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# Agents and harnesses

Design and operate systems that combine model decisions with tools.

- [Agent Design Patterns](/agents/agent-design-patterns/index.md) (510)

- [Harnesses And Frameworks](/agents/harnesses-and-frameworks/index.md) (4)

- [Tool Use And Mcp](/agents/tool-use-and-mcp/index.md) (36)

- [Coding Agents](/agents/coding-agents/index.md) (2)

- [Computer And Browser Use](/agents/computer-and-browser-use/index.md) (1)

- [Multi Agent Systems](/agents/multi-agent-systems/index.md) (2)

[Beginner](/agents/beginner/index.md) [Intermediate](/agents/intermediate/index.md) [Advanced](/agents/advanced/index.md) [Expert](/agents/expert/index.md)

555 resources · page 3 of 18

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### [@GoogleDeepMind](/agents/agent-design-patterns/googledeepmind/index.md)

Creator not supplied; see original source.

X account of Google DeepMind: official research and Gemini model announcements.

Not applicable (entity) · unknown · unknown resource · en 

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### [@GoogleResearch](/agents/agent-design-patterns/googleresearch/index.md)

Creator not supplied; see original source.

X account of Google Research: research publications, blog posts and project announcements.

Not applicable (entity) · unknown · unknown resource · en 

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### [cursor/plugins: pstack](/agents/agent-design-patterns/harness-engineering/index.md)

Creator not supplied; see original source.

pstack directory in Cursor's plugins GitHub repo, which holds the Cursor plugin specification and official plugins.

Not applicable (entity) · unknown · unknown resource · en 

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### [Harvey](/agents/agent-design-patterns/harvey/index.md)

Creator not supplied; see original source.

Harvey: AI software for law firms and legal teams covering contract analysis, due diligence and research.

Not applicable (entity) · unknown · unknown resource · en 

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### [Hebbia](/agents/agent-design-patterns/hebbia/index.md)

Creator not supplied; see original source.

Hebbia: AI platform for finance teams that analyses large document sets for asset managers and banks.

Not applicable (entity) · unknown · unknown resource · en 

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### [Hermes Agent](/agents/agent-design-patterns/hermes-agent/index.md)

Creator not supplied; see original source.

Nous Research Hermes Agent GitHub repo: open-source self-improving AI agent framework.

Not applicable (entity) · unknown · unknown resource · en 

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### [huggingface/smolagents](/agents/agent-design-patterns/huggingface-smolagents/index.md)

Creator not supplied; see original source.

Hugging Face smolagents GitHub repo: minimal library for agents that write and execute code.

Not applicable (entity) · unknown · unknown resource · en 

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### [i.AI public repositories](/agents/agent-design-patterns/i-ai-public-repositories/index.md)

Creator not supplied; see original source.

i.AI GitHub organisation: public code from the UK government's Incubator for Artificial Intelligence.

Not applicable (entity) · unknown · unknown resource · en 

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### [@IBMDeveloper (IBM Developer)](/agents/agent-design-patterns/ibmdeveloper-ibm-developer-official-x/index.md)

Creator not supplied; see original source.

X account of IBM Developer: tutorials, open-source projects and developer resources from IBM.

Not applicable (entity) · unknown · unknown resource · und 

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### [IndexNow](/agents/agent-design-patterns/indexnow/index.md)

Creator not supplied; see original source.

Bing IndexNow page: protocol for notifying search engines of new and changed URLs.

Not applicable (entity) · unknown · unknown resource · en 

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### [IndicXlit](/agents/agent-design-patterns/indicxlit/index.md)

Creator not supplied; see original source.

IndicXlit GitHub repo (AI4Bharat): transformer transliteration models for 21 Indic languages.

Not applicable (entity) · unknown · unknown resource · en 

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### [junie-guidelines](/agents/agent-design-patterns/jetbrains-junie-guidelines/index.md)

Creator not supplied; see original source.

JetBrains junie-guidelines GitHub repo: catalogue of technology-specific guidelines for Junie code generation.

Not applicable (entity) · unknown · unknown resource · en 

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### [Koog](/agents/agent-design-patterns/jetbrains-koog-kotlin-agent-framework/index.md)

Creator not supplied; see original source.

JetBrains Koog GitHub repo: JVM framework for building AI agents in Java and Kotlin.

Not applicable (entity) · unknown · unknown resource · en 

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### [JSON Feed](/agents/agent-design-patterns/json-feed/index.md)

Creator not supplied; see original source.

JSON Feed version 1.1 specification: JSON-based syndication format similar to RSS and Atom.

Not applicable (entity) · unknown · unknown resource · und 

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### [JSON-LD 1.1](/agents/agent-design-patterns/json-ld-1-1/index.md)

Creator not supplied; see original source.

W3C JSON-LD 1.1 recommendation: JSON-based format for serialising linked data.

Not applicable (entity) · unknown · unknown resource · en 

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### [JSON Schema](/agents/agent-design-patterns/json-schema/index.md)

Creator not supplied; see original source.

JSON Schema site: specification and tooling for describing and validating JSON data.

Not applicable (entity) · unknown · unknown resource · en 

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### [@KagiHQ (Kagi)](/agents/tool-use-and-mcp/kagihq-official-x/index.md)

Creator not supplied; see original source.

X account of Kagi: updates on its ad-free search engine, browser and AI assistant products.

Not applicable (entity) · unknown · unknown resource · und 

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### [Kandinsky](/agents/agent-design-patterns/kandinsky/index.md)

Creator not supplied; see original source.

Kandinsky site: Sber's family of image and video generation models.

Not applicable (entity) · unknown · unknown resource · ru 

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### [Kimi Code](/agents/agent-design-patterns/kimi-code/index.md)

Creator not supplied; see original source.

Moonshot Kimi Code GitHub repo: command-line coding agent.

Not applicable (entity) · unknown · unknown resource · en 

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### [Kimi (search)](/agents/tool-use-and-mcp/kimi-search/index.md)

Creator not supplied; see original source.

Kimi: Moonshot AI's assistant for chat, search, agentic coding and knowledge work, built on its K-series models.

Not applicable (entity) · unknown · unknown resource · zh 

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### [Klarna hires human agents again after AI push (Entrepreneur)](/agents/agent-design-patterns/klarna-hires-human-agents-again-after-ai-push-entrepreneur/index.md)

Creator not supplied; see original source.

Entrepreneur report on Klarna hiring human support agents again after its AI chatbot push.

Not applicable (entity) · unknown · unknown resource · en 

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### [Kling AI](/agents/agent-design-patterns/kling-kuaishou/index.md)

Creator not supplied; see original source.

Kling AI: Kuaishou's platform for generating videos and images from text, images and references.

Not applicable (entity) · unknown · unknown resource · en 

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### [Krea](/agents/agent-design-patterns/krea/index.md)

Creator not supplied; see original source.

Krea: platform for generating and upscaling images and video, including its own Krea models.

Not applicable (entity) · unknown · unknown resource · en 

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### [@LangChain (LangChain)](/agents/agent-design-patterns/langchain-langchain-official-x/index.md)

Creator not supplied; see original source.

X account of LangChain: releases and tutorials for LangChain, LangGraph and LangSmith.

Not applicable (entity) · unknown · unknown resource · und 

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### [LangGraph](/agents/agent-design-patterns/langgraph-repo/index.md)

Creator not supplied; see original source.

LangGraph GitHub repo: low-level orchestration framework for stateful agents.

Not applicable (entity) · unknown · unknown resource · en 

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### [Law Society sets out GenAI guidance for solicitors (Law Society Gazette)](/agents/agent-design-patterns/law-society-of-ireland-genai-guidance-gazette-12-nov-2025/index.md)

Creator not supplied; see original source.

Law Society of Ireland Gazette article (November 2025) on its generative AI guidance for solicitors.

Not applicable (entity) · unknown · unknown resource · en 

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### [Law Society of Scotland AI guide (Scottish Legal News)](/agents/agent-design-patterns/law-society-of-scotland-ai-guide-scottish-legal-news/index.md)

Creator not supplied; see original source.

Scottish Legal News article on the Law Society of Scotland guide to AI for solicitors.

Not applicable (entity) · unknown · unknown resource · en 

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### [legal](/agents/agent-design-patterns/legal/index.md)

Creator not supplied; see original source.

HazyResearch LegalBench GitHub repo: open benchmark of legal reasoning tasks for LLMs.

Not applicable (entity) · unknown · unknown resource · en 

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### [Letta](/agents/agent-design-patterns/letta-repo/index.md)

Creator not supplied; see original source.

Letta GitHub repo: platform for stateful agents with persistent memory.

Not applicable (entity) · unknown · unknown resource · en 

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### [LiblibAI](/agents/agent-design-patterns/liblibai/index.md)

Creator not supplied; see original source.

LiblibAI: Chinese AI image community for sharing and downloading models, with online WebUI and ComfyUI tools.

Not applicable (entity) · unknown · unknown resource · zh 

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### [LLaMA-Factory](/agents/agent-design-patterns/llama-factory/index.md)

Creator not supplied; see original source.

LLaMA-Factory GitHub repo: unified framework for fine-tuning over 100 LLMs and VLMs.

Not applicable (entity) · unknown · unknown resource · zh|en 

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### [hiyouga/LlamaFactory](/agents/agent-design-patterns/llama-factory-2/index.md)

Creator not supplied; see original source.

LlamaFactory GitHub repo (ACL 2024): unified fine-tuning toolkit for over 100 language and vision-language models.

Not applicable (entity) · unknown · unknown resource · zh|en 

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