AI Tools
Best AI Search and Discovery Platforms Software in 2026
Organizations use AI search and discovery platforms to add search, discovery and recommendation capabilities to digital products and services. This list helps people comparing software options for those jobs.
- 01
Algolia Algolia may suit developers building site, ecommerce, or enterprise search who want API access and libraries for several frameworks and platforms.
From $0.50/mo Free plan Web · iOS · Android · API9.5 Visit Specs - 02
Pinecone Pinecone suits developers building semantic search, recommendations or retrieval-augmented generation applications.
From $20/mo Free plan Web · macOS · Linux · API8.7 Visit Specs - 03
Vespa Vespa is for teams building AI applications where search quality, ranking, fresh real-time data, or growing retrieval traffic matter.
Free plan Open source Web · Windows · macOS · Linux8.7 Visit Specs - 04
Azure AI Speech Free plan Web · API · Self-hosted8.5 Visit Specs - 05 AddSearch From $119/mo Free trial Web · API8.3 Visit Specs
- 06
Constructor Constructor is aimed at retailers seeking ecommerce product search and discovery, with dedicated B2B and retail-sector solutions.
Web · iOS · Android · API8.3 Visit Specs - 07
Meilisearch Meilisearch suits developers adding search to a website or application who want a choice between self-hosting and cloud service.
From $20/mo Free plan Web · Windows · macOS · Linux8.3 Visit Specs - 08
Amazon Kendra It suits organizations building managed enterprise search across connected business content.
From $0.32/mo Free trial Web · API8.2 Visit Specs - 09 Milvus
Milvus suits developers building vector search for GenAI applications, from local experiments to Kubernetes systems.
Free plan Linux · API · Self-hosted8.1 Visit Specs - 10 Doofinder From $3.67/mo Free trial Web · API8.0 Visit Specs
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Google Vertex AI Search From $1.50/mo Free trial Web · iOS · Android · API8.0 Visit Specs - 12 Weaviate
Weaviate is infrastructure for developers building search, RAG or agent systems, with hosted and self-managed deployment options.
From $45/mo Free plan Web · Linux · API · Self-hosted8.0 Visit Specs - 13 Coveo
Coveo is aimed at enterprises serving customers, agents, employees, and B2B or B2C shoppers.
Free trial Web · API7.8 Visit Specs - 14
Qdrant Qdrant suits developers building semantic search or recommendation systems who need vector and metadata filtering or hybrid retrieval.
Free plan Web · Windows · macOS · Linux7.8 Visit Specs - 15
OpenSearch OpenSearch suits teams building search, observability, or security analytics applications across on-premises, hybrid, or multicloud deployments.
Free plan Web · Windows · macOS · Linux7.7 Visit Specs - 16 Luigi's Box Free trial Web · API7.6 Visit Specs
- 17
Elastic Cloud Enterprise Web · Linux · API · Self-hosted7.5 Visit Specs - 18 HawkSearch From $500/mo Web · API7.5 Visit Specs
- 19
FactFinder Web · API7.3 Visit Specs - 20
Syte From $2,000/mo Web · Android · API7.3 Visit Specs - 21 LupaSearch Web · API7.2 Visit Specs
- 22
Marqo Web · API7.2 Visit Specs - 23 Unbxd
Unbxd is aimed at retailers seeking ecommerce search and product discovery, including teams managing multiple sites or B2B catalogs.
Web · iOS · Android · API7.2 Visit Specs - 24
Glean Agent Builder Web7.0 Visit Specs - 25
Sinequa Sinequa is positioned for large, complex organizations and regulated enterprises needing controlled access to knowledge across many systems.
Web · Self-hosted6.9 Visit Specs
When evaluating these tools, compare free plans and trial terms, starting paid costs, deployment options, data connections, semantic search, recommendations, personalized results and search analytics. Where code access is important, see if an open-source option is provided.