Anthropic launched Opus 5, a new AI model delivering near-Fable 5 performance at half the cost, targeting everyday office work and coding tasks. The model, released July 25, 2026, features lighter saf…
A pseudonymous hacker known as Pliny the Liberator claims to have broken every major AI model at once, including GPT-5.6 Sol Ultra, Opus 5, and Fable, with a universal jailbreak announced July 24, tho…
Anthropic removed over 80% of the Claude Code system prompt for its newest models Opus 5 and Fable 5, sharing lessons learned about writing system prompts, skills, and Claude.MDs for them. A user repo…
A security researcher known as Pliny the Liberator claims to have discovered a universal jailbreak technique effective on all AI models, including heavily guardrailed flagships like Opus 5, GPT-5.6 So…
Anthropic launched Opus 5 on Friday, its latest AI model that approaches the capabilities of its more powerful Fable 5 at half the price, according to Qazinform News Agency citing WAM. The San Francis…
The ARC Prize Foundation reported that Anthropic's Opus 5 scored 30.2% on the ARC-AGI-3 benchmark, measuring action efficiency against a median human player, not problems solved. The independent bench…
Anthropic has released Opus 5, a new AI model priced at half the cost of its Fable sibling, and the company says it does not require data retention.…
Anthropic rolled out Opus 5, a new version of its model focused on token efficiency rather than a major capability leap, offering performance slightly ahead of Opus 4.8 and OpenAI's GPT-5.6-Sol on ben…
Anthropic released Opus 5 on Friday, a new AI model that delivers near-Fable 5 capabilities at half the cost, targeting everyday office work and coding. The launch marks a strategic shift toward effic…
Anthropic launched Opus 5 on Friday, the latest iteration of its heavyweight model, arriving just two months after Opus 4.8. The new model costs a third of the price of its predecessor, which the comp…
Anthropic released Opus 5, a new Claude model that rivals its higher-end Fable 5 at half the price while improving on Opus 4.8 in knowledge work, coding, and scientific research tasks. The company say…
Anthropic on Friday launched Opus 5, its latest Claude AI model that the startup says nears the capabilities of its more powerful Fable 5 at half the price, suited for daily office and programming tas…
Anthropic launched Opus 5 on Friday, a new version of its heavyweight model that outperforms Fable 5 on several benchmarks while being cheaper and less restrictive. Opus 5 is free from the 30-day data…
Anthropic released Opus 5, a large language model that nearly matches its top-performing Fable 5 model at half the price, with API costs at $5 per million input tokens and $25 per million output token…
Anthropic's Opus 5 model is nearly as capable as Fable 5, according to a comparison by the company. The new AI model shows significant improvements in reasoning and coding tasks, narrowing the gap wit…
Anthropic has moved the cutoff date for Fable 5's included access on paid plans three times in five weeks, with the latest deadline set for July 19, and speculation is mounting that the company may ex…
An unannounced model called Claude Honeycomb EAP briefly appeared in Cursor's production model picker on July 8, with developer @chetaslua posting screenshots showing real metadata and a selectable UI…