LangChain vs Relevance AI:Which is more popular by branded search?
In August 2026, LangChain had more branded searches than Relevance AI among AI agent platforms worldwide. LangChain was estimated to have 246K branded searches compared to Relevance AI’s 18.1K, and held a 59.7% Share of Search versus Relevance AI’s 4.4%. These are worldwide searches for English-language branded terms.
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Which is more popular in search, LangChain or Relevance AI?
Compare the platforms used to build AI agents. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time.
Share of Search by month for LangChain, Relevance AI. The figures are in the table below the chart.
View monthly share of search table
| Month | LangChain | CrewAI | Lindy | AutoGen | Relevance AI |
|---|---|---|---|---|---|
| Oct 2025 | 55.8% | 13.7% | 13.7% | 9.2% | 7.5% |
| Nov 2025 | 59.1% | 11.9% | 14.5% | 8% | 6.5% |
| Dec 2025 | 60.7% | 12.2% | 14.9% | 6.7% | 5.5% |
| Jan 2026 | 56.8% | 14% | 14% | 7.6% | 7.6% |
| Feb 2026 | 55.8% | 16.8% | 13.7% | 7.5% | 6.1% |
| Mar 2026 | 54.4% | 20% | 13.4% | 7.3% | 4.9% |
| Apr 2026 | 50.2% | 22.5% | 15.1% | 6.7% | 5.5% |
| May 2026 | 55.2% | 20.2% | 13.6% | 6.1% | 5% |
| Jun 2026 | 57.8% | 17.4% | 14.2% | 6.4% | 4.3% |
| Jul 2026 | 56% | 16.8% | 16.8% | 6.2% | 4.1% |
| Aug 2026 | 59.7% | 14.7% | 14.7% | 6.6% | 4.4% |
| Sep 2026 | — | — | — | — | — |
How has the LangChain and Relevance AI comparison changed over the last 12 months?
3 findings
- LangChain was ahead of Relevance AI in every measured month of the 11 months ending August 2026.
- Across the 11 months ending August 2026, LangChain’s estimated Share of Search among AI agent platforms worldwide moved from 55.8% to 59.7%, and its estimated monthly branded searches moved from 301K to 246K.
- Across the 11 months ending August 2026, Relevance AI’s estimated Share of Search among AI agent platforms worldwide moved from 7.5% to 4.4%, and its estimated monthly branded searches moved from 40.5K to 18.1K.
How did search popularity change for AI agent platforms worldwide in August 2026?
2 changes
In August 2026, LangChain gained estimated Share of Search among AI agent platforms worldwide, from 56% to 59.7%.
Estimated monthly branded searches for Relevance AI worldwide fell 55.3% over 11 measured months, from 40.5K to 18.1K in August 2026.
How each brand is measured
Brandwave collects information about searches that people make online using LangChain’s and Relevance AI’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.
LangChain
1 branded search term
- langchain
Relevance AI
1 branded search term
- relevance ai
Put your own brand in this comparison
Brandwave tracks your branded demand next to the rival you actually watch, with your campaigns, spend and outcomes on the same timeline.