

Anthropic launched Claude Fable 5 on Tuesday, a Mythos-class model with safeguards blocking cybersecurity and biology queries, priced at $10 per million input tokens.

Anthropic is releasing Claude Fable 5, its first Mythos-class model available to the public. The model comes with guardrails that block responses in high-risk areas like…

The leading AI company says the new model is similar to the Mythos model previewed in April but safe for general use.

Anthropic launches Claude Fable 5, a Mythos-class AI model engineered with new safeguards that specifically restrict its use in cybersecurity.

Anthropic is pricing both Fable 5 and Mythos 5 at $10 per million input tokens and $50 per million output tokens. The company says that is less than half the price of Claude…

Anthropic launched Claude Fable 5 with safeguards for high risk tasks while limiting Mythos 5 to trusted cyber partners.

Anthropic said it could not yet release the full Claude Mythos 5 model, so instead it created Fable 5 with baked in safeguards.

‘Fable 5’ is the same system as controversial Mythos but comes with safeguards

Anthropic launched Claude Fable 5, its most capable consumer-facing AI model to date, but with a few guardrails.

Positioned a tier above the previous Opus models, Claude Fable 5 sets a new benchmark for generally available AI, outperforming rivals like OpenAI's GPT-5.5.

Anthropic Mythos is limited to a small group of users, but the company said its Fable 5 model has similar capabilities but with safeguards.

Company also changes data retention policy

Company also changes data retention policy

Anthropic launches Claude Fable 5 with record benchmarks, 50% lower pricing than Mythos Preview, and new cyber safeguards.

Anthropic's Claude Fable 5 is going to be a big hit with the web's vibe coders.

Until today, Anthropic's Mythos-class models were restricted to a small group of cyberdefenders and...

AI company restricted access to Fable 5, its most powerful Mythos model, for months over cybersecurity concerns

Anthropic released Fable 5 as a general-use model. It also introduced Claude Mythos 5.

Anthropic says its new Fable 5 AI model can handle long-running tasks and agents. The tradeoff: higher costs, tighter safeguards and usage limits.

Anthropic has begun rolling out a new model called "Fable," which is based on the same underlying model as Mythos, its most powerful AI model class.