How popular ispgvector in search?
In August 2026, there were an estimated 27.1K branded searches for pgvector worldwide which held steady over the last 11 months. pgvector holds 17.5% estimated Share of Search among vector databases worldwide and is ranked 4th of 6 competitors for search popularity. These are worldwide searches for English-language branded terms.
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Which vector databases compete with pgvector?
Share of Search by month for Qdrant, Pinecone, Milvus, pgvector, Weaviate, Chroma. The figures are in the table below the chart.
View monthly share of search table
| Month | Qdrant | Pinecone | Milvus | pgvector | Weaviate | Chroma |
|---|---|---|---|---|---|---|
| Oct 2025 | 35.2% | 5.5% | 23.6% | 15.8% | 12.9% | 7% |
| Nov 2025 | 35.3% | 5.3% | 23.6% | 15.8% | 12.9% | 7.1% |
| Dec 2025 | 37.9% | 6.8% | 20.7% | 17% | 11.3% | 6.2% |
| Jan 2026 | 36.8% | 9.5% | 20.1% | 16.5% | 11% | 6% |
| Feb 2026 | 35.2% | 13.4% | 19.3% | 15.8% | 10.5% | 5.8% |
| Mar 2026 | 34.9% | 16% | 19.1% | 15.6% | 8.5% | 5.7% |
| Apr 2026 | 33.3% | 15.3% | 18.2% | 18.2% | 8.2% | 6.7% |
| May 2026 | 32.7% | 18.3% | 17.9% | 17.9% | 8% | 5.3% |
| Jun 2026 | 37.5% | 20.8% | 13.7% | 16.8% | 6.1% | 5% |
| Jul 2026 | 36% | 20% | 16.1% | 16.1% | 5.9% | 5.9% |
| Aug 2026 | 31.9% | 21.6% | 17.5% | 17.5% | 6.4% | 5.2% |
| Sep 2026 | — | — | — | — | — | — |
| Rank | Brand | Share of Search | Estimated monthly branded searches | vs prior month | Share change |
|---|---|---|---|---|---|
| 1, held 1st | 31.9% | 49.5K | -18.2% | -4.1 points | |
| 2, held 2nd | 21.6% | 33.6K | 0% | +1.6 points | |
| 3, held 3rd | 17.5% | 27.1K | 0% | +1.3 points | |
| 4, held 4th | 17.5% | 27.1K | 0% | +1.3 points | |
| 5, moved from 6th to 5th | 6.4% | 9.9K | 0% | +0.5 pointsmoved from 6th to 5th | |
| 6, moved from 5th to 6th | 5.2% | 8.1K | -18.2% | -0.7 pointsmoved from 5th to 6th |
1.
Qdrant31.9%
Held 1st. 49.5K estimated branded searches, -18.2% vs prior month. Share -4.1 points.
2.
Pinecone
21.6%
Held 2nd. 33.6K estimated branded searches, 0% vs prior month. Share +1.6 points.
3.
Milvus
17.5%
Held 3rd. 27.1K estimated branded searches, 0% vs prior month. Share +1.3 points.
4.pgvector
17.5%
Held 4th. 27.1K estimated branded searches, 0% vs prior month. Share +1.3 points.
5.
Weaviate
6.4%
Moved from 6th to 5th. 9.9K estimated branded searches, 0% vs prior month. Share +0.5 points.
6.
Chroma
5.2%
Moved from 5th to 6th. 8.1K estimated branded searches, -18.2% vs prior month. Share -0.7 points.
Compare search popularity between pgvector and its closest rivals
How has branded search demand for pgvector changed worldwide over the last 12 months?
4 findings
- Across the 11 months ending August 2026, estimated monthly branded searches for pgvector worldwide held steady at 27.1K.
- Across the 11 months ending August 2026, pgvector’s estimated Share of Search among vector databases worldwide increased from 15.8% to 17.5%.
- Across the 11 months ending August 2026, pgvector’s estimated Share of Search among vector databases worldwide peaked at 18.2% in April 2026 and was lowest at 15.6% in March 2026.
- Across the 11 months ending August 2026, pgvector fell from 3rd to 4th among vector databases worldwide.
How did search popularity change for vector databases worldwide in August 2026?
6 changes
In August 2026, Pinecone gained estimated Share of Search among vector databases worldwide, from 20% to 21.6%.
In August 2026, Milvus gained estimated Share of Search among vector databases worldwide, from 16.1% to 17.5%.
In August 2026, pgvector gained estimated Share of Search among vector databases worldwide, from 16.1% to 17.5%.
In August 2026, Qdrant lost estimated Share of Search among vector databases worldwide, from 36% to 31.9%.
In August 2026, Chroma lost estimated Share of Search among vector databases worldwide, from 5.9% to 5.2%.
In August 2026, Weaviate rose from 6th to 5th among vector databases worldwide.
How is pgvector measured?
Brandwave collects information about searches that people make online using pgvector’s name. When viewed over time, estimated search volumes for this branded term can be used to understand whether interest in the brand is growing, holding steady, or fading.
1 branded search term
- pgvector
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Is pgvector your brand?
Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.