Agents are taking over

Google's new Agent Development Kit for TypeScript eliminates duplicate definitions. OpenAI's GPT-5.2-Codex is now available for developers.

TypeScript developers, this one’s for you. If you’ve ever built an AI agent and watched your type safety evaporate into JSON schemas and runtime validation, Google just shipped the fix. We put together a complete tutorial on Google’s Agent Development Kit for TypeScript—the code-first framework that uses Zod schemas as the single source of truth for both compile-time types and runtime validation. No more duplicate definitions. No more crossing fingers.

And Google’s week keeps getting better. Yesterday they rolled out Personal Intelligence in Gemini—a new feature that reasons across your Gmail, Photos, Search, and YouTube history to surface proactive insights. It’s off by default (smart move), but when enabled, Gemini can connect threads across your data without being told where to look. Apple Intelligence has competition.

OpenAI isn’t sitting still either. Today they opened GPT-5.2-Codex to developers via the Responses API—the same model that powers their Codex platform, now available for anyone to build on. Cursor’s team ran it uninterrupted for a week and built a web browser from scratch: three million lines of code across thousands of files. Pricing is $1.75 per million input tokens.

Meanwhile, Salesforce turned Slackbot into a full AI agent powered by Anthropic’s Claude. It can draft emails, schedule meetings, and connect to Microsoft Teams and Google Drive. CTO Parker Harris called it “a super agent that is your employee agent.” The agentic AI era isn’t coming—it’s here.

Latest from PulseMark

Google ADK for TypeScript: Build Type-Safe AI Agents with Code-First Approach

Workflow agents for sequential, parallel, and loop patterns. Native multi-agent orchestration. Full TypeScript type inference from your tool definitions. We walk through everything from setup to production deployment.

Read the deep dive →

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