Dify vs LangGraph:Which is more popular?
In September 2026, LangGraph had more branded searches than Dify among rag platforms worldwide. LangGraph had about 165,000 branded searches, while Dify had 110,000. LangGraph made up 28.8% of all rag platform searches we track, and Dify accounted for 19.2%. When we asked ChatGPT and Google AI Overviews about rag platforms, LangGraph appeared in four of the five answers and Dify in two. LangGraph was mentioned before Dify in every answer that named either.
Who do people search for more?
LangGraph, about 50% more searches than Dify
Who does AI mention more?
LangGraph, mentioned in 4 of 5 answers, Dify in 2
Who does AI recommend more?
LangGraph, named ahead of Dify in 4 of 4 answers
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Top rag platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, LangGraph was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Dify was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. LangGraph was listed before Dify in every answer that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
LlamaIndex1st
LangChain2nd- LangGraph3rd
Haystack4th- RAGFlow5th
- Dify6th
Vectara7th- Azure AI Search8th
- LlamaCloud9th
Ragie–
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- LangChain5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- LlamaIndex5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- RAGFlow5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- Haystack5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
- LangGraph4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Dify2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Azure AI Search2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Vectara2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- LlamaCloud2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Ragie0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about rag platforms
5 answers
Asked ChatGPT
“Which RAG platform should I use?”
Asked ChatGPT
“What are the best RAG platforms?”
Asked ChatGPT
“What's the best RAG platform for a development team?”
Searched Google, AI Overview
“rag platforms”
Searched Google, AI Overview
“rag software”
Not named in any answer:
Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.
Is Dify or LangGraph more popular in search?
This chart shows how often people search Google for Dify and LangGraph by name. Each line represents a brand's share of searches for all ten rag platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for LangGraph, Dify. The figures are in the table below the chart.
View monthly share of searches table
| Month | LangChain | LangGraph | Dify | LlamaIndex | RAGFlow | Azure AI Search | Vectara | Ragie | LlamaCloud | Haystack |
|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 42.2% | 23.1% | 23.1% | 5.7% | 2.5% | 2.1% | 0.5% | 0.34% | 0.41% | 0.07% |
| Nov 2025 | 46.7% | 20.9% | 20.9% | 5.1% | 2.8% | 2.3% | 0.45% | 0.29% | 0.37% | 0.06% |
| Dec 2025 | 44.9% | 20.1% | 24.6% | 4.9% | 2.7% | 1.8% | 0.43% | 0.24% | 0.28% | 0.06% |
| Jan 2026 | 42.3% | 23.2% | 23.2% | 5.7% | 2.5% | 2.1% | 0.41% | 0.22% | 0.34% | 0.05% |
| Feb 2026 | 44.9% | 24.6% | 20.1% | 4.9% | 2.2% | 2.2% | 0.43% | 0.19% | 0.28% | 0.05% |
| Mar 2026 | 42.6% | 23.3% | 23.3% | 5.7% | 2.6% | 1.7% | 0.34% | 0.19% | 0.22% | 0.04% |
| Apr 2026 | 40.2% | 26.9% | 22.1% | 5.4% | 3% | 1.6% | 0.39% | 0.17% | 0.21% | 0.04% |
| May 2026 | 40.5% | 27% | 22.2% | 5.4% | 2.4% | 1.6% | 0.39% | 0.17% | 0.17% | 0.03% |
| Jun 2026 | 40.9% | 27.3% | 22.4% | 4.5% | 2.5% | 1.6% | 0.33% | 0.22% | 0.18% | 0.04% |
| Jul 2026 | 40% | 26.9% | 22% | 5.4% | 2.9% | 2% | 0.31% | 0.26% | 0.21% | 0.04% |
| Aug 2026 | 42.4% | 28.4% | 19% | 4.7% | 3.1% | 1.7% | 0.33% | 0.17% | 0.15% | 0.04% |
| Sep 2026 | 43% | 28.8% | 19.2% | 3.9% | 2.6% | 1.7% | 0.33% | 0.17% | 0.15% | 0.05% |
How has the Dify and LangGraph comparison changed over the last 12 months?
3 findings
- The lead changed hands once in the 12 months ending September 2026: LangGraph took it in February 2026.
- Across the 12 months ending September 2026, Dify’s share of searches among rag platforms worldwide moved from 23.1% to 19.2%, and its estimated monthly branded searches moved from 165K to 110K.
- Across the 12 months ending September 2026, LangGraph’s share of searches among rag platforms worldwide moved from 23.1% to 28.8%, and its estimated monthly branded searches held steady at 165K.
How did search popularity change for rag platforms worldwide in September 2026?
1 change
Estimated monthly branded searches for Dify worldwide fell 33.3% over 12 measured months, from 165K to 110K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Dify’s and LangGraph’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading.
Other head-to-heads among rag platforms
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