Anthropic launched Claude Opus 5 on Friday, a model that matches or exceeds its Claude Fable 5 across most benchmarks while costing half as much to operate, priced at $5 per million input tokens and $…
A new study testing Claude Fable 5 and ChatGPT 5.5 on the 'show, don't tell' narrative feature 'materialized metaphor' found that Claude identified 78 positive instances out of 100, ChatGPT identified…
Anthropic's Claude Opus 5 achieves a new high of 61 on ArtificialAnalysis benchmarks, matching or exceeding Claude Fable 5 on many tasks while being faster and half the price, though it deliberately a…
Anthropic released Claude Opus 5 on July 24, a model designed for long-horizon agentic work with a 1 million-token context window and thinking enabled by default. The model is priced at $5 per million…
A developer used a single prompt in Claude Code to exhaust a week's worth of Anthropic API credits in one day, spawning approximately 275 parallel Claude Fable 5 subagent runs that produced 57 self-co…
Anthropic's Claude Opus 5 leads the Artificial Analysis Intelligence Index with 61 points, edging out Claude Fable 5 and GPT-5.6 Sol, while costing up to half as much as Fable 5 at lower reasoning tie…
Anthropic's per-model prompting pages serve as a maintenance list for instruction files like CLAUDE.md, which become stale after each model release because new models interpret prompts more literally,…
Anthropic released Claude Opus 5, replacing Opus 4.8 as the Opus-tier flagship with unchanged pricing at $5 per million input tokens and $25 per million output tokens. The model scored 43.3% on Fronti…
China is positioning itself as a leader in inclusive AI governance, with President Xi Jinping delivering an opening speech at the ninth World Artificial Intelligence Conference that framed AI as a pub…
Anthropic launched Claude Opus 5, a model it says approaches the frontier intelligence of Claude Fable 5 at half the price, designed for everyday use with improved efficiency and safety. The company i…
Anthropic has removed over 80% of Claude Code's system prompt for its newest generation models, including Claude Opus 5 and Claude Fable 5, with no measurable loss on coding evaluations. The company a…
Anthropic released Claude Opus 5 on Friday, calling it its safest and most aligned model to date, with the lowest rates of deceptiveness and susceptibility to misuse among prior models. The model is p…
Together AI announced that Kimi.ai's K3 model will be hosted on its platform starting July 27, 2026, claiming the model achieves near-flagship coding performance at about 35% of the price of Anthropic…
Anthropic released Claude Opus 5 on July 24, pricing it at $5 per million input tokens—half the cost of Claude Fable 5—while outperforming Fable 5 on most major benchmarks, including a 43.3% score on …
Anthropic's Claude Opus 5 has topped the Artificial Analysis Intelligence Index with a score of 61, edging past Claude Fable 5's 60 and pushing GPT-5.6 Sol into third place at 59. Anthropic is offerin…
Anthropic and AWS announced the availability of Claude Opus 5 on Amazon Bedrock and Claude Platform on AWS, marking Anthropic's most advanced Opus model and the first in the fifth generation. The mode…
Moonshot AI's release of Kimi K3, a 2.8-trillion-parameter open-weight model, triggered a $3.3 trillion semiconductor selloff and exposed a policy rift within the Trump administration's AI circle, as …
Anthropic has introduced mid-conversation system messages for the Claude API, allowing developers to append system instructions mid-conversation without invalidating the prompt cache. The feature is a…
Anthropic released Claude Opus 5, a new AI model that approaches the capabilities of its top-tier Claude Fable 5 at half the price, with the company touting its strongest work performance and enhanced…
Anthropic released Claude Opus 5, its latest large AI model, which the company says approaches the frontier intelligence of Claude Fable 5 at half the price. Opus 5 is available today at $5 per millio…