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6 stacks matching
Knowledge work
Oct 18, 2026
Notion Agent (sixth-generation harness)
Knowledge-work agents and Custom Agents inside Notion, including tasks that can now run for more than 24 hours
Coding agent
Sep 28, 2026
Replit Agent (model-directed harness)
Replit's production coding agent, whose core loop decides how hard to think, when to hand work off, and which subagent (and model) should do it
Internal engineering platform
Aug 3, 2026
Duolingo's production agent platform
An internal platform so any Duolingo team can define a production agent once and invoke it from Slack, internal sites, a CLI, or another Temporal workflow. In use for fixing CI failures, addressing code-review comments, and a Slack bot for release managers that investigates crashes and summarizes findings
SaaS / agent platform
May 25, 2026
ODSEA's LangGraph + Next.js + Supabase production stack
A production platform that 'serves thousands of users' and 'processes AI agent workflows 24 hours a day', documented as a set of public architecture decision records
E-commerce analytics
Aug 14, 2025
LangGraph ecommerce analyst with daily reports (HN)
An AI ecommerce analyst with a report-builder mode and a chatbot: it consumes API data and visitor sessions, builds a large report, and compresses it into actionable insights for online store owners. The report runs once a day per customer.
Customer support
Aug 7, 2025
Intercom Fin
A customer-support AI agent (chat, and in later work email and voice) that Intercom says resolves up to 70% of customers' conversations, with a 99.8% monthly uptime SLA