--- title: "langchain vs voltagent" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/langchain-ai-langchain-vs-voltagent-voltagent" tools: ["langchain-ai-langchain", "voltagent-voltagent"] --- # langchain vs voltagent Neutral, constraint-first comparison with live GitHub stats. | | [langchain](/tools/langchain-ai-langchain.md) | [voltagent](/tools/voltagent-voltagent.md) | | --- | --- | --- | | Tagline | The agent engineering platform. | AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework | | Stars | 141,278 | 9,976 | | Forks | 23,481 | 1,036 | | Open issues | 406 | 72 | | Language | Python | TypeScript | | Adopt for | LangChain is an open-source Python framework focused on building agents and LLM-powered applications with built-in support for interoperable components and third-party integrations. It offers a suite of tools including ' | VoltAgent is an AI Agent Engineering Platform built on an Open Source TypeScript framework designed for building intelligent agents with memory management, RAG systems, tool integration, workflow orchestration and more. | | Persona | - | - | | Runtime | - | - | | License | MIT | MIT | | Categories | AI Agents, LLM Frameworks | AI Agents, Evaluation & Observability, Developer Tools | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [langchain](/tools/langchain-ai-langchain.md) | [voltagent](/tools/voltagent-voltagent.md) | | --- | --- | --- | | Open issues (now) | 406 | 72 | | Security scan | No lockfile | Not scanned | | Full report | [trust report](/tools/langchain-ai-langchain/trust.md) | [trust report](/tools/voltagent-voltagent/trust.md) | **Typed relationship:** langchain _(alternative)_ voltagent Both VoltAgent and LangChain are platforms for developing AI agents, though they might differ in their primary programming languages and feature sets. ## Decision facts: langchain - **Pricing:** freemium - LangChain is available free of cost due to its open-source nature. However, certain advanced features or services provided through LangSmith may have associated costs that are not detailed in this un- - **Adopt for:** LangChain is an open-source Python framework focused on building agents and LLM-powered applications with built-in support for interoperable components and third-party integrations. It offers a suite of tools including ' ## Decision facts: voltagent - **Pricing:** freemium - Voltagent offers an open-source framework under the MIT license for free. However, it mentions a VoltOps Console which provides additional observability and automation services that may have a cost. - **Requirements:** Min 2 GB RAM; Requires a Node.js environment as it is built on TypeScript.; Ensure compatibility with chosen AI providers for seamless model integration. - **Adopt for:** VoltAgent is an AI Agent Engineering Platform built on an Open Source TypeScript framework designed for building intelligent agents with memory management, RAG systems, tool integration, workflow orchestration and more. ## Choose when ### Choose langchain if… - langchain is primarily Python; voltagent is TypeScript. - Pricing: LangChain is available free of cost due to its open-source nature. However, certain advanced features or services provided through LangSmith may have associated costs that are not detailed in this un-. - Both VoltAgent and LangChain are platforms for developing AI agents, though they might differ in their primary programming languages and feature sets. - Tags unique to langchain: langchain, framework, ai-agents. - Also covers LLM Frameworks. - You are developing complex AI applications that require advanced customization or agent orchestration with LangGraph. ### Choose voltagent if… - voltagent is primarily TypeScript; langchain is Python. - Pricing: Voltagent offers an open-source framework under the MIT license for free. However, it mentions a VoltOps Console which provides additional observability and automation services that may have a cost. . - Requirements: Min 2 GB RAM; Requires a Node.js environment as it is built on TypeScript.; Ensure compatibility with chosen AI providers for seamless model integration.. - Both VoltAgent and LangChain are platforms for developing AI agents, though they might differ in their primary programming languages and feature sets. - Tags unique to voltagent: nodejs, javascript, ai-agents-framework, typescript. - Also covers Evaluation & Observability, Developer Tools. - Requires full code control and production-ready observability features. ## When NOT to use langchain - If you are seeking simpler or standalone tools without the complexity of chaining interoperable components. - When your project requires language support other than Python, as LangChain’s core is built around Python with limited JS/TS options. - Your development environment does not allow for open-source tooling under MIT license. ## When NOT to use voltagent - If you prefer frameworks in languages other than TypeScript, as VoltAgent is built completely on it. - Looking for a more out-of-the-box solution with less coding flexibility and customization. - Project doesn't require advanced features such as memory management, RAG systems, or multi-agent coordination capabilities. ## Common questions ### What is the difference between langchain and voltagent? langchain: The agent engineering platform.. voltagent: AI Agent Engineering Platform built on an Open Source TypeScript AI Agent Framework. See the comparison table for live GitHub stats and shared categories. ### When should I choose langchain over voltagent? Choose langchain over voltagent when langchain is primarily Python; voltagent is TypeScript; Pricing: LangChain is available free of cost due to its open-source nature. However, certain advanced features or services provided through LangSmith may have associated costs that are not detailed in this un-; Both VoltAgent and LangChain are platforms for developing AI agents, though they might differ in their primary programming languages and feature sets; Tags unique to langchain: langchain, framework, ai-agents; Also covers LLM Frameworks; You are developing complex AI applications that require advanced customization or agent orchestration with LangGraph. ### When should I choose voltagent over langchain? Choose voltagent over langchain when voltagent is primarily TypeScript; langchain is Python; Pricing: Voltagent offers an open-source framework under the MIT license for free. However, it mentions a VoltOps Console which provides additional observability and automation services that may have a cost. ; Requirements: Min 2 GB RAM; Requires a Node.js environment as it is built on TypeScript.; Ensure compatibility with chosen AI providers for seamless model integration.; Both VoltAgent and LangChain are platforms for developing AI agents, though they might differ in their primary programming languages and feature sets; Tags unique to voltagent: nodejs, javascript, ai-agents-framework, typescript; Also covers Evaluation & Observability, Developer Tools; Requires full code control and production-ready observability features. ### When should I avoid langchain? If you are seeking simpler or standalone tools without the complexity of chaining interoperable components. When your project requires language support other than Python, as LangChain’s core is built around Python with limited JS/TS options. Your development environment does not allow for open-source tooling under MIT license. ### When should I avoid voltagent? If you prefer frameworks in languages other than TypeScript, as VoltAgent is built completely on it. Looking for a more out-of-the-box solution with less coding flexibility and customization. Project doesn't require advanced features such as memory management, RAG systems, or multi-agent coordination capabilities. ### Is langchain or voltagent more popular on GitHub? langchain has more GitHub stars (141,278 vs 9,976). Stars measure visibility, not whether either tool fits your constraints. ### Are langchain and voltagent open source? Yes - both are open-source projects on GitHub (langchain: MIT, voltagent: MIT). ### Where can I find alternatives to langchain or voltagent? GraphCanon lists graph-backed alternatives at /tools/langchain-ai-langchain/alternatives and /tools/voltagent-voltagent/alternatives (/tools/langchain-ai-langchain/alternatives.md, /tools/voltagent-voltagent/alternatives.md), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at /compare/langchain-ai-langchain-vs-voltagent-voltagent.md mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, langchain or voltagent? langchain: Very active. voltagent: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for langchain and voltagent? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: langchain: /tools/langchain-ai-langchain/trust; voltagent: /tools/voltagent-voltagent/trust. --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=langchain-ai-langchain`](/api/graphcanon/graph?tool=langchain-ai-langchain) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_