Deep Agents
by LangChain
LangChain’s long-horizon agent framework, released as a managed service in August 2026.
Timeline
| Date | Event |
|---|---|
| 2025-08-18 | Deep Agents JS — the open framework |
| 2025-08 | Community adoption; architectures explicitly inspired by Claude Code |
| 2026-08-19 | Managed Deep Agents launches with a full documentation set |
Managed Deep Agents (2026-08-19)
LangChain shipped a coordinated release covering: Intro, Conceptual, Quickstart, Skills, Tools,
and an Instructions & Context Hub — plus integration examples with Browserbase’s Stagehand for
web browsing and a production deployment guide.
Features
- Long-horizon agent execution rather than single-turn tool calls
- Skills and Tools abstractions with a context/instructions hub
- Managed hosting — LangChain runs the infrastructure
- Web browsing via Browserbase Stagehand integration
- Production deployment patterns documented first-party
Notes
The framework predates the managed product by a year: Deep Agents JS shipped August 2025, and
the architecture was openly described as inspired by Claude Code’s agent loop. The 2026 release
is the commercialisation of that.
Coverage is first-party heavy (LangChain’s own channel), with the notable exception of a customer
case — Harmonic reporting 4× user retention after building on Deep Agents.