AutoGPT vs Sim
Two of the top agent platforms, side by side: score, setup, license, activity and what each review found.
AutoGPT
Block-based builder for agents that run on demand, schedule or trigger
Sim
Workspace to build, deploy and monitor agents with 1,000+ integrations
| What we compare | AutoGPT | Sim |
|---|---|---|
| Score parts, out of 100 | ||
| Adoption | 99, widely used | 53, popular |
| Freshness | 100, active | 100, active |
| Maintenance | 79, fair | 84, healthy |
| Easy to run | 17, hard | 50, easy |
| Agent-ready | 85, ready | 85, ready |
| Facts from GitHub and the README | ||
| Stars | 187.5k | 29.8k |
| License | custom license (read the license) | Apache-2.0 (permissive) |
| Last commit | Oct 2026 | Oct 2026 |
| Last release | Oct 2026 | Oct 2026 |
| Language | Not stated | Not stated |
| Docker | No | Yes |
| GPU | Not needed | Not needed |
| arm64 or Apple Silicon | Mentioned | Mentioned |
AutoGPT
AutoGPT Platform lets you describe a job in plain English (AutoPilot) or wire blocks on a visual canvas, then run the agent on demand, on a schedule or from a trigger, with a dashboard of runs and costs and a marketplace of shared agents. It connects to 45+ platforms such as Gmail, Slack, GitHub and Notion. Self-hosting is free with your own Docker host and model API keys; the hosted platform is paid.
Who it is for: Non-developers and teams wanting scheduled agents over SaaS tools
Strengths
- Plain-English AutoPilot and a drag-and-connect block builder for the same agent
- Agents run on demand, on schedules or from triggers with a run and cost dashboard
- 45+ integrations including Gmail, Google Sheets, GitHub, Slack, Notion, Jira, Salesforce
- Classic standalone agent still shipped under MIT in classic/
Weaknesses
- Platform code is Polyform Shield: no offering it as a competing hosted service
- README has no self-host commands; the single-container installer is still unreleased
- Windows self-hosting is manual-guide only
- Hosted platform charges per agent run; README is largely marketing
- no GPU
- Needs Docker
Sim
Sim is a Next.js and Bun app on PostgreSQL that builds agents visually, by chat or in code, with monitoring, schedules and logs. The npx sim-setup wizard (Node.js 20+ and Docker) provisions the database, secrets and images and serves port 3000. Tables, files and knowledge bases share the workspace, 1,000+ integrations such as Slack, Notion and HubSpot are available, and local models run via Ollama or vLLM.
Who it is for: Teams wanting a hosted-style agent builder on their own servers
Strengths
- Built-in tables, file store and knowledge bases alongside workflows and chat
- 1,000+ integrations including Slack, Notion, HubSpot, Salesforce and databases
- Local models via Ollama and vLLM; Apache-2.0 license
- sim-setup wizard adds email, storage, sandbox, jobs, cache or knowledge later
Weaknesses
- Chat is a Sim-managed service; self-hosted installs need a Chat API key from sim.ai
- Setup prompt in the README notes the Compose stack needs 12 GB+ RAM
- Background jobs use Trigger.dev and remote code execution uses E2B
- Self-hosting goes through an npx wizard rather than a documented compose file
- RAM ≥ 12 GB
- no GPU
- Docker + Compose
- Needs PostgreSQL, Docker, Sim Chat API key
- Models: Ollama, vLLM
- port 3000