Real ChatGPT answer · index seedbQCFFZxEPeAcompleteB2B software · data and analytics platformsinformational

How do I choose the right vector database for storing millions of high dimensional embeddings if my primary concerns are query latency and hosting costs

ChatGPTgpt-64 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
How do I choose the right vector database for storing millions of high dimensional embeddings if my primary concerns are query latency and hosting costs
4 real searches · 1 real-search pass
2026 vector database benchmarks Qdrant Milvus Weaviate pgvector latency cost official documentation HNSW quantizationGoogle ↗
OBSERVEDComparison
Qdrant quantization memory reduction scalar binary quantization documentationGoogle ↗
OBSERVEDInstruction
Milvus index types DiskANN IVF HNSW memory documentationGoogle ↗
OBSERVEDInstruction
pgvector HNSW IVFFlat iterative scans documentationGoogle ↗
OBSERVEDReason

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

ChatGPT real searches (4)
Short factOther / navigationalComparison25%ConsequenceReason25%DefinitionInstruction50%Yes / no

Classes come from the query-classifier (a local Laya model). 4 of 4 calls are low-confidence (under 50%) — hover a query in the table to see its confidence.

Searches and sources

ChatGPT4 real searches · gpt-6
2026 vector database benchmarks Qdrant Milvus Weaviate pgvector latency cost official documentation HNSW quantization Google ↗
Qdrant quantization memory reduction scalar binary quantization documentation Google ↗
Milvus index types DiskANN IVF HNSW memory documentation Google ↗
pgvector HNSW IVFFlat iterative scans documentation Google ↗

Queries

4 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
2026 vector database benchmarks Qdrant Milvus Weaviate pgvector latency cost official documentation HNSW quantization
OBSERVED
Google ↗
AI Mode ↗
—Comparison——1x
of 1
Qdrant quantization memory reduction scalar binary quantization documentation
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
Milvus index types DiskANN IVF HNSW memory documentation
OBSERVED
Google ↗
AI Mode ↗
—Instruction——1x
of 1
pgvector HNSW IVFFlat iterative scans documentation
OBSERVED
Google ↗
AI Mode ↗
—Reason——1x
of 1