---
title: "AI agent orchestration tools — AI data 2026"
url: https://survey.stackoverflow.co/2026/ai/data/ai-orch
year: 2026
chapter: "ai"
question: "AIOrch"
section: "AI agent tools"
licence: "ODbL 1.0 (https://opendatacommons.org/licenses/odbl/1-0/)"
---

# AI agent orchestration tools

LangChain leads at 30%, followed by OpenAI Agents SDK at 24%. “Terminal Use” at 19% suggests many developers favor direct, lightweight orchestration over dedicated frameworks.

Asked as: Have you used any of the following tools for AI agent orchestration or agent frameworks in the past year? Do you want to use any of the following in the next 6 months? (`AIOrch`, scale, optional, v2026.1)

## Options offered

1. LangChain
2. LangGraph
3. Strands
4. OpenAI Agents SDK
5. Llama Stack
6. GripTape
7. CrewAI
8. Google ADK
9. AutoGen
10. Vercel AI SDK
11. Dify
12. DSPy
13. Semantic Kernel
14. Instructor
15. Pydantic AI
16. Hermes Agent
17. Agno
18. Atomic Agents
19. Smolagents
20. 21st.dev
21. Terminal Use
22. Mastra

## Results

### Used

n = 4,400

|  | Respondents | Percent |
| --- | ---: | ---: |
| LangChain | 1,329 | 30.2% |
| OpenAI Agents SDK | 1,048 | 23.8% |
| Terminal Use | 832 | 18.9% |
| LangGraph | 825 | 18.8% |
| Llama Stack | 767 | 17.4% |
| Google ADK | 617 | 14.0% |
| Hermes Agent | 449 | 10.2% |
| Vercel AI SDK | 395 | 9.0% |
| Pydantic AI | 390 | 8.9% |
| CrewAI | 242 | 5.5% |
| Semantic Kernel | 218 | 5.0% |
| AutoGen | 200 | 4.5% |
| Strands | 178 | 4.0% |
| DSPy | 159 | 3.6% |
| Mastra | 132 | 3.0% |
| Dify | 126 | 2.9% |
| Smolagents | 116 | 2.6% |
| Atomic Agents | 115 | 2.6% |
| Instructor | 106 | 2.4% |
| Agno | 105 | 2.4% |
| 21st.dev | 100 | 2.3% |
| GripTape | 91 | 2.1% |

### Want to use

n = 4,400

|  | Respondents | Percent |
| --- | ---: | ---: |
| LangChain | 1,088 | 24.7% |
| OpenAI Agents SDK | 870 | 19.8% |
| Terminal Use | 669 | 15.2% |
| LangGraph | 897 | 20.4% |
| Llama Stack | 733 | 16.7% |
| Google ADK | 670 | 15.2% |
| Hermes Agent | 759 | 17.3% |
| Vercel AI SDK | 498 | 11.3% |
| Pydantic AI | 635 | 14.4% |
| CrewAI | 431 | 9.8% |
| Semantic Kernel | 389 | 8.8% |
| AutoGen | 376 | 8.5% |
| Strands | 387 | 8.8% |
| DSPy | 372 | 8.5% |
| Mastra | 355 | 8.1% |
| Dify | 328 | 7.5% |
| Smolagents | 343 | 7.8% |
| Atomic Agents | 345 | 7.8% |
| Instructor | 319 | 7.3% |
| Agno | 321 | 7.3% |
| 21st.dev | 329 | 7.5% |
| GripTape | 324 | 7.4% |

In context: https://survey.stackoverflow.co/2026/ai/data.md