established · -0.1

Taxonomy

Score 30.0 / 100 5 providers +101 via APIs 115 APIs Search apis.io →
Variants seen in the corpus: Taxonomytaxonomy

Providers using this tag (5)

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

Strong 2 Solid coverage with minor gaps
EtsyMarketplaceE-CommerceHandmadeListings1 API63.1FactivaArtificial IntelligenceBusiness IntelligenceContent AggregationEnterprise Data3 APIs59.3
Developing 2 Usable, with meaningful gaps to close
AGNTCYAI AgentsInteroperabilitySpecificationOpen-Source4 APIs47.4National Center for Biotechnology Information (NCBI)BioinformaticsGenomicsLife SciencesPubMed1 API41.6
Minimal 1 Almost no public developer surface
CurlieCategorizationDirectoryDMOZEditorial6.0

APIs with this tag (115)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 2 Complete, well-documented, and agent-ready
Mirakl Taxonomy APIThe Taxonomy API from Mirakl — 2 operation(s) for taxonomy.70.7API Evangelist VocabulariesOrganizing the words we use to describe API resources and capabilities — controlled vocabularies that help ...66.9
Strong 6 Solid coverage with minor gaps
Contensis Taxonomy APIThe Taxonomy API from Contensis — 1 operation(s) for taxonomy.65.6Eclipse Foundation Taxonomy APIThe Taxonomy API from Eclipse Foundation — 1 operation(s) for taxonomy.61.5Factiva DJID Taxonomy APIExplores the taxonomy of the Factiva databases using Dow Jones Intelligent Identifiers (DJID). Provides acc...59.3Nutshell Tags APITags used to group leads, contacts and accounts, with delete and undelete. 4 operation(s) across 3 path(s).58.5Zype Zobjects APIZype's custom-metadata model: Zobject Types define a schema (actor, director, team, season) and Zobjects ar...58.1Daloopa Taxonomy APIThe Taxonomy API from Daloopa — 5 operation(s) for taxonomy.54.7
Developing 18 Usable, with meaningful gaps to close
Best Buy Categories APINavigate Best Buy's product taxonomy with access to 4,328+ product categories. Browse hierarchical category...52.5Automattic Taxonomy APIThe taxonomy API from Automattic — 13 operation(s) for taxonomy.49.5FERC Taxonomy APIXBRL taxonomy versions, packages and sample forms for the FERC eForms.47.6AGNTCY Taxonomy APIThe Taxonomy API from AGNTCY — 3 operation(s) for taxonomy.47.4Wish Taxonomy APITaxonomy APIs47.4farmOS Taxonomy APITaxonomy term resources (categories, types, units)43.5Coin Metrics Taxonomy APITaxonomy endpoints42.9Ease Taxonomy APIBlog categories and tags.41.7National Center for Biotechnology Information (NCBI) Taxonomy API#### Options to download taxonomy data. These taxonomy services allow you to get taxonomy data as a data re...41.6NCBI Entrez E-utilities APIThe Entrez Programming Utilities (E-utilities) are the public API to the NCBI Entrez system, providing acce...41.6EquipmentWatch Costs APIOwnership and operating cost recovery rates derived from the Rental Rate Blue Book, supporting equipment co...41.0EquipmentWatch Retail Rental APINational, regional and rental-house specific equipment rental rates for thousands of models across nearly e...41.0EquipmentWatch Specs APIAccess to the industry's most comprehensive database of rich machine specifications for construction and he...41.0EquipmentWatch Taxonomy APIFoundational API providing access to EquipmentWatch's manufacturer and model database, covering the taxonom...41.0EquipmentWatch Values APICurrent and trended market values for heavy equipment — Fair Market Value (FMV), Forced Liquidation Value (...41.0EquipmentWatch Verification APISerial number verification API supporting approximately 30,000 models of construction and heavy equipment, ...41.0National Institutes of Health (NIH) Taxonomy API#### Options to download taxonomy data. These taxonomy services allow you to get taxonomy data as a data re...40.2Yahoo Ad Tech DataX APIPartner-facing data-exchange API for uploading and managing audience taxonomies, user and audience membersh...39.5
Thin 42 Limited public surface area
United States National Library of Medicine Taxonomy APINCBI taxonomy information39.2Alloplex Biotherapeutics Taxonomy APICategories and tags. Categories holds 11 terms (company-news, clinical-news, scientific-news, research-news...38.9BioAegis Therapeutics Taxonomy APICategories and tags. The hierarchical `category` taxonomy holds 10 terms and carries all classification; th...38.1JenaValve Technology Taxonomy APIThe articles / videos / audio / presentations category taxonomy.37.7Centrexion Therapeutics Taxonomy APICategories, tags and the post_series taxonomy. Only the default `Uncategorized` category exists; `post_tag`...37.4Gotham Greens Taxonomy APIPublic, unauthenticated read access to the Journal taxonomy — categories (Recipes, For the Family, General)...37.4Belharra Therapeutics Taxonomy APICategories and tags. Two categories are registered (Company News, Press Releases); the post_tag taxonomy is...37.2Cresilon Taxonomy APIPublic, unauthenticated read access to the content taxonomy classifying Cresilon's news stream — 2 categori...37.0Star Therapeutics Taxonomy APICategories and tags. Five categories are registered; the post_tag taxonomy is registered but empty.36.7Kriya Therapeutics Taxonomy APICategories, tags, news categories and team keywords.36.6Johns Hopkins University Taxonomy APITaxonomy endpoints: the vocabularies used to categorize and attribute Hub content.36.3Sinclair, Inc. Taxonomy APICategories and tags that classify press releases.36.2Allay Therapeutics Taxonomy APICategories and tags. Four categories are registered — Press Releases (14), In The News (4), Presentations a...35.9ICON Aircraft Taxonomy APICategories and tags applied to posts.34.4Candid Taxonomy APIReturns Candid's philanthropic classification system (subject, population, support-strategy, and geographic...33.3Fabric8Labs Taxonomy APIThe Taxonomy API from Fabric8Labs — 4 anonymous read operations over the 6 content categories (News, Insigh...33.3Memo Therapeutics Taxonomy APICategories and tags. Eight categories are registered and populated; the post_tag taxonomy is registered but...32.3MOMA Therapeutics Taxonomy APITerm collections for the three registered taxonomies — category (4 terms including Blog and Press Release),...32.3NiKang Therapeutics Taxonomy APICategories, tags and team categories, plus the taxonomy registry. Three post categories are registered (`ne...31.7CUTISS Categories APIThe Categories API from CUTISS — the content categories posts are filed under. 13 categories were readable ...31.6iECURE Taxonomy APICategories and tags. Six news categories are registered (news, press release, in the news, awards, pubs & p...31.6Nacuity Pharmaceuticals Taxonomy APICategories, tags and the `portfolio-types` custom taxonomy. Categories holds one term (Uncategorized, count...31.3Ascend Advanced Therapies Taxonomy APICategories and tags.31.2Burger Singh Taxonomy APIPublic, unauthenticated read access to the site taxonomy - the franchise investment brackets (Less than 26 ...31.2Virtual Incision Taxonomy APIPost categories, tags and the taxonomy registry behind the newsroom.31.1GRIN Therapeutics Taxonomy APICategories and tags. Registered by WordPress core; every term reports count 0 on this deployment.30.3Juvenescence Categories APIThe 7 post categories that organise the Juvenescence news stream, five of which carry posts.30.1Juvenescence Portfolio APIThe site's registered `portfolio` custom post type and its `portfolio_category` taxonomy. Registered, publi...30.1Juvenescence Tags APIThe 25 post tags on juvlabs.com, a vocabulary dominated by Juvenescence portfolio companies and research co...30.1MBrace Therapeutics Taxonomy APICategory and tag terms. Four categories are registered; the post_tag taxonomy is registered but empty.30.0Flare Therapeutics Taxonomy APICategories and tags. Four categories are registered (News 36, Press Release 8, FlareTx 3, Uncategorized 3);...29.6Jnana Therapeutics Taxonomy APIPost categories (7 registered — press-releases 43, in-the-news 16, presentations 3, insights 2, publication...29.4ReCode Therapeutics Taxonomy APICategories, tags, and the registered type/status/taxonomy descriptors.28.7ADARx Pharmaceuticals Taxonomy APICategories, tags, taxonomies and post statuses.28.5Adionics Taxonomy APIPublic, unauthenticated read access to the classification terms behind adionics.com — the four post categor...28.3ARC Taxonomy APIAnonymous read access to the 34 controlled vocabularies ARC classifies its content with — states_counties (...28.3Heuritech Taxonomy APIThe five editorial categories Heuritech uses to classify its blog content, plus the (currently empty) tag t...28.1Matchpoint Therapeutics Taxonomy APICategories, post tags and the team_types taxonomy. Only one category term exists; post_tag and team_types a...28.0Wugen Taxonomy APIThe Taxonomy API from Wugen — 4 operation(s) for taxonomy.27.9KSQ Therapeutics Taxonomy APICategory and post_tag term collections. Registered and anonymously reachable; one category term ("Uncategor...27.6Nura Bio Taxonomy APICategory and tag terms applied to the news archive.27.0Vestaron Taxonomy APIThe Taxonomy API from Vestaron — 6 operation(s) for taxonomy.26.8
Emerging 47 Early or largely undocumented
MindMaze Taxonomy APIThe categories and tags used to classify MindMaze posts, including the EQS, ad-hoc-news and other-ir-news d...25.9Open Library Subjects APIThe Subjects API from Open Library — 1 operation(s) for subjects.25.8Scimar Taxonomy APIThe Taxonomy API from Scimar — 6 operation(s) for taxonomy.25.6Exentis Group Categories APIThe Categories API from Exentis Group — the `category` taxonomy that posts are filed under, with parent/chi...25.4Exentis Group Taxonomy APIThe Taxonomy API from Exentis Group — 2 operation(s) for taxonomy.25.4Abcuro Taxonomy APICategories, tags and the person_role taxonomy.25.3BioFlyte Taxonomy APIThe Taxonomy API from BioFlyte — 6 operation(s) for taxonomy.25.1Text Classification APIAssigns one or more classes to a text according to content using predefined or custom taxonomy models, supp...25.0Group14 Technologies Taxonomy APIThe job-department and job-location vocabularies used to classify roles.24.9Harbinger Motors Taxonomy APIPublic, unauthenticated read access to the classification layer behind the harbingermotors.com newsroom — t...24.9Addis Energy Taxonomy APIPublic, unauthenticated read access to the taxonomies that classify Addis Energy content — the category tax...24.8Nusano Categories APIThe category taxonomy applied to Nusano news and blog content (14 categories on 2026-08-26).24.6Nusano Tags APIThe tag taxonomy applied to Nusano news and blog content (310 tags on 2026-08-26).24.6Strata Oncology Taxonomy APICategories and tags.24.4LEAF4Life Taxonomy APICategory and tag terms. Registered and anonymously reachable but effectively unused — one category (the Wor...24.2XGS Energy Categories APIPublic, unauthenticated access to the post categories that classify the XGS Energy news archive. Verified l...24.1XGS Energy Tags APIPublic, unauthenticated access to the post tags applied to the XGS Energy news archive. Verified live at 1 ...24.1Enveda Taxonomy APIThe Taxonomy API from Enveda — 4 operation(s) for taxonomy.23.5Weedmaps Taxonomy APIRead-only reference taxonomy used to enrich menu items - retrieve cannabinoids, categories (flat and tree),...23.5Hydrostor Taxonomy APIPublic, unauthenticated read access to the classification vocabularies behind hydrostor.ca: newsroom catego...23.4Autotrader Taxonomy APIProvides structured data for vehicle makes, models, generations, and derivatives. Used to build consistent ...22.7Ethyreal Bio Taxonomy APIThe Taxonomy API from Ethyreal Bio — 14 operation(s) over the categories and tags that classify ethyrealbio...22.7Cellarity Taxonomy APIThe Taxonomy API from Cellarity — 8 operation(s) for taxonomy.22.3Zetagen Therapeutics Taxonomy APICategories and tags.22.2Boundless Bio Taxonomy APIThe Taxonomy API from Boundless Bio — 6 operation(s) for taxonomy.21.9Orionis Biosciences Taxonomy APIThe Taxonomy API from Orionis Biosciences — 4 operation(s) for taxonomy.21.8Colossal Laboratories & Biosciences Taxonomy APIThe Taxonomy API from Colossal Laboratories & Biosciences — 6 operation(s) for taxonomy.21.4Habiteo Site Content API — Taxonomy APICategories, tags, portfolio categories and the taxonomy registry. DERIVED by API Evangelist from the WordPr...20.9Impossible Metals Taxonomy APICategories, tags and the registered type/taxonomy vocabularies.20.9Ionetix Taxonomy APICategories, tags and taxonomy registrations that classify ionetix.com content — News, Case Studies, Confere...20.8LIVEKINDLY Taxonomy APIThe Taxonomy API from LIVEKINDLY — 6 operation(s) for taxonomy.20.5Tokamak Energy Taxonomy APIPublic, unauthenticated read access to the classification terms Tokamak Energy applies to its news archive ...20.4Yummly Metadata API (Historical)DEPRECATED / HISTORICAL. The Metadata endpoints (GET http://api.yummly.com/v1/api/metadata/{key}) returned ...20.2Kateeva Taxonomy APIPublic, unauthenticated read access to the classification vocabularies behind the kateeva.com newsroom — th...20.1Alliance Resource Partners Content APIThe public, read-only WordPress REST API served by Alliance Resource Partners' corporate site at www.arlp.c...20.0Eridu Taxonomy APIAnonymous, unauthenticated read access to the classification vocabularies behind eridu.ai — post categories...19.7Lazada Category APIRetrieve Lazada's hierarchical category tree, category attributes, and category-specific attribute values u...19.732 Biosciences Taxonomy APIThe WordPress wp/v2 categories and tags collections on 32biosciences.com. Three categories (Features, News ...19.5EnergyX Taxonomy APIPublic, unauthenticated read access to the eleven classification vocabularies behind energyx.com: post cate...19.5Metalenz Taxonomy APIPublic, unauthenticated read access to the classification layer over the Metalenz newsroom — the `category`...18.9Allotex Taxonomy APICategories and tags.18.6Kartos Therapeutics Taxonomy APIRegistered post types, statuses, taxonomies and terms.18.2Open Food Facts Taxonomy APIThe Taxonomy API from Open Food Facts — 1 operation(s) for taxonomy.18.1ODNI Public Content APIThe anonymous, read-only WordPress REST API behind www.odni.gov. Serves ODNI newsroom posts (press releases...17.4Alzheon Taxonomy APICategories and tags used to classify content.17.3Bluejay Therapeutics Taxonomy APICategories, tags and taxonomy/type/status registries.16.3IgGenix Taxonomy APICategories, tags and the taxonomy registry for iggenix.com, exposed as JSON by the WordPress REST API. Anon...16.2

Companies reaching this through an API (101)

These companies publish an API, specification or operation carrying “Taxonomy” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

32 Biosciences Abcuro ADARx Pharmaceuticals Addis Energy Adionics Allay Therapeutics Alliance Resource Partners Alloplex Biotherapeutics Allotex Alzheon API Evangelist Appalachian Regional Commission Ascend Advanced Therapies Automattic Autotrader Belharra Therapeutics Best Buy BioAegis Therapeutics BioFlyte Bluejay Therapeutics Boundless Bio Burger Singh Candid Cellarity Centrexion Therapeutics Coin Metrics Colossal Laboratories & Biosciences Contensis Cresilon CUTISS Daloopa Director of National Intelligence Ease Eclipse Foundation EnergyX Enveda Equipmentwatch Eridu Ethyreal Bio Exentis Group Fabric8Labs farmOS FERC Flare Therapeutics Gotham Greens GRIN Therapeutics Group14 Technologies Habiteo Harbinger Heuritech
Show all 101 companies ↓
Hydrostor ICON Aircraft iECURE IgGenix Impossible Metals Ionetix JenaValve Technology Jnana Therapeutics Johns Hopkins University Juvenescence Kartos Therapeutics Kateeva Kriya Therapeutics KSQ Therapeutics Lazada LEAF4Life LIVEKINDLY Matchpoint Therapeutics MBrace Therapeutics MeaningCloud Memo Therapeutics Metalenz MindMaze Mirakl MOMA Therapeutics Nacuity Pharmaceuticals National Institutes of Health (NIH) NiKang Therapeutics Nura Bio Nusano Nutshell Open Food Facts Open Library Orionis Biosciences ReCode Therapeutics Scimar Sinclair, Inc. Star Therapeutics Strata Oncology Tokamak Energy United States National Library of Medicine Vestaron Virtual Incision Weedmaps Wish Wugen XGS Energy Yahoo Yummly Zetagen Therapeutics Zype

Score breakdown

Frequency
68.7
log-scaled weighted occurrences
Breadth
0.1
spread across providers
Quality lift
49.3
mean composite of providers using it
Cohesion
19.3
strength of nearest seed neighbor

Related tags

oEmbed 43 co-occurrences Posts 60 co-occurrences Pages 67 co-occurrences content-api 28 co-occurrences Discovery 72 co-occurrences Comments 35 co-occurrences Content 54 co-occurrences Media 82 co-occurrences

Where this tag comes from

Api tag108
Provider tag5
Openapi tag81
Openapi op tag583

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag 
curl "https://apis.io/api/v1/tags/taxonomy"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/taxonomy"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/taxonomy/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.