Sim

Sim is an open-source AI workspace that lets teams build, deploy, and govern AI agents.

Sim is an open-source AI workspace designed for companies to build, deploy, and manage AI agents in one place. Teams can build agents visually, conversationally through chat, or with code, connecting 1,000+ integrations and every major LLM. The platform provides central control over access, spend, data, and deployment, featuring tools like a knowledge base, tables, files, and step-by-step logs. It is built for organizations seeking enterprise security and governance, offering SSO, SCIM, permission groups, spend controls, and audit records. Users can run Sim locally via CLI or self-host it in their own cloud using Docker or Kubernetes.

Sim at a glance

Best for: Software engineer, Founder, Product manager
Runs on: Web, CLI, self-hosted
Pricing: Free plan; Pro plan; Max plan; Enterprise plan tailored to your team
Released: January 2025
Category: AI agent tool
Website: sim.ai

Key features

Visual, conversational, and code-based agent building
Integration with 1,000+ systems and major LLMs
Knowledge base with synced sources for trusted memory
Structured data tables for agent reads and updates
Detailed block-by-block run logs and traces
SSO and SCIM identity provider integration
Permission groups and spend controls
Self-hosting with Docker or Kubernetes

Use it for

Build and deploy AI agents for company workflows
Manage and govern agent access, spend, and data
Sync knowledge bases from Notion, Drive, and Confluence
Monitor agent runs and troubleshoot failures via logs

Alternatives to Sim

Agent S — Uses neurosymbolic AI to save token usage and handle long-horizon reasoning.
Copilot Studio — Builds autonomous multi-agent systems connected to enterprise data and channels.
Agenta — Build and automate AI agents that run on your own infrastructure or the cloud.
Sim Xp — Turns static engineering stories into interactive simulations.
Composio — Equips AI agents with tools, managed user auth, and sandboxes across 1,500+ apps
Adyen — Share AI agent resources across coding tools and repositories easily.
OpenHarness — Manages Claude Code, Codex, and Hermes from a single command center.
OrgComputers — Connects your team and AI agents to a single shared workspace.
OpenBot — Runs entirely on your own infrastructure with strict document permissions and custom.
OpenViking — Unifies agent memory, knowledge RAG, and skills into a single directory structure.
AgenticOS — Govern AI agents with budget controls, approvals, and audit logs on your own infrastructure.
FastGPT — It uses hybrid retrieval and auto-cleansed data to prevent hallucinations.

All Sim alternatives