emerging · 0.4 market domain

Knowledge Graph

Score 20.5 / 100 50 providers +10 via APIs 21 APIs Search apis.io →
Business capabilities this tag reaches
Data & Reference Information Services 1
Variants seen in the corpus: Knowledge GraphsKnowledge Graph

Providers using this tag (49)

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

Exemplar 2 Complete, well-documented, and agent-ready
Fodda (PSFK)Market IntelligenceTrend ResearchConsumer Insights2 APIs69.0DiffbotExtractionHarvestingWeb ScrapingWeb9 APIs73.9
Strong 4 Solid coverage with minor gaps
StructifyCompanyArtificial IntelligenceDataWeb Scraping1 API58.5EndgameCompanySalesRevenue IntelligenceGo-To-Market2 APIs56.7IndykiteCompanyIdentityAuthorizationAccess Control2 APIs55.4TakoCompanyArtificial IntelligenceDataSearch1 API54.8
Developing 14 Usable, with meaningful gaps to close
Golden RecursionCompanyData EnrichmentEntity Data1 API54.0WikidataLinked DataOpen DataSemantic Web1 API53.0Google Knowledge Graph SearchEntitiesGoogleLinked Data1 API44.6CuriosityArtificial IntelligenceEnterpriseData Integration21 APIs41.0ArangoDBCompanyDatabaseGraph DatabaseMulti-Model Database1 API51.8Signal AICompanyMedia IntelligenceReputation ManagementRisk Intelligence1 API51.4NexCompanyAI AgentsContext1 API50.8PolycodeChatMemoryAgentsA2A1 API48.6GoldenCompanyCompany DataData1 API48.4RelationalAICompanyDecision IntelligenceSemantic Layer46.3Flume HealthHealthcareHealth PlansPayersHealthcare Data1 API45.7Stack ExchangeQ&ADeveloper CommunityStack Overflow17 APIs43.7Rainbird TechnologiesCompanyArtificial IntelligenceDecision Automation1 API43.3Wikipedia / MediaWikiOpen DataPublic APIsOpen KnowledgeEncyclopedia2 APIs40.3
Thin 12 Limited public surface area
ZepMemoryAI AgentsTemporal Graph1 API35.5BurstIQCompanyHealthDataBlockchain1 API30.6ConceptNetNatural Language ProcessingSemantic WebCommon Sense1 API27.5o9 SolutionsCompanySupply ChainSupply Chain PlanningIntegrated Business Planning2 APIs36.3DoclingDocumentsParsingPDFOCR2 APIs36.2YextDigital PresenceBusiness ListingsLocation DataReviews9 APIs33.4AdapterCompanyArtificial IntelligenceCognition1 API32.7ReflexivityCompanyFinancial ServicesInvestment AnalysisMarket Data1 API31.4CherreReal EstateProperty IntelligenceData Integration1 API29.5Eder LabsCompanyCloud SaasAI AgentsMemory1 API29.4Synthetic SciencesCompanyArtificial IntelligenceMachine LearningScientific Research1 API26.3MirielCompanyArtificial IntelligenceContext EngineRetrieval7 APIs26.2
Emerging 14 Early or largely undocumented
StardogGraph DatabaseSemantic WebSPARQL1 API25.3Altana AICompanyArtificial IntelligenceSupply ChainTrade Compliance15.9Hyper 4CompanyArtificial IntelligenceAI AgentsKnowledge Management12.3LogseqCompanyKnowledge ManagementNote TakingProductivity20.0CausalyCompanyArtificial IntelligenceLife SciencesBiomedical1 API19.6AccreteCompanyArtificial IntelligenceAI Agents19.4SecuritiData SecurityPrivacyAI GovernanceAI Security19.0DgraphGraphQLGraph DatabaseDistributed DatabaseReal-Time1 API18.3Aris MachinaCompanyArtificial IntelligenceManufacturingIndustrial17.8CertivityCompanyRegTechComplianceRegulatory Intelligence15.8NabooCompanyArtificial IntelligenceAI Agents15.6AppOrchidSemantic LayerDecision IntelligenceEnterprise AIData Fabric1 API15.4DBpediaLinked DataSPARQLSemantic Web6 APIs14.8AvantosCompanyArtificial IntelligenceFinancial ServicesWealth Management11.3
Minimal 3 Almost no public developer surface
Basecamp ResearchCompanyHealthcareBiotechnologyLife Sciences4.8ExtensityCompanyArtificial IntelligenceNeuro-Symbolic AILLM10.4BlackSwan TechnologiesCompanyArtificial IntelligenceData Fabric9.5

APIs with this tag (21)

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 3 Complete, well-documented, and agent-ready
Diffbot Knowledge Graph APIThe Knowledge Graph itself — a linked graph of over 10 billion entities (organizations, people, articles, p...73.9Fodda MCP ServerHosted Model Context Protocol server at mcp.fodda.ai exposing 53 tools (tools-manifest.json, v1.46.79) over...69.0Google Knowledge Graph Search APIThe Knowledge Graph Search API lets you find entities in the Google Knowledge Graph, providing access to in...68.9
Strong 3 Solid coverage with minor gaps
Bem Knowledge Graph APIRead the cross-document knowledge graph — the canonical entities and the directed relations between them th...62.8emem Knowledge Graph APIThe knowledge-graph API from emem — 2 operation(s) for knowledge-graph.58.6Trisotech Digital Enterprise Graph SPARQL APIA read-only SPARQL 1.1 endpoint over the Digital Enterprise Graph, the RDF projection of every model in a m...57.5
Developing 3 Usable, with meaningful gaps to close
SAP HANA Graph Engine APIGraph processing engine for network analysis with built-in algorithms for path finding, pattern matching, a...49.3Events.com Knowledge Graph APIThe Knowledge Graph API from Events.com — 2 operation(s) for knowledge graph.46.0Flume Context MCP ServerA remote Model Context Protocol endpoint served by the Flume Console at /api/v1/context/mcp. It is protecte...45.7
Thin 4 Limited public surface area
EPFL Graph SearchEPFL Graph Search is an EPFL-built knowledge-graph search over EPFL concepts, people, units and publication...37.7Docling GraphTransform unstructured documents — once normalized to `DoclingDocument` — into validated, rich, queryable k...36.2ConceptNet REST APIThe ConceptNet REST API exposes the full ConceptNet 5 knowledge graph via JSON-LD endpoints. Consumers can ...27.5Atlas REST APIThe direct HTTP API behind the Atlas CLI — the research graph, Library, runs, evidence, compute, and resear...26.3
Emerging 7 Early or largely undocumented
UniProt SPARQL EndpointA standards-compliant SPARQL 1.1 endpoint exposing the full UniProt knowledge graph as RDF. The current rel...21.0Collibra Knowledge Graph GraphQL APIThe Knowledge Graph GraphQL API enables retrieval of Collibra assets, relations, communities, domains, and ...16.6DBpedia Linked DataHTTP Linked Data access to DBpedia resources via content negotiation. Dereference any DBpedia entity URI (h...14.8DBpedia LiveReal-time SPARQL endpoint and Linked Data access over continuously updated DBpedia data derived from near-r...14.8DBpedia Lookup ServiceREST API for entity retrieval and auto-complete over the DBpedia knowledge graph. Resolves plain-text keywo...14.8DBpedia SPARQL EndpointPublic SPARQL 1.1 query endpoint backed by OpenLink Virtuoso over the DBpedia knowledge graph derived from ...14.8DBpedia SpotlightREST API for automatic annotation and entity linking of natural language text to DBpedia resources. Accepts...14.8
Minimal 1 Almost no public developer surface
Bing Entity Search APIThe Bing Entity Search API returns structured information about people, places, organizations, and other en...0.0

Companies reaching this through an API (10)

These companies publish an API, specification or operation carrying “Knowledge Graph” 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.

Bem Collibra emem EPFL Events.com Google Microsoft Bing SAP HANA Trisotech UniProt

Score breakdown

Frequency
50.6
log-scaled weighted occurrences
Breadth
1.2
spread across providers
Quality lift
35.4
mean composite of providers using it
Cohesion
3.2
strength of nearest seed neighbor

Related tags

Semantic Web 7 co-occurrences SPARQL 7 co-occurrences Linked Data 6 co-occurrences Memory 7 co-occurrences Graph 5 co-occurrences Entities 5 co-occurrences Connectors 5 co-occurrences Query 7 co-occurrences

Where this tag comes from

Provider tag51
Api tag21
Openapi tag4
Openapi op tag8

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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 →

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