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Milvus (Zilliz Cloud) vs Supabase (pgvector): what AI actually recommends

The same buying questions, run after run, to ChatGPT, Claude, Gemini, and Perplexity: the record of which of these two they name first. No opinions, no scores we invented: what the models said.

AI currently favors Supabase (pgvector). Ahead in 1 of 1 shared category on consensus rank.

That is the latest close, not a verdict for all time. The model-by-model board below shows where they agree, where they split, and how both brands moved.

At the latest close, Milvus (Zilliz Cloud) leads 0 and Supabase (pgvector) leads 1 across the 1 category they both appear in.

Beyond this pairing, Milvus (Zilliz Cloud) is ranked in 1 category; Supabase (pgvector) is ranked in 1 category. The board below is the shared slice, where the four models place these two side by side.

The record, category by category.

Consensus rank · latest close
  • #8Supabase (pgvector)Down 5 from the last close
    Gemini#5
    spread 10
  • #10Milvus (Zilliz Cloud)New entry at the last close
    Gemini#6
    spread 10

On consensus rank, Supabase (pgvector) leads here, #8 to Milvus (Zilliz Cloud)'s #10. 13 to 11 on the 0-100 score. Every model that separates the two ranks Supabase (pgvector) ahead. Supabase (pgvector) slipped 5 since the last close.

What the models actually said.

The ranking is the answer; these are the words behind it. Every quote is from a recorded model answer — follow the category to read it whole.

Best Vector Databases For Startups

Milvus (Zilliz Cloud)

Milvus (Zilliz Cloud): Best suited for startups anticipating massive data growth, as it offers unparalleled scalability for billions of vectors.

Gemini

Supabase (pgvector)

Supabase (pgvector): Perfect for startups wanting to consolidate their tech stack by adding vector search directly into a familiar PostgreSQL database.

Gemini

Where the models split.

Across the 1 category Milvus (Zilliz Cloud) and Supabase (pgvector) both appear in, the models never break ranks: in each one, the same brand leads on ChatGPT, Claude, Gemini, and Perplexity alike.

No model runs against the grain here: each of the four ranks Supabase (pgvector) ahead at least as often as not, with Gemini the most lopsided.

  • ChatGPTsplit 0-0
  • Claudesplit 0-0
  • Geminifavors Supabase (pgvector) 1-0
  • Perplexitysplit 0-0
Milvus (Zilliz Cloud) · full AI ranking profileranked in 1 categorySupabase (pgvector) · full AI ranking profileranked in 1 category