LangChain vs notte
LangChain and notte are both agent frameworks. LangChain is published by LangChain and notte by nottelabs. On GitHub, LangChain has 148,371 stars and notte has 2,043. Both were last active in Oct 2026. The table lines up where they differ (publisher, GitHub stars, weekly downloads and languages) and has the install commands for both. Everything here comes from the listings' public sources and is refreshed daily. LangChain describes itself as: Python framework of interoperable components and integrations for building agents and LLM apps, with LangGraph and Deep Agents layered above it. notte: Browser infrastructure for AI agents: local and cloud Playwright-based browser sessions, scraping and deployable browser functions. Licenses: LangChain MIT, notte unknown.
Updated Oct 26, 2026 · Built from catalog data; how we rank and grade
LangChain
LangChain
Python framework of interoperable components and integrations for building agents and LLM apps, with LangGraph and Deep Agents layered above it.
notte
nottelabs
Browser infrastructure for AI agents: local and cloud Playwright-based browser sessions, scraping and deployable browser functions.
Who should pick which
- Pick notte if you work in JavaScript and TypeScript.
- LangChain has the larger community: 148,371 GitHub stars against 2,043.
From listing data only. We don't pick a winner on security beyond the grades; read how grades work.
Side by side
| Fact | LangChain | notte |
|---|---|---|
| Type | Harness | Harness |
| Publisher | LangChain | nottelabs |
| License | MIT | License unknown |
| Pricing | Not stated | Not stated |
| Runs | Not stated | Not stated |
| Auth | Not stated | Not stated |
| Hosts supported | Not stated | Not stated |
| Tools | Not listed yet | Not listed yet |
| Security grade | –Security: not graded yet | –Security: not graded yet |
| Freshness grade | AFreshness: A | AFreshness: A |
| GitHub stars | 148,371 | 2,043 |
| Weekly downloads | 37,334,710 | 602 |
| Last release | Oct 22, 2026 | Oct 23, 2026 |
| Last activity | Oct 24, 2026 | Oct 24, 2026 |
Facts from each listing's public sources, checked daily. Tool lists arrive with tool scans.
Install
LangChain
pip install langchain
notte
pip install notte
Also consider
- 0.853score
LlamaIndex
LlamaIndex
Open-source Python toolkit for RAG and agents over your own data, with event-driven workflows and 300+ integration packages.
HarnessAFreshness: A★ 52.6K↓ 1.4M/wk - 0.851score
Strands Agents
AWS
Open-source Python and TypeScript SDK for model-driven agents, with tools, MCP, multi-agent patterns and streaming.
HarnessAFreshness: A★ 8.9K↓ 8.9M/wk - 0.841score
GitHub Copilot SDK
GitHub
Multi-language SDKs for embedding the GitHub Copilot agent runtime, with planning, tool calls and file edits, in your apps.
HarnessAFreshness: A★ 10.6K↓ 1.2M/wk
Questions
- Is LangChain or notte more popular?
- LangChain has more GitHub stars (148,371 against 2,043). Stars measure attention, not quality, so check freshness and docs too.
- Are LangChain and notte open source?
- LangChain is open source (MIT); the other is unknown.
Related
Cite this page
LangChain vs notte. Agent Mart. https://agentmart.dev/compare/langchain-vs-notte (last updated 2026-10-26)