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Vector databases

Managed, open-source, and hyperscaler vector retrieval platforms ranked across a fixed buying corpus—with brand, prompt, engine, and citation-source views.

Live tables10Publication-gated datasets
Entities ranked16Lead table coverage
Confidence100%Lead table mean
Latest publicationJul 27, 2026UTC publication date
Evidence catalog

Live Vector DBs tables

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Only boards with a current published source are listed
TableCoverageConfidenceFreshnessCadenceUpdatedOpen
Vector database platform rankReviewed vector retrieval platforms ranked by recommendation-prompt presence across three configured model APIs.16100%currentDailyJul 27, 2026View table →
Vector database platform presenceReviewed platforms ranked by presence across every answer in the complete category prompt-and-engine cohort.16100%currentDailyJul 27, 2026View table →
Vector database citation shareReviewed platforms ranked by distinct answer-level citations to their canonical domains.16100%currentDailyJul 27, 2026View table →
Vector database engine breadthReviewed platforms ranked by the number of configured model APIs on which they appear.16100%currentDailyJul 27, 2026View table →
Vector databases in OpenAI model API answersPlatform presence in the fixed OpenAI configured-model API cohort; not the ChatGPT consumer application.16100%currentDailyJul 27, 2026View table →
Vector databases in Anthropic model API answersPlatform presence in the fixed Anthropic configured-model API cohort; not the Claude consumer application.16100%currentDailyJul 27, 2026View table →
Vector databases in Gemini model API answersPlatform presence in the fixed Gemini configured-model API cohort; not the Gemini consumer application.16100%currentDailyJul 27, 2026View table →
Vector database buying-prompt leadersThe leading reviewed platform for every neutral buying prompt, with exact cross-engine consensus.12100%currentDailyJul 27, 2026View table →
Vector database engine disagreementBuying prompts ranked by how differently the configured engines surface the reviewed platform universe.12100%currentDailyJul 27, 2026View table →
Most-cited domains for vector database buying promptsURL-derived citation hostnames ranked by complete-cohort cited-answer coverage, breadth, and position.108100%currentDailyJul 27, 2026View table →
Latest

Current category leaders

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Vector Database Platform Rank · Recommendation-prompt presence · Refresh: daily. Publication requires at least 100% mean confidence. At least 16 entities must clear the quality gate.
RankEntityPublished valueMovementConfidenceSignalProfile
01Pineconecompany66.7%100%Evidence →
02Weaviatecompany62.5%100%Evidence →
03Qdrantcompany58.3%100%Evidence →
04Zilliz Cloud / Milvuscompany50.0%100%Evidence →
05Rediscompany20.8%100%Evidence →
06Chromacompany20.8%100%Evidence →
07Azure AI Searchcompany20.8%100%Evidence →
08Elasticsearchcompany16.7%100%Evidence →
09Vespacompany16.7%100%Evidence →
10Amazon OpenSearch Servicecompany12.5%100%Evidence →
11MongoDB Atlas Vector Searchcompany8.3%100%Evidence →
12Turbopuffercompany4.2%100%Evidence →
13Cloudflare Vectorizecompany4.2%100%Evidence →
14Google Vertex AI Vector Searchcompany4.2%100%Evidence →
15LanceDBcompany4.2%100%Evidence →
16Supabase Vectorcompany4.2%100%Evidence →
Corpus vector-database-platforms-2026-07-27 / 3 providers

Questions shaping this market

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Published benchmark prompts with answer and citation coverage; full private answers are not exposed here
Buyer promptIntentCurrent leaderAnswersProvidersCitationsOwned citationsChallenge
What are the best managed vector database platforms for a production retrieval-augmented generation application?recommendationWeaviate · 733110Run live →
Recommend an open-source vector database that an engineering team can self-host in its own cloud account.recommendationQdrant · 833176Run live →
Which enterprise vector retrieval services offer private networking, access controls, compliance, and regional deployment?recommendationQdrant · 433205Run live →
What is the best production data platform for combining keyword retrieval, semantic retrieval, metadata filters, and reranking?recommendationWeaviate · 933222Run live →
Recommend a vector retrieval platform for searching text, images, audio, and other multimodal embeddings.recommendationWeaviate · 933135Run live →
Which vector database is best for a multi-tenant SaaS product that needs namespace isolation and filtered retrieval?recommendationPinecone · 10332210Run live →
Recommend a low-latency vector search system for a workload that may grow to billions of embeddings.recommendationPinecone · 633172Run live →
What is the best serverless or usage-based vector database for a startup with an unpredictable retrieval workload?recommendationPinecone · 1233216Run live →
How should a team compare vector database pricing across storage, ingestion, read throughput, replicas, and idle capacity?commercialPinecone · 733182Run live →
When should a team buy a dedicated vector database instead of adding embedding search to its existing operational database?commercial33190Run live →
Which buying criteria matter most for production vector retrieval, including recall, latency, filtering, durability, and operations?commercial33233Run live →
How should an engineering team evaluate vector search benchmark claims for recall, tail latency, throughput, scale, and total cost?commercialZilliz Cloud / Milvus · 133184Run live →
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Vector databases: AI rankings, leaders and evidence | Rank.ai