Vespa

Open source

Open source engine for storing, indexing, and querying large data sets with real-time updates at serving time.

License: open-source
Open source: Yes

Editorial review

Vespa has not yet been editorially reviewed. User reviews and published field data below are unaffected — we say so rather than implying an editorial verdict.

Facts & attributes

Every value carries its evidence state. “—” means unknown — never a silent default (P-02).

Identity · Taxonomy

Tags(open-source;cloud-native): search, vector-database, RAG, AI, recommendationVerification pending

Platform · Deployment

Delivery model(SaaS;self-hosted;desktop;mobile;embedded;managed-cloud;appliance): managed-cloud, self-hostedVerification pending

Pricing · Licensing

Free trial(true/false): trueVerification pending
License model(proprietary;open-source;source-available;dual-license): open-sourceVerification pending
Source repository(HTTPS URL): https://github.com/vespa-engine/vespaVerified
SPDX license IDs(Apache-2.0;MIT): Apache-2.0Verified

Features · Product · Fit

Core capabilities(authoring;automation;analytics): Vector, text and structured search, Distributed machine-learned ranking, Real-time updates with machine learning inference, Hybrid search and multi-vector representations, Streaming search for personal and private data, Recommendation, personalization and ad targetingVerification pending

Audience · Use · Case

Best for(Neutral editorial summary): Teams building AI search, RAG and recommendation apps needing machine-learned ranking at billions scale under 100ms latency.Verification pending
Company-size fit(individual;SMB;mid-market;enterprise): SMB, mid-market, enterpriseVerification pending
Primary use cases(build;monitor;automate): Search applications combined with Generative AI (RAG), Recommendation, personalization and ad targeting systems, Semi-structured navigation for e-commerce, Personal and private searchVerification pending
Skill level(beginner;intermediate;advanced;specialist): specialistVerification pending

Lifecycle · Versioning

Maintenance status(active;maintenance;deprecated;EOL;archived): activeVerification pending

Vendor · Maintainer

Vendor type(commercial;foundation;community;government;consortium;individual): commercialVerification pending

Also categorized in

Vector Search Tooling

User reviews

Review policy

No published reviews yet.