OpenAI Agents SDK alternatives
As of 4 November 2026, 28 llm app frameworks are named by companies instead of OpenAI Agents SDK: LangChain by 3,507 companies, LangGraph by 2,401, LlamaIndex by 1,376.
As of 4 November 2026 · refreshed daily · counts move as websites, DNS and career sites are re-read.
- OpenAI Agents SDK, companies in postings
- 187
- Most used alternative
- LangChain · 3,507
- Fastest hiring, 90 days
- LangChain
- Alternatives ranked
- 28
- Catalogue
- T-1.0.1-prov
llm app frameworks companies choose instead of OpenAI Agents SDK
Companies naming each tool in their own postings, and postings in the last 90 days. Bars are relative to the category leader.
| # | Alternative | Companies | companies | vs OpenAI Agents SDK | postings, 90 d | Compare |
|---|---|---|---|---|---|---|
| 1 | LangChainLangChain | 3,507 | 1875% | 11,510 | OpenAI Agents SDK vs LangChain → | |
| 2 | LangGraphLangChain | 2,401 | 1284% | 8,028 | OpenAI Agents SDK vs LangGraph → | |
| 3 | LlamaIndexLlamaIndex | 1,376 | 736% | 3,844 | OpenAI Agents SDK vs LlamaIndex → | |
| 4 | CrewAICrewAI | 993 | 531% | 2,982 | OpenAI Agents SDK vs CrewAI → | |
| 5 | AutoGenMicrosoft | 857 | 458% | 2,418 | OpenAI Agents SDK vs AutoGen → | |
| 6 | Semantic KernelMicrosoft | 622 | 333% | 2,537 | OpenAI Agents SDK vs Semantic Kernel → | |
| 7 | 353 | 189% | 1,433 | OpenAI Agents SDK vs Google Agent Development Kit → | ||
| 8 | RagasRagas | 218 | 117% | 479 | OpenAI Agents SDK vs Ragas → | |
| 9 | PydanticAIPydantic | 171 | 91% | 318 | OpenAI Agents SDK vs PydanticAI → | |
| 10 | Claude Agent SDKAnthropic | 168 | 90% | 336 | OpenAI Agents SDK vs Claude Agent SDK → | |
| 11 | GraphRAGMicrosoft | 157 | 84% | 498 | OpenAI Agents SDK vs GraphRAG → | |
| 12 | DeepEvalConfident AI | 156 | 83% | 298 | OpenAI Agents SDK vs DeepEval → | |
| 13 | Strands AgentsAmazon Web Services | 148 | 79% | 355 | OpenAI Agents SDK vs Strands Agents → | |
| 14 | Vercel AI SDKVercel | 148 | 79% | 265 | OpenAI Agents SDK vs Vercel AI SDK → | |
| 15 | Microsoft Agent FrameworkMicrosoft | 128 | 68% | 465 | soon | |
| 16 | Haystackdeepset | 120 | 64% | 404 | soon | |
| 17 | DSPyStanford NLP | 94 | 50% | 173 | soon | |
| 18 | MastraMastra | 61 | 33% | 85 | soon | |
| 19 | Spring AIVMware | 54 | 29% | 119 | soon | |
| 20 | AutoGPTSignificant Gravitas | 50 | 27% | 59 | soon | |
| 21 | DifyLangGenius | 47 | 25% | 82 | soon | |
| 22 | FastMCPPrefect | 43 | 23% | 82 | soon | |
| 23 | PipecatDaily | 32 | 17% | 62 | soon | |
| 24 | Deep AgentsLangChain | 31 | 17% | 148 | soon | |
| 25 | LangChain4jLangChain4j | 31 | 17% | 63 | soon | |
| 26 | Prompt FlowMicrosoft | 30 | 16% | 118 | soon | |
| 27 | AgnoAgno | 27 | 14% | 60 | soon | |
| 28 | Anthropic SDKAnthropic | 25 | 13% | 54 | soon |
Filter on any of them, or on OpenAI Agents SDK users who also name an alternative, and open the person who owns the stack.
Start free, no card. The first 20 are above; e-mails are verified at the mail server when you open them.
Quote the sentence with the date and the link. The numbers change daily; the link always shows the current ones.
28 llm app frameworks are named by companies instead of OpenAI Agents SDK: LangChain by 3,507 companies, LangGraph by 2,401, LlamaIndex by 1,376, measured from their own job postings. (Breaknorm, 4 November 2026, https://breaknorm.co/tools/openai-agents-sdk/alternatives)
Read from the source, not self-reported
Every number on this page can be traced to a page we crawled or a posting we read. Full methodology →
- RankingCompanies whose own postings name the tool as the team's system, from the Breaknorm technology catalogue T-1.0.1-prov. Editions are folded into their parent product.
- 90-day postingsOpen postings first seen or posted in the last 90 days that name the tool.
- Not includedRatings, prices, feature claims, sponsored positions.
OpenAI Agents SDK alternatives: questions
What is the most used alternative to OpenAI Agents SDK?
LangChain: 3,507 companies name it in their own job postings, against 187 for OpenAI Agents SDK.
How is this list ranked?
By the number of companies whose own postings name the tool as the team's system (Breaknorm technology catalogue T-1.0.1-prov), then by postings in the last 90 days. No ratings, no vendor input, no sponsored positions.
Does this say which is better?
No. It says who uses what, by company size, industry and country, so you can see which tools companies like yours choose. For features and prices, read the vendors.
Can I get the companies on any of these?
Yes: click the tool, see the first 20 companies, and sign up for the full list with verified e-mails. Counting is free.
Get these companies your way
The same data as a search, over MCP and the API, as bulk files, or pushed to you as it changes.
Every company on OpenAI Agents SDK
or on what replaces it
Connect the MCP server, filter on any tool. Start free, no card.