What is Claude Opus 5?

Claude Opus 5 is Anthropic's flagship frontier AI model, released on July 24, 2026. It ships with a 1 million token context window and took the top position on the Artificial Analysis leaderboard at launch, while costing roughly half as much as competing frontier models.

How much does Claude Opus 5 cost?

Claude Opus 5 costs $5 per million input tokens and $25 per million output tokens through the API. That pricing is approximately half of what comparable frontier-class models charge, which is why analysts called it a price shock for the industry.

How big is Claude Opus 5's context window?

Claude Opus 5 has a 1 million token context window. In practical terms, that's enough to hold multiple feature-length scripts, an entire interview transcript library, or a full project's documentation in a single conversation.

Is Claude Opus 5 better than other frontier AI models?

At launch, Claude Opus 5 topped the Artificial Analysis leaderboard, and early independent testing found its performance close to the most expensive frontier models at about half the price. "Better" depends on your task, but on price-to-performance it currently leads the pack.

What is OpenAI Presence?

OpenAI Presence is an enterprise platform launched on July 22, 2026 that lets companies build, launch, and manage realtime voice agents and chatbots. It targets customer service and sales use cases and marks OpenAI's move from selling models to selling a full agent platform.

Why did Meta's stock drop after strong revenue growth?

Meta reported $60.8 billion in Q2 2026 revenue, up 28% year over year, but missed on earnings per share while guiding capital expenditures to $130 to $145 billion. Investors reacted to the combination of a profit miss and enormous AI spending, sending the stock down about 10%.

What was the biggest AI news in July 2026?

The standout story was Anthropic's release of Claude Opus 5 on July 24, which delivered frontier performance at half the usual price. Other major stories included Microsoft, Meta, and Alphabet committing a combined half trillion dollars to AI infrastructure, OpenAI launching Presence, and xAI shipping four products in a single week.