WorkOS vs LangChain

WorkOS

LangChain

WorkOS · 13 features

• Audit Logs — Standardized audit log pipeline with streaming to SIEMs (Splunk, Datadog, Sumo L…
• AuthKit — Complete drop-in user management UI + hosted auth flows. Built on top of WorkOS.
• Directory Sync — SCIM-based user provisioning/deprovisioning from Okta, Azure AD, Google Workspac…
• FGA (WorkOS) — Fine-grained authorization based on Google Zanzibar / OpenFGA.
• Magic Auth — Passwordless email codes + links. Good alternative to password auth for B2B.
• Multi-Factor Auth — TOTP + SMS MFA enrollment and verification APIs.
• Organizations — Multi-tenant B2B primitive. Attach SSO/Directory/Audit to specific customer orgs…
• Passkeys — WebAuthn passkeys as a first-class factor.
• Radar — Fraud protection: device fingerprinting + risk scoring at signup and login.
• Single Sign-On — Plug-and-play SAML 2.0 + OIDC SSO with 30+ identity providers pre-mapped.
• User Management — REST API + webhooks for user CRUD, email verification, sessions, MFA, metadata.
• Vault — Secret storage for tokens + per-tenant credentials.
• Widgets — Embeddable admin portals (SSO setup, directory mapping) that your customers self…

LangChain · 18 features

• Agents — Tool-using agents with reasoning loops.
• Chains (LCEL) — LangChain Expression Language — pipe primitives into chains.
• Checkpointers (LangGraph) — Persist agent state to SQL, Mongo, Redis, Postgres.
• Document Loaders — 150+ loaders for PDF, HTML, Notion, Google Drive, S3, GitHub, etc.
• Human-in-the-loop — Pause agent for approval, then resume.
• LangGraph — Stateful graph-based agent runtime. Durable, replayable, human-in-the-loop.
• LangGraph Platform — Managed hosting for LangGraph agents with state persistence.
• LangGraph Studio — Desktop IDE for debugging agent graphs.
• LangServe — Deploy chains as FastAPI endpoints.
• Memory — Buffer, summary, entity, vector memory stores.
• Output Parsers — Structured JSON, Pydantic schemas, function calling.
• Prompt Templates — Templating + partial filling + output parsers.
• RAG (Retrieval-Augmented Generation) — Standard patterns + 50+ retrievers.
• Streaming — First-class streaming at every layer.
• Subgraphs — Compose agent graphs hierarchically.
• Text Splitters — Recursive, token, semantic splitters for chunking.
• Tools — 400+ pre-built tools (web search, code, databases, APIs).
• Vector Store Integrations — 60+ vector DBs (Pinecone, Chroma, Weaviate, PGVector, Qdrant, Milvus).