Deep Agents vs OpenAI Agents SDK (JavaScript)
Deep Agents and OpenAI Agents SDK (JavaScript) start from different languages. Deep Agents, from LangChain, is an opinionated harness on LangGraph with sub-agents, filesystem access, context management, persistent memory and approval of tool calls. The OpenAI SDK is a TypeScript and JavaScript framework for multi-agent workflows with tools, handoffs, guardrails, sandboxes and voice agents.
Pick Deep Agents if you work in Python. Pick the OpenAI Agents SDK (JavaScript) if you work in JavaScript. Deep Agents has 30,550 GitHub stars and 1,930,228 weekly downloads, against 3,939 stars and 1,193,362 downloads. Both are MIT licensed and have a freshness grade of A.
Updated Oct 26, 2026 · Built from catalog data; how we rank and grade
Deep Agents
LangChain
Opinionated agent harness on LangGraph with sub-agents, filesystem access, context management, persistent memory and approval of tool calls.
OpenAI Agents SDK (JavaScript)
OpenAI
TypeScript and JavaScript framework for multi-agent workflows with tools, handoffs, guardrails, sandboxes and voice agents.
Who should pick which
- Pick Deep Agents if you work in Python.
- Pick OpenAI Agents SDK (JavaScript) if you work in JavaScript.
- Deep Agents has the larger community: 30,550 GitHub stars against 3,939.
From listing data only. We don't pick a winner on security beyond the grades; read how grades work.
Side by side
| Fact | Deep Agents | OpenAI Agents SDK (JavaScript) |
|---|---|---|
| Type | Harness | Harness |
| Publisher | LangChain | OpenAI |
| License | MIT | MIT |
| 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 | 30,550 | 3,939 |
| Weekly downloads | 1,930,228 | 1,193,362 |
| Last release | Oct 23, 2026 | Oct 20, 2026 |
| Last activity | Oct 24, 2026 | Oct 21, 2026 |
Facts from each listing's public sources, checked daily. Tool lists arrive with tool scans.
Install
Deep Agents
pip install deepagents
OpenAI Agents SDK (JavaScript)
npm install @openai/agents
Also consider
- 0.867score
Pi Agent Core
Earendil
Minimal TypeScript agent harness with an agent runtime, multi-provider LLM API, terminal UI and coding agent CLI that users extend themselves.
HarnessAFreshness: A★ 117.6K↓ 5.1M/wk - 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 - 0.831score
CopilotKit
CopilotKit
Open-source SDK that connects AI agents to app front ends with chat UI, generative UI, shared state and human approvals; creator of the AG-UI protocol.
HarnessAFreshness: A★ 38.2K↓ 286.2K/wk
Questions
- Is Deep Agents or OpenAI Agents SDK (JavaScript) more popular?
- Deep Agents has more GitHub stars (30,550 against 3,939). Stars measure attention, not quality, so check freshness and docs too.
- Are Deep Agents and OpenAI Agents SDK (JavaScript) open source?
- Yes: Deep Agents is MIT and OpenAI Agents SDK (JavaScript) is MIT.
Related
- AlternativesAlternatives to Deep Agents
- AlternativesAlternatives to OpenAI Agents SDK (JavaScript)
- ComparisonDeep Agents vs Pi Agent Core
- ComparisonCopilotKit vs Deep Agents
- ComparisonDeep Agents vs Letta
- ComparisonOpenAI Agents SDK (JavaScript) vs PraisonAI
- ComparisonOpenAI Agents SDK (JavaScript) vs Pi Agent Core
- ComparisonCopilotKit vs OpenAI Agents SDK (JavaScript)
Cite this page
Deep Agents vs OpenAI Agents SDK (JavaScript). Agent Mart. https://agentmart.dev/compare/deep-agents-vs-openai-agents-sdk-javascript (last updated 2026-10-26)