Sim alternatives
6 agents tools in the same lane as Sim, ranked by editorial score.
SI
Sim
Agents · Multi-model: OpenAI, Anthropic, Google, DeepSeek, xAI, Cerebras, Groq, Sakana AI
Open-source AI agent workspace — build visually, conversationally, or with code
Freemium· Free: $0 · Pro: $25 · Max: $100 · Enterprise: CustomSales outreach agentsIT ticket triage and resolution
N8
n8n
Agents · Multi-model
8.3
Source-available workflow automation with first-class AI-agent and RAG building blocks.
Freemium· Starter: 20€ · Pro: 50€ · Business: 667€ · Enterprise: Contact Salesai-agentsworkflow-automation
CS
Coze Studio
Agents · Multi-model
7.2
Self-hostable visual AI agent development platform from ByteDance with workflows, RAG, and plugin tooling.
Free· Free, Apache 2.0; self-hostedai-agentsworkflow-automation
MC
MindsHub Cowork
Agents · Multi-model
7.0
Unified workspace for open-source AI agents that turn tasks into shareable documents, dashboards, and apps.
Paid· Free: $0 · Pro: Pay as you godocument-generationdata-analysis
LA
Langflow
Agents · Multi-model
8.1
Open-source visual builder for LangChain-style AI agents and RAG pipelines.
Freemium· Open-source free; hosted free tier + paid enterprise via DataStaxagent-prototypingrag-pipelines
MI
MindStudio
Agents · Multi-model
6.9
No-code platform for building and deploying AI agents across 200+ models without juggling API keys.
Freemium· Free: $0 · Individual: $20agent-buildingworkflow-automation