AI SDK alternatives
5 resources that do what AI SDK does: compare pricing, platforms and what each one does best.
Quick comparison
| Resource | Pricing | From | Platforms | Origin |
|---|---|---|---|---|
 AI SDKThe one you searched | Free | — | API | 🇺🇸 United States |
 Mastra | Freemium | $250 per month | CLIAPI | 🇺🇸 United States |
 LangGraph | Free | — | CLIAPI | 🇺🇸 United States |
 CrewAI | Freemium | — | WebCLIAPI | 🇺🇸 United States |
 Flowise | Freemium | $35 per month | WebAPI | 🇺🇸 United States |
 Dify | Freemium | $59 per month | WebAPI | 🇺🇸 United States |
Alternatives picked by the editor
Mastra
Freemium · From $250
TypeScript framework for agents with memory, workflows and evals
- All TypeScript: agents, workflows, memory, RAG and evals
- Open source under Apache 2.0, except the enterprise modules
- Requires coding; it's not a no-code tool
LangGraph
Free
Orchestrate reliable AI agents as stateful graphs in Python or JS
- Fine-grained control: you define every node, branch and state
- Durable execution with checkpoints and resumption
- Steep learning curve: you have to think in graphs and state
Also in AI frameworks
They solve something similar, though the editor didn't mark them as a direct alternative.
CrewAI
Freemium
Python framework for teams of AI agents with roles and tasks
- MIT-licensed open source with no LangChain dependency
- Readable role-and-task model for multi-agent systems
- Python only: there's no official TypeScript version
Flowise
Freemium · From $35
Build AI agents and RAG chatbots by dragging nodes
- Open source under Apache 2.0, except the enterprise module
- Every flow is available as an API and a chat widget
- Complex flows call for a working grasp of LLMs, embeddings and RAG
Dify
Freemium · From $59
Build AI apps and RAG agents on a visual canvas and ship them as APIs
- Interface available in Spanish and 20+ other languages
- Self-hostable with Docker, with source code on GitHub
- The license bans running it as a multi-tenant service without permission
