established · 0.0 marketcapability domainschema

API Gateway

Score 28.9 / 100 85 providers +29 via APIs 77 APIs Search apis.io →

Providers using this tag (85)

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

Exemplar 2 Complete, well-documented, and agent-ready
JitterbitAPI ManagementAutomationIntegrationiPaaS1 API70.1Microsoft Azure API ManagementA2AAI GatewayAPI Center1 API67.0
Strong 14 Solid coverage with minor gaps
AIMLAPIArtificial IntelligenceMachine-LearningAI ModelsLLM1 API65.5CloudflareAI GatewayArtificial IntelligenceCDN24 APIs65.1Amazon API GatewayCloudRESTHTTP3 APIs64.9F5ApplicationSecurityLoad Balancing5 APIs63.7VendiaCompanyMCPArtificial IntelligenceData Sharing1 API62.4Solo.ioCompanyService MeshKubernetes5 APIs62.3CitiBankingFinancial-ServicesOpen BankingPayments118 APIs62.2ApigeeAdvanced API SecurityAgentic AIAnalytics5 APIs62.1KongAI GatewayAI ConnectivityAgent Gateway2 APIs58.0TykAPI ManagementGraphQLOpen-Source4 APIs57.4University of California, San DiegoEducationHigher EducationUniversityPublic Research University4 APIs56.9GraviteeAPI ManagementAccess ManagementIdentity2 APIs56.8GlooCloud-NativeDeveloper PortalEnvoy4 APIs56.3University of CambridgeEducationHigher EducationUniversityResearch1 API55.2
Developing 32 Usable, with meaningful gaps to close
FusioAPI ManagementOpen-SourceREST API5 APIs54.2University of HelsinkiEducationHigher EducationUniversityFinland13 APIs54.1AgentGatewayAI GatewayMCPLLM1 API54.0SLNGCompanySpeechVoiceSpeech-to-Text7 APIs53.7University of California, Santa BarbaraEducationHigher EducationUniversityPublic Research University21 APIs53.4Citrix NetScalerApplication Delivery ControllerApplication SecurityLoad Balancing1 API52.9LunarAPI ManagementAI GatewayMCP Gateway3 APIs52.3AklivityAI GatewayAgent InfrastructureApache Kafka4 APIs52.2ApiableAmazon API GatewayAPI MonetizationAPI Portal1 API51.7WunderGraphFederationGraphQLManagementSchema Registry11 APIs51.6MuleSoftAPI ManagementEnterpriseIntegration1 API51.3SpekoVoiceVoice AISpeech-to-TextText-to-Speech1 API50.3Hong Kong University of Science and TechnologyUniversityHigher EducationEducationResearch1 API49.9MCP360MCPMCP ServerMCP GatewayAI Agents38 APIs49.7Red Hat 3scaleAPI ManagementDeveloper PortalDeveloper Tools5 APIs49.6Google Cloud API GatewayAPI ManagementAuthenticationGoogle Cloud1 API49.5Apache APISIXApacheCloud-NativeKubernetes2 APIs49.0ApinizerAPI ManagementAPI MonitoringAPI Security1 API47.9MCP ManagerCompanyMCPAI Governance1 API47.9NGINXCachingCloud-NativeLoad Balancer1 API46.9ngrokAI GatewayComputeDeveloper Tools1 API46.3ApimanAPI ManagementDeveloper PortalJava1 API45.1RouterPlexLLMArtificial IntelligenceAI GatewayInference1 API44.5IBM API ConnectAPI ManagementDeveloper PortalDeveloper Tools3 APIs43.9Google Cloud EndpointsAPI ManagementAuthenticationGoogle Cloud1 API43.0Envoy GatewayCNCFEnvoyKubernetes3 APIs42.6Traefik LabsAI GatewayAPI ManagementDeveloper Portal1 API42.5Aalto UniversityUniversityHigher EducationEducationFinland5 APIs42.2RapidAPIAPI MarketplaceAPI ManagementAPI Testing6 APIs41.9PaleBlueDot.AIArtificial IntelligenceMachine-LearningLarge Language ModelsInference2 APIs40.8The GuildAPI CompositionAPI ObservabilityBreaking Change Detection10 APIs40.6Apache KnoxAuthenticationHadoopOpen-Source1 API39.8
Thin 21 Limited public surface area
KrakenDAggregationGoOpen-Source1 API39.0AI GatewayAI GatewayLLM RouterLLM ProxyModel Routing1 API38.1Ocelot.NETMicroservicesOpen-Source1 API37.6GrafbaseGraphQLFederationSchema Registry1 API37.2SapiomCompanyArtificial IntelligenceAI AgentsAgent Infrastructure1 API37.1Spring Cloud GatewayCircuit BreakerLoad BalancingMicroservices1 API36.9MindlogicCompanyAi MlGenerative AIConversational AI1 API36.0Express GatewayAPI CompositionBFFOpen-Source1 API35.4TailcallGraphQLGraphQL RuntimeREST2 APIs34.9APIIDAAPI ManagementFederated API ManagementGovernance2 APIs34.6Software AGAPI ManagementEnterprise IntegrationiPaaSwebMethods1 API34.0APIParkAI GatewayAPI ManagementDeveloper Portal1 API33.8SafeLineProxyWAFSecurityOpen-Source1 API33.7Scalable ServicesCloud-NativeContainersDistributed Systems1 API33.7WeaveAPI - OpenAI-compatible AI API GatewayArtificial IntelligenceLLMAI Inference2 APIs33.2StepZenBackend IntegrationGraphQLREST to GraphQL1 API33.1HiscoxInsuranceUnited KingdomProperty and CasualtySpecialty Insurance4 APIs33.0Emissary-IngressCloud-NativeEnvoyIncubating1 API32.4RunlayerCompanyArtificial IntelligenceAI AgentsMCP1 API31.5RhapsodyHealthcareUnited StatesInteroperabilityIntegration Engine6 APIs31.3Deutsche TelekomTelecommunicationsTelcoMobile Network OperatorCPaaS8 APIs28.6
Emerging 15 Early or largely undocumented
Cumulus LabsCompanyInferenceLLMAI Infrastructure1 API25.8AdaptigentMainframeIntegrationLegacy Systems1 API25.5University of IndonesiaEducationHigher EducationUniversityIndonesia8 APIs25.5APIwizAPI DesignAPI GovernanceAPI Lifecycle1 API25.2HigressCloud-NativeIstioKubernetes4 APIs22.0Containous (Traefik Labs)CompanyCloud-NativeReverse ProxyLoad Balancer21.6MembraneArtificial IntelligenceAutomationIntegration1 API21.5Bloomberg PlatformPlatformInfrastructureData Distribution3 APIs20.0MOSNService MeshProxyCloud-Native1 API18.7Lura ProjectGoLinux FoundationMicroservices2 APIs18.6Netflix ZuulEdge ServiceNetflixOpen-Source4 APIs18.3wacaiCompanyFintechPersonal FinanceAccounting1 API13.6caimitechCompanyFintechPersonal FinanceWealth Management13.2Web MethodsCompanyIntegrationiPaaSAPI Management12.3SyncloopAPI ManagementAPI DevelopmentIntegration PlatformLow-Code1 API11.3
Minimal 1 Almost no public developer surface
idsmanagerCompanyIdentityAuthenticationAuthorization5.0

APIs with this tag (77)

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 →

Strong 14 Solid coverage with minor gaps
Cloudflare API Shield APICloudflare API Shield provides API discovery, schema validation, and security features to protect APIs from...65.1Amazon API Gateway PortalsThe API Gateway Portals control plane (introduced November 19, 2025) lets you create branded developer port...64.9F5 NGINX Management Suite APIREST API for managing NGINX instances, monitoring performance, and configuring application delivery through...63.7Google ApigeeApigee is Google Cloud's API management platform enabling organizations to design, secure, publish, analyze...62.1Boomi API Gateway GraphQL APIThe Boomi API Gateway GraphQL API enables developers to retrieve and modify data related to API Gateway man...61.0Oracle API Gateway APIThe apiGateway API from Oracle — 18 operation(s) for apigateway.60.2IBM API ConnectCreate, secure, manage, share, monetize, and analyze APIs across clouds with a comprehensive end-to-end API...60.0Kong GatewayKong Gateway is the open-source, lightweight, cloud-native API gateway optimized for microservices, deliver...58.0Red Hat 3scale API ManagementAPI management platform providing access control, rate limiting, analytics, and developer portal capabiliti...57.5UC San Diego API Gateway (WSO2 API Manager)The campus API gateway, running WSO2 API Manager 4.1.0 at api.ucsd.edu on UC San Diego address space (169.2...56.9Gloo EdgeGloo Edge is a feature-rich, Kubernetes-native ingress controller and API gateway built on Envoy Proxy, sup...56.3Gloo GatewayGloo Gateway is the next-generation API gateway from Solo.io built on Envoy Proxy and implementing the Kube...56.3Cambridge API Gateway (Card / Student / HR)UIS API Gateway (ALPHA) publishing read-oriented REST APIs — University Card, University Student (CamSIS-so...55.2Temenos Explorer APIAPIs for the Temenos Explorer framework, providing an API gateway for server-to-server API calls with Keycl...55.1
Developing 27 Usable, with meaningful gaps to close
University of Helsinki API Portal (Gravitee)The University's own API developer portal and gateway — a self-hosted Gravitee API Management deployment. T...54.1Boomi API Developer Portal (UMN tenant)The University's developer portal for the Common Good APIs runs as a UMN-specific tenant on Boomi's cloud a...53.4UCSB Campus API GatewayThe single API front door for the campus, at api.ucsb.edu. Every campus API is published as a proxy on it a...53.4Lunar API Consumption GatewayThe Lunar API Consumption Gateway is a proxy-based infrastructure layer that routes outbound HTTP/HTTPS API...52.3Zilla GatewayZilla is a stateless, cloud-native multi-protocol edge and service proxy that enables seamless access to Ap...52.2Apiable API Portal PlatformApiable provides a self-service API portal platform for API product managers and developers. It offers sing...51.7MuleSoft Anypoint PlatformMuleSoft Anypoint Platform unifies API management with integration, providing a complete solution to connec...51.3HKUST API Gateway and API PortalHKUST's Azure API Management tenant, operated by the IT Services Office. The gateway is live and callable a...49.9Axway API GatewayAxway API Gateway is an enterprise-grade API gateway providing security, mediation, and traffic management ...49.4SAP Integration Suite API ManagementAPIs for building, managing, publishing, and monitoring API proxies within SAP Integration Suite.49.3Apache APISIX GatewayApache APISIX provides rich traffic management features including load balancing, dynamic upstream configur...49.0HKU ITS API Developer Portal and GatewayHKU Information Technology Services runs an Azure API Management gateway at api.hku.hk and a developer port...48.9Google Cloud API GatewayAPI Gateway enables you to provide secure access to your backend services through a well-defined REST API t...48.4Tanium API GatewayThe Tanium API Gateway is a GraphQL interface for querying data and taking action in Tanium. It is the pref...47.3SnapLogic API ManagementSnapLogic API Management enables organizations to create, manage, secure, and monitor APIs throughout their...47.0NGINXNGINX is a versatile open-source software for web serving, reverse proxying, caching, load balancing, media...46.9EUR API Gateway (api.eur.nl)An EUR-operated Kong API gateway. It is unambiguously live and unambiguously closed: the root returns 401 a...46.8Spring Cloud Gateway APISpring Cloud Gateway provides an API Gateway built on Spring WebFlux and Reactor. It offers route configura...46.2ApimanApiman is an open source API management platform with a developer portal, API gateway, and management UI su...45.1Envoy GatewayEnvoy Gateway's configuration API is a set of Kubernetes Custom Resource Definitions in the gateway.envoypr...42.6Traefik Hub API GatewayCommercial Kubernetes-native API gateway built on Traefik Proxy. Adds a native WAF (claimed 23x faster than...42.5Traefik ProxyTraefik Proxy is the flagship open-source (MIT) cloud-native reverse proxy, ingress controller, and load ba...42.5Aalto API GatewayAalto's own Red Hat 3scale API gateway, the front door to every institution-operated API at Aalto. Five API...42.2PBD TokenRouter Inference APIOpenAI-, Anthropic- and Gemini-compatible inference gateway. One API key and one base URL route requests ac...40.8GraphQL Mesh APIGraphQL federation framework that composes any API service — REST, OpenAPI, gRPC, SOAP, OData, JSON Schema,...40.6Hive GatewayHive Gateway is a federated GraphQL routing engine from The Guild that supports both Apollo Federation and ...40.6Apache Knox Gateway APIThe Knox gateway proxies and secures access to Hadoop ecosystem services including HDFS WebHDFS, Hive, HBas...39.8
Thin 23 Limited public surface area
KrakenDKrakenD Community Edition is an ultra-high performance API gateway that aggregates multiple service calls i...39.0Apache APISIX AI ProxyThe Apache APISIX ai-proxy plugin streamlines integration with LLMs by converting plugin settings into the ...38.1Kong AI GatewayThe Kong AI Gateway is delivered as the AI Proxy plugin for Kong Gateway, transforming and proxying request...38.1Ocelot API GatewayOcelot is an open-source .NET API Gateway that provides routing, authentication, authorization, rate limiti...37.6FAU API Gateway (api.fau.de)api.fau.de is an FAU-operated API portal — the browser title is "FAU API", the single-page application is s...37.1Spring Cloud Gateway CoreCore routing and filtering capabilities including predicate factories (Path, Host, Method, Header, Query, C...36.9Consul Connect GatewaysConsul Connect supports four gateway types for traffic flowing into and out of the mesh: mesh gateways for ...36.4Partner Gateway APIThe State Farm Partner Gateway API serves as the unified integration layer for all State Farm Insurance Com...36.1UC Berkeley API GatewayThe single centralized entry point for API requests across the Berkeley campus, operated by Berkeley IT on ...35.9University of Waikato Identity Provider (uowidp)The university's own OpenID Connect 1.0 provider, on its own API gateway at api.svc.waikato.ac.nz/uowidp/v1...35.5Express GatewayExpress Gateway is an API gateway built on Express.js for managing and securing microservices and APIs.35.4Tailcall GraphQL RuntimeHigh-performance GraphQL runtime for composing multiple upstream REST, gRPC, and GraphQL APIs into a unifie...34.9CCC Platform API GatewayCCC's production API gateway. GET https://api.cccis.com/v1 returns HTTP 401 with an RFC 6750 Bearer challen...33.8Envoy Admin APIEnvoy Proxy's administration API for inspecting and modifying Envoy runtime configuration, stats, clusters,...33.7Kong Admin APIKong Gateway's RESTful Admin API for managing services, routes, plugins, consumers, upstreams, and certific...33.7WeaveAPI OpenAI-compatible APIOpenAI-wire-compatible REST API for chat completions, responses-style requests and the model catalog, authe...33.2DataDome Server Modules & SDKsDataDome ships 40+ server-side integrations (web servers, CDNs, application frameworks, API gateways) that ...31.5Rhapsody Guardian (Healthcare API Gateway)Rhapsody Guardian is a healthcare-purpose-built API gateway, launched October 2025, that lets healthcare or...31.3AWS API Gateway APIAWS REST API for managing API Gateway usage plans, API keys, throttling limits, and quota enforcement acros...31.0api.sydney.edu.au — MuleSoft Anypoint gateway (not publicly reachable)api.sydney.edu.au resolves in DNS to usyd-lb-p.lb.anypointdns.net — a MuleSoft Anypoint Platform dedicated ...30.742Crunch API Protection42Crunch API Protection deploys an API-native micro firewall (API Firewall) that provides runtime defense a...28.8Open Telekom Integration PlatformCloud-native, ubiquitous enterprise integration platform open-sourced by Deutsche Telekom. Combines a Kong-...28.6Celigo API ManagementCeligo API Management allows organizations to build, publish, and govern APIs on top of Celigo-managed inte...27.4
Emerging 12 Early or largely undocumented
UI API Gateway (Kong Enterprise)api.ui.ac.id is a Kong Enterprise 3.3.1.0 API gateway operated by the university on its own network. Every ...25.5UC API GatewayAn institution-operated enterprise API gateway on the University of Canterbury's own registrable domain. Di...24.1api.data.govFree API management gateway operated by the U.S. General Services Administration's Technology Transformatio...23.4HigressHigress is a next-generation cloud-native API gateway that provides intelligent routing, traffic management...22.0Higress AI GatewayHigress AI Gateway extends the core Higress gateway with AI-specific capabilities including LLM proxy routi...22.0Broadcom Layer 7 API Management (CA API Gateway)Enterprise API management platform (formerly CA API Management / Layer 7) that provides API gateways, devel...21.3MOSNMOSN is a cloud-native network proxy that supports multiple protocols (HTTP/1.1, HTTP/2, gRPC), dynamic rou...18.7Lura FrameworkThe Lura Framework is an open-source Go library for building ultra-high-performance API gateways with middl...18.6Lura ProjectLura Project is an open source framework for building ultra-performant API gateways with middlewares.18.6Netflix ZuulNetflix Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, and security.18.3Netflix Zuul GatewayNetflix Zuul is an L7 application gateway built on Netty that provides dynamic routing, load balancing, aut...18.3Syncloop API Management PlatformThe Syncloop API Management Platform provides REST APIs for managing API services, configurations, deployme...11.3
Minimal 1 Almost no public developer surface
island.is GraphQL GatewaySingle GraphQL gateway at api.island.is wrapping internal REST microservices that power island.is applicati...7.2

Companies reaching this through an API (29)

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

42Crunch Axway Boomi CA Technologies (Broadcom) CCC Intelligent Solutions Celigo Consul Connect DataDome Erasmus University Rotterdam Friedrich-Alexander-Universität Erlangen-Nürnberg Google IBM island.is (Digital Iceland) Oracle Public Sector Red Hat SAP SnapLogic Spring Framework State Farm Insurance Companies Tanium Temenos Test Rate Limit Check University of California, Berkeley University of Canterbury University of Hong Kong University of Minnesota University of Sydney University of Waikato

Score breakdown

Frequency
59.6
log-scaled weighted occurrences
Breadth
2.3
spread across providers
Quality lift
47.3
mean composite of providers using it
Cohesion
26.4
strength of nearest seed neighbor

Related tags

API Management 38 co-occurrences Developer Portal 26 co-occurrences AI Gateway 14 co-occurrences Rate Limiting 9 co-occurrences Cloud-Native 15 co-occurrences Envoy 7 co-occurrences Reverse Proxy 7 co-occurrences Service Mesh 8 co-occurrences

Where this tag comes from

Api tag77
Provider tag85

Cohort brief

Auto-generated

The 85 providers in the APIs.io catalog tagged API Gateway, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
85
all scored
Mean Kin Score
41.7
+17.8 vs catalog 23.9
Mean Agent Readiness
21.8
+9.8 vs catalog 12
Spread
5–70.1
median 42.5 · σ 14.9
How the 85 split by band
Exemplar 2Strong 14Developing 32Thin 21Emerging 15Minimal 1
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 47.9 23.4 +24.5 85
Contract Quality 43.2 19.8 +23.4 85
Operational Transparency 29.6 14 +15.6 85
Access Clarity 38.9 26.5 +12.4 85
Contract Governance 15.8 6.4 +9.4 85
Discoverability 68.1 61.2 +6.9 85

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 22% 10% +12
MCP server (first-party) 14% 13% +1
Agent Skills 0% 0% 0
OAuth scopes 16% 11% +5
Security 99% 97% +2
Arazzo workflows 6% 2% +4
Governance rules 51% 14% +37

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 Jitterbit 70.1
  2. 2 Microsoft Azure API Management 67
  3. 3 AIMLAPI 65.5
  4. 4 Cloudflare 65.1
  5. 5 Amazon API Gateway 64.9
  6. 6 F5 63.7
  7. 7 Vendia 62.4
  8. 8 Solo.io 62.3
  9. 9 Citi 62.2
  10. 10 Apigee 62.1
Top by Agent Readiness
  1. 1 AIMLAPI 55.1
  2. 2 Citi 49.8
  3. 3 Cloudflare 49.6
  4. 4 Fusio 48.9
  5. 5 F5 48.7
  6. 6 Speko 44.4
  7. 7 Vendia 38.3
  8. 8 Solo.io 37.6
  9. 9 RouterPlex 37.2
  10. 10 Sapiom 36.3
All 85 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 15 September 2026, across 27661 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

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/api-gateway"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/api-gateway"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/api-gateway/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.