“LangChain”

Tracing, evaluation and monitoring for LLM apps and agents, with SDKs for several languages

LangChain's no-code platform for creating agents from chat or templates, with tool-level approvals, remote MCP servers and use in Slack, Teams and Gmail

Framework-agnostic infrastructure for running long-running agents in production.

Database for AI with a deep-learning storage format for embeddings, media and datasets, plus vector search.

Marketplace of ready-to-run web scraping and automation tools called Actors, runnable through an API.

Open source vector database for AI apps, built on Postgres with pgvector and available self-hosted or managed.

AI gateway and agent observability for 250+ LLMs, with tracing, analytics, guardrails and cost controls.