Feature

Full-Text Search

Indexed text search across the provider's corpus.

32 providers 298 APIs 27 declared variants

A search endpoint with relevance ranking, typo tolerance, facets, or highlighting over the provider’s content. Saves integrators from building and syncing their own index.

32 API providers on the APIs.io network offer full-text search. The highest-rated are HubSpot, Asana, Fastly, Exa, Highlight (highlight.io).

Providers

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Exemplar 3 Complete, well-documented, and agent-ready
HubSpot HubSpot provides a full platform of marketing, sales, customer service, and CRM software plus the methodolo... 63 APIs 78.6 Asana Asana is a web and mobile application designed to help teams organize, track, and manage their work. The As... 45 APIs 74.8 Fastly Fastly is an edge cloud platform that helps customers create great digital experiences quickly, securely, a... 23 APIs 70.2
Strong 10 Solid coverage with minor gaps
Exa Exa is a web search API and AI research platform built specifically for LLMs and agents — semantic and keyw... 7 APIs 69.3 Highlight (highlight.io) Highlight (highlight.io) is the open-source, full-stack monitoring platform — session replay, error monitor... 7 APIs 68.0 GitLab GitLab Inc. is an open-core company that develops GitLab, a DevOps software platform for building, securing... 41 APIs 64.6 MobileAPI.dev MobileAPI.dev is a commercial REST API that provides structured device specifications, product images, and ... 1 API 63.4 Wiktionary Wiktionary is the free, collaborative multilingual dictionary project of the Wikimedia Foundation, the dict... 3 APIs 62.9 Apache Nutch Apache Nutch is a highly extensible and scalable open-source web crawler software project built on Apache H... 1 API 62.0 Freestyle Freestyle is the infrastructure for code you didn't write — VMs and Git for AI agents. The platform provide... 8 APIs 61.8 Ariba Guided Buying SAP Ariba Guided Buying provides a consumer-like shopping experience for enterprise procurement, enabling e... 2 APIs 60.8 Vespa Vespa is an open-source AI search engine, big-data serving engine, and vector database originally developed... 8 APIs 60.8 Mistral AI Mistral AI provides state-of-the-art large language models and AI APIs for developers and enterprises. 11 APIs 60.6
Developing 11 Usable, with meaningful gaps to close
Couchbase Couchbase is a distributed, document-oriented NoSQL cloud database platform that combines the flexibility o... 12 APIs 58.6 Microsoft Copilot Microsoft Copilot is an AI-powered assistant that helps users with productivity tasks, content generation, ... 5 APIs 58.6 Typesense Typesense is a fast, typo-tolerant, open-source search engine designed for developer productivity. It provi... 5 APIs 57.3 Microsoft Collection of Microsoft's primary APIs and developer resources. 17 APIs 56.6 CockroachDB CockroachDB is a distributed SQL database with strong consistency, PostgreSQL compatibility, and a managed ... 2 APIs 54.0 Aligned News Aligned News is an AI-native intelligence and news platform that synthesizes AI-powered briefings from 63 c... 3 APIs 52.9 TomTom TomTom provides a comprehensive suite of location technology APIs and SDKs including maps, search, routing,... 9 APIs 51.8 Elastic Elastic is a software company that builds search-powered solutions for observability, security, and search ... 3 APIs 50.0 Epidemic Sound Epidemic Sound is a Stockholm-based royalty-free music and sound effects licensing platform for video creat... 1 API 46.9 MongoDB MongoDB is a source-available cross-platform document-oriented database program. Classified as a NoSQL data... 3 APIs 46.6 Meilisearch Meilisearch is an open source, lightning-fast search engine API that brings AI-powered hybrid search to sit... 1 API 45.2
Thin 7 Limited public surface area
Apache Cassandra Apache Cassandra is a highly scalable, distributed open-source NoSQL database designed to handle massive am... 6 APIs 41.8 Ron Swanson Quotes A community-built, open source HTTP API that returns Ron Swanson quotes from the NBC television series Park... 1 API 38.2 Marqo Marqo is an open-source, multimodal vector search engine that lets developers index text and images, genera... 1 API 36.6 Apache Solr Apache Solr is an open-source enterprise search platform built on Apache Lucene. It provides distributed in... 5 APIs 33.4 Audiomack Audiomack is an on-demand music streaming and audio discovery platform that lets artists and creators uploa... 1 API 32.0 Quote Garden Quote Garden is a free, open-source REST API that serves more than 75,000 famous quotes. Built by Prathames... 1 API 32.0 Moovit Moovit is a Tel Aviv-founded urban mobility company acquired by Intel in May 2020 for approximately $900M a... 1 API 31.6
Emerging 1 Early or largely undocumented
Artsy Artsy is the world's largest online art marketplace, connecting collectors with artists and galleries world... 1 API 28.5

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

Atlas Search and Atlas Vector SearchCatalog Search and TypeaheadDomain Research API free tier: 10,000 requests / monthEmbed model for semantic searchFull-Text SearchFull-Text Search IntegrationFull-text Search across stories, signals, and reportsFull-text search across files, commit messages, and diffsFull-text search and autosuggest across music, albums, and artistsFull-text search built-inFuzzy Search and AutocompleteJSONB and full-text searchLogging with full-text search, pattern detection, and ClickHouse-backed sub-second queriesOpen-source Apache 2.0 vector search engine (project marked deprecated by maintainers; still 5,000+ stars and actively forked)Research API — asynchronous deep-research tasksSearch APISearch API (geocoding, reverse geocoding, fuzzy search)Search API for stops and linesSearch API limited to 4 req/secSearch API: 30 req/min/userSearch API: 60 req/minSemantic search by natural-language descriptionService: Bing Search APITypo-tolerant full-text searchVector SearchVector search with HNSW indexesVector search with kNN

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