Plasmate Blog https://blog.plasmate.app Technical blog about SOM, AI agents, and the agentic web. 60+ Integrations: The Plasmate Ecosystem https://blog.plasmate.app/ecosystem-60-integrations/ From a single CLI tool to 60+ repos across LangChain, Zapier, Supabase, VS Code, and more. Here's how the Plasmate ecosystem grew and what it means for AI agent developers. Sat, 11 Apr 2026 00:00:00 GMT https://blog.plasmate.app/ecosystem-60-integrations/ 30x Token Compression: How Plasmate Cuts LLM Costs for Web-Scraping AI Agents https://blog.plasmate.app/token-compression-benchmarks/ We benchmarked 100 real websites and found Plasmate's Semantic Object Model achieves 30x mean token compression over raw HTML. Top performers like accounts.google.com hit 864x. Here's the data. Fri, 10 Apr 2026 00:00:00 GMT https://blog.plasmate.app/token-compression-benchmarks/ Building a News Aggregator Agent That Reads 50 Sources in Under a Minute https://blog.plasmate.app/building-a-news-aggregator-agent/ A practical guide to building an AI agent that aggregates news from 50 sources, extracts headlines and summaries via SOM, and produces a daily briefing. With daemon mode, the entire pipeline runs in under 60 seconds. Sun, 29 Mar 2026 00:00:00 GMT https://blog.plasmate.app/building-a-news-aggregator-agent/ Daemon Mode: How Plasmate Went from 2 Seconds to 200 Milliseconds Per Page https://blog.plasmate.app/daemon-mode/ The biggest complaint about Plasmate was cold-start latency. Daemon mode keeps the browser warm between fetches, cutting per-page time from 2 to 5 seconds down to 200 milliseconds. Sun, 29 Mar 2026 00:00:00 GMT https://blog.plasmate.app/daemon-mode/ Plasmate SOM Compiler Now Available as WebAssembly https://blog.plasmate.app/wasm-compiler/ The Plasmate SOM compiler is now available as a 380KB WebAssembly package. Compile HTML to structured JSON in Node.js, Deno, Bun, browsers, serverless functions, or edge workers. No native binary required. Sun, 29 Mar 2026 00:00:00 GMT https://blog.plasmate.app/wasm-compiler/ New: plasmate compile Lets Publishers Generate SOM Without Network Requests https://blog.plasmate.app/compile-command/ Publishers can now feed HTML directly to the Plasmate compiler from files or stdin. No browser, no network requests, no extra infrastructure. Just HTML in, SOM out. Sat, 28 Mar 2026 00:00:00 GMT https://blog.plasmate.app/compile-command/ HTML vs Markdown vs SOM: Which Format Should Your AI Agent Use? https://blog.plasmate.app/html-vs-markdown-vs-som/ We benchmarked three web representations across 100 tasks and two models. SOM cuts tokens 4x vs HTML and is faster than markdown on Claude. Sat, 28 Mar 2026 00:00:00 GMT https://blog.plasmate.app/html-vs-markdown-vs-som/ How to Monitor Competitor Pricing with an AI Agent and Plasmate https://blog.plasmate.app/monitor-competitor-pricing/ Build a Python agent that monitors competitor product pages, extracts pricing data via SOM, detects changes, and sends alerts. Complete working code included. Sat, 28 Mar 2026 00:00:00 GMT https://blog.plasmate.app/monitor-competitor-pricing/ Plasmate v0.5.0: DOM Bridge, ARIA States, and Details/Summary Support https://blog.plasmate.app/v050-release/ v0.5.0 adds html_id for DOM resolution, ARIA state preservation, details/summary extraction, improved Wikipedia tables, GDPR banner stripping, and ICU/Intl support for JS-heavy SPAs. Sat, 28 Mar 2026 00:00:00 GMT https://blog.plasmate.app/v050-release/ SOM-first Websites: How Publishers Can Serve AI Agents Directly https://blog.plasmate.app/som-first-websites/ Instead of blocking AI agents or letting them scrape raw HTML, publishers can serve structured SOM representations directly. A step by step implementation guide. Thu, 26 Mar 2026 00:00:00 GMT https://blog.plasmate.app/som-first-websites/ Authenticated Browsing for AI Agents: How to Let Your Agent Log In as You https://blog.plasmate.app/authenticated-browsing-for-agents/ Your AI agent needs to browse sites you are logged into. Twitter, LinkedIn, internal tools. Here is how Plasmate handles authenticated sessions without sharing passwords. Tue, 24 Mar 2026 00:00:00 GMT https://blog.plasmate.app/authenticated-browsing-for-agents/ Build a Web Research Agent with Plasmate in 50 Lines of Python https://blog.plasmate.app/build-a-web-research-agent/ A complete tutorial for building a web research agent that uses SOM to browse the web at 4x lower token cost. Python, OpenAI, and Plasmate. Full code included. Sun, 22 Mar 2026 00:00:00 GMT https://blog.plasmate.app/build-a-web-research-agent/ The Agentic Web: Why the Web Needs a Fourth Layer https://blog.plasmate.app/the-agentic-web/ The web has served humans, then search engines, then applications. AI agents are the fourth consumer, and they have no format designed for them. We propose three infrastructure primitives to fix this. Sat, 21 Mar 2026 00:00:00 GMT https://blog.plasmate.app/the-agentic-web/ Why SOM Matters: The Case for a Semantic Web Format for AI Agents https://blog.plasmate.app/why-som-matters/ HTML was designed for browsers. Markdown was designed for humans. Neither was designed for AI agents. SOM is the missing format for the fourth consumer of the web. Fri, 20 Mar 2026 00:00:00 GMT https://blog.plasmate.app/why-som-matters/ Introducing Plasmate: The Better Browser for AI Agents https://blog.plasmate.app/introducing-plasmate/ Raw HTML wastes 80% of your LLM context window on CSS classes, tracking scripts, and layout noise. Plasmate is an open-source headless browser that compiles web pages into structured semantic JSON for AI agents. Wed, 18 Mar 2026 00:00:00 GMT https://blog.plasmate.app/introducing-plasmate/