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

Cumulocity MQTT and SmartREST APIConstrained-device MQTT broker fronting the Cumulocity REST API with a CSV-based SmartREST 2.0 payload form...67.0 Cumulocity MQTT Service APIStandards-compliant, multi-tenant MQTT broker for application-level messaging that does not need Cumulocity...67.0

Strong 4 Solid coverage with minor gaps

aedifion MQTT APIMQTT 3.1.1 broker interface at mqtt.aedifion.io for streaming building telemetry into and out of the aedifi...62.5 Adafruit IO MQTT APIMQTT broker at io.adafruit.com for publish/subscribe access to Adafruit IO feeds and groups. TLS on port 88...60.4 ThingSpeak MQTT APILightweight pub/sub MQTT broker at `mqtt3.thingspeak.com` over TCP (1883), TLS (8883), WebSocket (80), and ...59.2 SAP Event Mesh APIMessaging APIs for event-driven architecture supporting AMQP, MQTT, and REST protocols.55.4

Developing 4 Usable, with meaningful gaps to close

HiveMQ Mqtt APIThe Mqtt API from HiveMQ — 5 operation(s) for mqtt.49.2 HiveMQ MQTT over WebSocketMQTT 3.x and MQTT 5 messaging endpoints exposed over WebSocket for browser and edge clients to publish and ...49.2 Proficy Operations Hub REST APIsTwo REST surfaces on an Operations Hub installation. The integration APIs let a third-party server authenti...45.0 SPAN eBus MQTT APIPublish/subscribe streaming API hosted on SPAN Panel using the Electrification Bus (eBus) integration frame...44.4

Thin 9 Limited public surface area

OneNET IoT Open Platform APIOneNET is China Mobile's IoT PaaS, operated by its CMIOT subsidiary, for device connection, device manageme...39.1 CloudEvents MQTT Protocol BindingThe MQTT protocol binding for CloudEvents defines how events are mapped to MQTT 3.1.1 and MQTT 5.0 messages...37.6 WIS2 Global Broker (MQTT)The WIS2 Global Broker provides an MQTT(S) publish-subscribe service that re-publishes real-time weather no...34.9 Inspur Cloud IoT Platform APICloud-side and device-side API for the Inspur Cloud IoT platform, with an MQTT device protocol, device dyna...34.0 HoppscotchHoppscotch is a lightweight open-source browser-based API client supporting REST, GraphQL, WebSockets, SSE,...30.7 COSMOPlat IoT Telemetry (MQTT)The MQTT publish/subscribe surface of the COSMOPlat IoT development platform, documented in 数据流转引擎 (data fl...28.9 Ubidots MQTT APIUbidots supports MQTT for lightweight device telemetry ingestion. Devices publish dots to Ubidots broker to...28.9 Azure Event GridAzure's "highly scalable and fully managed publish-subscribe service for message distribution." Supports bo...28.8 BMW CarData Streaming APIThe BMW CarData Streaming API delivers near-real-time vehicle telematics over MQTT 3.1.1 with TLS. Clients ...28.6

Emerging 2 Early or largely undocumented

EcoFlow MQTT APIObtain MQTT streaming/command certificate25.5 MQTT ProtocolMQTT (Message Queuing Telemetry Transport, ISO/IEC 20922) is a lightweight pub/sub messaging protocol widel...18.8

Companies reaching this through an API (10)

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

China Mobile CloudEvents EcoFlow Events GE Vernova Hoppscotch Inspur Cloud SAP SCADA World Meteorological Organization

Score breakdown

Frequency

44.9

log-scaled weighted occurrences

Breadth

0.6

spread across providers

Quality lift

55.6

mean composite of providers using it

Cohesion

9.8

strength of nearest seed neighbor

Where this tag comes from

Provider tag22

Api tag21

Openapi tag2

Openapi op tag7

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MQTT

Providers using this tag (22)

APIs with this tag (21)