Rankings

Vector Database

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#	Tool	Support Rate	95% CI	Models	Prompts
1	PIPinecone	84.7%(50/59)	73-92%	95%	100%
2	WEWeaviate	10.2%(6/59)	5-20%	25%	67%
3	CHChroma	3.4%(2/59)	1-12%	5%	67%
4	PGpgvector	1.7%(1/59)	0-9%	5%	33%

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Insufficient data

This category does not yet meet the minimum benchmark data thresholds for authoritative rankings.

#	Tool	Support Rate	95% CI	Models	Prompts
1	PIPinecone	84.7%(50/59)	73-92%	95%	100%
2	WEWeaviate	10.2%(6/59)	5-20%	25%	67%
3	CHChroma	3.4%(2/59)	1-12%	5%	67%
4	PGpgvector	1.7%(1/59)	0-9%	5%	33%