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ChatGPT Is Changing: Go Launches and Ads Are Coming
PLUS: OpenAI’s Healthcare Acquisition, AI-Designed Drugs with Eli Lilly, and a $1.3B AI Video Breakout
Welcome back to AI Horizons, your weekly guide to the latest AI and tech breakthroughs, emerging trends, and practical strategies for builders, leaders, and curious minds everywhere. Here’s what’s on deck:
ChatGPT Go launches
Ads come to ChatGPT
OpenAI buys Torch
AI drug discovery surge
AI video hits $1.3B
Claude tool search
FEATURED INSIGHT💡
ChatGPT Releases Go and Bets on Mass Adoption

OpenAI has officially launched ChatGPT Go worldwide, pricing it at $8/month in the U.S. after a successful rollout across 170+ countries. It’s now the most affordable paid way to access GPT-5.2 Instant with higher usage limits, longer memory, and more image and file capabilities than the free tier.
What stands out is how clearly OpenAI is segmenting usage. Go is positioned for everyday AI use such as writing, learning, creating, and problem-solving, while Plus remains focused on deeper reasoning and longer workflows, and Pro targets power users pushing advanced intelligence. The pricing ladder feels intentional and points to OpenAI optimizing for scale, not just premium users.
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ON THE HORIZON 🌅
ChatGPT Is About to Get Ads

In the coming weeks, OpenAI plans to begin testing ads in the U.S. for Free and Go users. Plus, Pro, Business, and Enterprise tiers will remain ad-free.
OpenAI is emphasizing several non-negotiables early: ads won’t influence answers, ads will be clearly labeled and separate from responses, and user conversations won’t be shared with advertisers. Sensitive topics (like health and politics) and under-18 users are excluded. This is less about monetization mechanics and more about whether conversational AI can introduce ads without eroding trust.
LATEST IMPORTANT NEWS 📰
OpenAI acquires healthcare AI startup Torch
OpenAI has acquired Torch, a startup focused on building a “unified medical memory” layer that brings fragmented patient health data into one place for AI systems. The deal follows the launch of ChatGPT Health and signals a deeper push into healthcare infrastructure, not just consumer-facing features.
Chai Discovery partners with Eli Lilly on AI drug design
AI biotech startup Chai Discovery, now valued at $1.3B, announced a partnership with Eli Lilly to help design antibodies using its generative models. The company aims to function as a computer-aided design suite for molecules, with the goal of shortening discovery timelines and unlocking harder-to-develop medicines.
AI video startup Higgsfield hits $1.3B valuation
Higgsfield, founded by a former Snap executive, has reached a $1.3B valuation after extending its Series A. The company reports rapid user growth and strong adoption by professional social media and marketing teams, positioning itself as a production tool rather than casual AI content generation.
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FOR THE TECHNICALLY INCLINED 🛠️
Tool Search: A Practical Fix for Tool Overload in AI Agents
Anthropic has introduced a tool search mechanism that allows Claude to dynamically discover and load tools only when needed, instead of preloading every tool definition into context. This helps preserve context window space and improves tool selection accuracy as tool catalogs grow into the dozens or hundreds.
For teams building agents or MCP-based systems, this is a meaningful infrastructure shift: fewer wasted tokens on unused schemas, and more room for actual reasoning, planning, and execution.
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That's all for now!
We'll catch you in the next one.
Cheers,
The AI Horizons Team
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