LangChainDart

Open Source

Ports to other languages Updated Feb 15, 2026

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Compared with 5 other Ports to other languages agents Open source Self-hostable Updated Feb 2026

💰 Open Source 🔄 Updated Feb 2026 🖥️ Self-hostable

💰 Pricing

Open Source

Free and open-source under the MIT license.

🎯 Use Cases

Building chatbots in Flutter apps Creating AI-powered assistants for mobile applications Developing language-based tools for Dart applications Integrating LLMs into cross-platform Flutter projects

⚖️ Pros & Cons

✅ Pros

Brings LangChain functionality to the Dart/Flutter ecosystem
Open-source and community-driven
Supports integration with various LLM providers

❌ Cons

Smaller community compared to the original Python version
Limited documentation compared to the main LangChain project
May lag behind the Python version in feature updates

Overview

LangChainDart is a Dart/Flutter port of the LangChain framework, enabling developers to build language model-based applications in Dart. It provides tools for integrating large language models (LLMs) into Flutter apps, supporting features like chains, agents, and memory.

Problem It Solves

It simplifies the development of LLM-powered applications in Dart/Flutter by offering a familiar framework and reducing the need for custom integrations.

Target Audience: Developers and teams working with ports to other languages automation.

Inputs

• User configuration
• API credentials (if required)
• Task parameters

Outputs

• Automated task results
• Status reports
• Generated content or actions

Example Workflow

1 User configures the agent with required parameters
2 Agent receives input data or trigger
3 Agent processes the request using its core logic
4 Agent interacts with external services if needed
5 Results are returned to the user

Sample System Prompt


              You are LangChainDart, an AI assistant. Help the user accomplish their task efficiently.

Tools & Technologies

LLM APIs Python

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FAQs

Is this agent open-source?: Yes
Can this agent be self-hosted?: Yes
What skill level is required?: Intermediate

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