established · 0.1 capability schema

gRPC

Score 26.1 / 100 91 providers +72 via APIs 155 APIs Search apis.io →
Variants seen in the corpus: gRPCgrpc

Providers using this tag (91)

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

Exemplar 2 Complete, well-documented, and agent-ready
Strong 8 Solid coverage with minor gaps
Developing 27 Usable, with meaningful gaps to close
KentikNetwork ObservabilityNetwork MonitoringFlow AnalyticsBGP20 APIs54.1TailorCompanyERPHeadless ERPRetail3 APIs53.0bitdriftCompanyDeveloper ToolsObservabilityMobile1 API51.5ZenossAIOpsMonitoringObservabilityInfrastructure3 APIs50.6AuthzedAuthorizationAccess ControlPermissionsZanzibar1 API49.7AlphausCompanyFinOpsCloud Cost ManagementCloud1 API49.4PicarroCompanyGas DetectionEnvironmental MonitoringEmissions4 APIs49.1SS&C TechnologiesFinancial-ServicesInvestment ManagementFund AdministrationWealth Management1 API48.2Dronecode FoundationDronesUAVRoboticsMAVLink4 APIs48.1Triton OneSolanaRPCBlockchainWeb33 APIs48.0AGNTCYAI AgentsInteroperabilitySpecificationOpen-Source4 APIs47.4ActionpowerSpeech RecognitionSpeech-to-TextText-to-SpeechNatural Language Processing2 APIs47.3LocalyticsCompanyMarTechMobile AnalyticsPush Notifications2 APIs46.8Defakto SecuritySecurityIdentityNon-Human IdentityWorkload Identity2 APIs46.7LightstreamCompanyVideoLive StreamingBroadcasting3 APIs45.7Linq.ggCompanyGamingPaymentsWallets1 API45.0HappyCoCompanyPropTechReal-EstateProperty Management1 API44.9AgiBotCompanyRoboticsHumanoid RobotsEmbodied AI3 APIs44.6KurrentCompanyDatabaseEvent SourcingEvent Streaming1 API44.3Bear RoboticsRoboticsAutonomous Mobile RobotsFleet ManagementHospitality1 API44.2Mysten LabsCompanyBlockchainWeb3Sui3 APIs42.7Envoy GatewayAPI GatewayCNCFEnvoyKubernetes3 APIs42.6EngFlowCompanyRemote ExecutionRemote CachingBuild Systems1 API42.1Polar SignalsCompanyEnterpriseObservabilityContinuous Profiling1 API41.4The GuildAPI CompositionAPI GatewayAPI ObservabilityBreaking Change Detection10 APIs40.6MomentoCompanyAI InfrastructureCachingServerless1 API40.4Vapor IOCompanyEdge ComputingData CentersColocation2 APIs39.3
Thin 35 Limited public surface area
FernAgent ReadyArtificial IntelligenceAPI DefinitionsAsyncAPI1 API38.7QuanergyCompanyLiDARSensorsPhysical Security1 API38.7TemporalDurable ExecutionWorkflow OrchestrationWorkflows1 API38.7EinrideCompanySustainable TransportFreightLogistics2 APIs38.3ProvableCompanySecurities LendingCapital MarketsFintech1 API38.1AalyriaCompanyNetworkingSatelliteSpace4 APIs37.9ClarifaiArtificial IntelligenceComputer-VisionNLPImage Recognition1 API36.1PlakarCompanyBackupData ProtectionDisaster Recovery35.9QpointCompanySecurityObservabilityeBPF1 API35.9SpacemeshCompanyCrypto InfrastructureBlockchainCryptocurrency2 APIs35.5TailcallGraphQLAPI GatewayGraphQL RuntimeREST2 APIs34.9OpenXAdvertisingProgrammatic AdvertisingAd ExchangeSupply Side Platform5 APIs34.4Science CorporationCompanyNeurotechnologyBrain-Computer InterfaceNeural Interface1 API34.4ImandraCompanyArtificial IntelligenceAutomated ReasoningFormal Verification1 API33.9SuccinctCompanyCrypto InfrastructureZero-Knowledge ProofszkVM33.9CodeCompanyPaymentsMicropaymentsWallets1 API33.8AI ArenaCompanyGamingWeb3Artificial Intelligence33.4HailoArtificial IntelligenceMachine-LearningSemiconductorsEdge Computing2 APIs33.1ToitCompanySoftware-as-a-ServiceIoTEmbedded32.5TimberCompanyDeveloper ToolsObservabilityLogs1 API32.4ContainerdCloud-NativeContainer RuntimeCRIDocker1 API31.8Unto LabsCompanyCryptoBlockchainLayer 12 APIs31.8KratosCloud-NativeFrameworksGo1 API31.1CrestaArtificial IntelligenceContact CenterContact Center AICCaaS1 API30.1Harmonic GGCompanyBlockchainSolanaBlock Building2 APIs30.0RefurbedCompanyMarketplaceE-CommerceRefurbished Electronics4 APIs29.9Apache ArrowAnalyticsApacheColumnar FormatData3 APIs29.6ProvenanceCompanyBlockchainFinancial-ServicesTokenization1 API29.6PachydermCompanyMLOpsData VersioningData Pipeline1 API28.2HYPERLABSsignal-integrityTest and MeasurementElectronic ComponentsInstrumentation1 API27.8XilinxFortune 1000SemiconductorsFPGAProgrammable Logic27.4CloudMindsCompanyFrontier TechRoboticsCloud Robotics1 API27.3Protocol BuffersData FormatProtobufProtocol Buffers1 API27.3InfostellarCompanySpaceSatelliteGround Station1 API26.6Mythical GamesCompanyGamingWeb3Blockchain1 API26.3
Emerging 15 Early or largely undocumented
Minimal 2 Almost no public developer surface
Unrated 2 Not yet scored

APIs with this tag (150)

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 6 Complete, well-documented, and agent-ready
Strong 9 Solid coverage with minor gaps
Developing 48 Usable, with meaningful gaps to close
Temporal Server Frontend APIThe Temporal Server Frontend API provides gRPC services for interacting with the Temporal Server, including...53.1Tailor Platform Operator APIThe Tailor Platform control plane. A single tailor.v1.OperatorService with 254 RPCs covering organizations,...53.0Goldmane Flows APIGoldmane is the Calico flow aggregation and network-observability service introduced in Calico Open Source ...51.9Telia ACE Audio Stream Forwarding APIBidirectional streaming gRPC service over HTTP/2 that forwards copies of the audio streams in Telia ACE con...51.9bitdrift Public APIThe bitdrift Capture public API — schema-first protobuf service definitions exposed over gRPC, Connect, and...51.5etcd gRPC APIThe etcd v3 API is a gRPC-based interface providing key-value operations (put, get, delete, range), watch s...51.2Zenoss Cloud gRPC ServicesFirst-party proto3 service contracts published at github.com/zenoss/zenoss-protobufs and released as a Go m...50.6Antimetal Agent APIs (Protobuf)Public protobuf/Connect definitions for the Antimetal system agent — the component that connects customer i...49.9Picarro Edge — SAM FOUP gRPC APIThe first-party gRPC/ProtoBuf interface Picarro publishes for external access to Picarro SAM (semiconductor...49.1Picarro Platform Server APIThe gRPC interface to the host computer underneath a Picarro SAM deployment. `platformserver` exposes NetCo...49.1Contour ExtensionService APIKubernetes Custom Resource Definition for binding gRPC-based extension services to the Contour API. Extensi...48.9SS&C Eze EMS xAPICross-platform execution-management API for Eze EMS, published by SS&C Eze as a gRPC contract (three proto3...48.2MAVSDK gRPC APIMAVSDK is the Dronecode Foundation's programmable interface to any MAVLink vehicle, and the only surface in...48.1Triton One Yellowstone gRPC (Dragon's Mouth)Dragon's Mouth — Triton's high-performance Solana streaming gRPC service. Subscribe to slots, blocks, trans...48.0Bazel Remote Execution APIBazel speaks the open Remote Execution API (REAPI), a gRPC protocol for content-addressable storage and dis...47.7Agent Directory (DIR)Distributed announce and discovery of multi-agent systems. gRPC-first, with services for storage (content-a...47.4daglo Realtime Streaming STT (gRPC)Bidirectional gRPC streaming speech recognition served from apis.daglo.ai. The provider publishes the proto...47.3Arango Managed Platform (AMP) APIThe control-plane API of the Arango Managed Platform (formerly ArangoGraph Insights Platform / Oasis) — the...47.20G DA (Data Availability) gRPCgRPC surface for the 0G data-availability layer. The Disperser service accepts blobs asynchronously (Disper...47.1Jito Block Engine Validator gRPCgRPC interface between Jito-Solana validators / relayers and the Block Engine — BlockEngineValidator with S...46.0Jito Relayer gRPCRelayer gRPC service that sits in front of a Jito-Solana validator, exposing GetTpuConfigs and SubscribePac...46.0Jito Searcher gRPC ServicegRPC SearcherService exposing SubscribeBundleResults, SendBundle, GetNextScheduledLeader, GetConnectedLeade...46.0Jito Streaming SurfacesReal-time streaming surfaces from Jito infrastructure — the wss tip_stream for continuous bundle-tip percen...46.0Hubble Relay APIThe Hubble Relay API is a gRPC service that aggregates and relays network flow data from multiple Hubble ag...45.8OpenSCOW / CraneSched research-computing APIsOpenSCOW ("Super Computing On Web") is an HPC portal and management system authored at Peking University; C...45.4Rentberry Geocoder (gRPC)Open-source gRPC geocoding and timezone-lookup service Rentberry built and runs for its own property search...45.2LinQ Wallet Public APIgRPC / Protocol Buffers API for integrating a game with LinQ Wallet services. Covers geo restriction checks...45.0HappyCo API (Happy API)HappyCo's gRPC API for property inspections, reports, templates, accounts, users, partner account provision...44.9AimDK Protocol (Link-U OS Robot Interface)The AimDK protocol is AgiBot's first-party Protocol Buffers definition of its robots' interfaces, published...44.6KurrentDB gRPC APIThe primary protocol for KurrentDB. The published protocol buffer definitions cover the v2 streams service ...44.3Bear Base APIThe on-robot gRPC service for direct local control of a Bear robot, used where the cloud is not in the path...44.2Pocket Network Shannon Chain APICosmos SDK-based REST and gRPC API for interacting with the Pocket Network Shannon protocol chain. Provides...44.1Envoy xDS APIsThe xDS (x Discovery Service) APIs provide dynamic configuration for Envoy proxies via a management server,...44.0Akash Chain Node (gRPC / REST / RPC)Direct access to the Akash Cosmos-SDK chain over gRPC, REST (LCD), and Tendermint RPC. Used to query state,...43.7SPIRE Server APIThe SPIRE Server exposes a gRPC API used by administrators and the SPIRE Agent to manage registration entri...43.7SPIRE Workload APIThe SPIRE Agent exposes the SPIFFE Workload API as a Unix domain socket, allowing workloads running on the ...43.7Milvus gRPC APIgRPC is the canonical, high-throughput interface to Milvus. The official SDKs are gRPC-based; the REST API ...42.8OpenTelemetry Protocol (OTLP) gRPC APIThe OTLP gRPC API defines Protocol Buffers service definitions for exporting traces, metrics, and logs over...42.7Sui gRPC APIThe Sui full-node gRPC API (Protobuf, sui.rpc.v2) exposing LedgerService, StateService, TransactionExecutio...42.7Envoy Gateway Extension ServerA gRPC contract an operator implements to extend Envoy Gateway. Envoy Gateway is the client: during xDS tra...42.6Envoy Gateway Remote Infrastructure ProviderA gRPC contract added in v1.9.0 that lets an operator supply their own infrastructure management strategy i...42.6Cerbos PDP gRPC APIThe Cerbos PDP gRPC API exposes the cerbos.svc.v1.CerbosService and related management services on port 359...42.4Starlink Local Device APISpaceX's officially supported local gRPC API on Starlink hardware, defined in protobuf and published verbat...42.3Sora APIgRPC service for collecting, storing and analysing device location time series. DeviceService (5 RPCs) take...40.2Triton GRPC APIHigh-performance gRPC API for model inference with support for streaming and binary tensor data.39.9Vitess VTCtld APIVTCtld is the Vitess topology management daemon that exposes a gRPC and HTTP API for administrative operati...39.5Vitess VTGate APIVTGate is the stateless proxy that routes queries to the appropriate VTTablet instances. It exposes a MySQL...39.5Synse Plugin gRPC API (V3Plugin)The internal gRPC API for bi-directional communication between Synse Server and Synse plugins. The publishe...39.3
Thin 59 Limited public surface area
Envoy Proxy External Authorization APIThe Envoy External Authorization API provides a gRPC or HTTP interface for delegating authorization decisio...39.1Envoy Proxy External Processing APIThe Envoy External Processing API is a gRPC-based service that enables an external server to inspect and mo...39.1Envoy Proxy gRPC Access Log Service APIThe Envoy gRPC Access Log Service (ALS) API provides a streaming gRPC interface for receiving access log en...39.1Envoy Proxy Health Discovery Service APIThe Envoy Health Discovery Service (HDS) is a gRPC-based API that enables a management server to instruct E...39.1Envoy Proxy Metrics Service APIThe Envoy Metrics Service API is a gRPC-based interface for streaming Envoy's statistics and metrics to a r...39.1Envoy Proxy Rate Limit Service APIThe Envoy Rate Limit Service (RLS) is a gRPC-based API that allows Envoy to delegate rate limiting decision...39.1Envoy Proxy Tap Service APIThe Envoy Tap Service API provides a mechanism for intercepting and recording HTTP and TCP traffic passing ...39.1Cognizant Neuro SAN Agent ServiceThe HTTP/gRPC/MCP service surface of Neuro SAN (Neuro AI System of Agent Networks), the open-source multi-a...39.0Falco gRPC APIThe Falco gRPC API provided a streaming interface for consuming Falco alert outputs and querying version in...38.9FernFern transforms a single API source of truth (OpenAPI, AsyncAPI, Protobuf, OpenRPC, or the Fern Definition ...38.7QORTEX DTC APIThe QORTEX DTC API is the integration surface of Quanergy's detect-track-classify perception server. A gRPC...38.7Linkerd Proxy Control Plane APIThe Linkerd Proxy Control Plane gRPC API defines the protobuf service contracts used by the data-plane prox...38.6Spacetime Federation API (East-West Interface)The Federation API, or East-West Interface, allows peer networks to request and to supply network resources...37.9Spacetime Northbound Interface (NBI)The Northbound Interface allows humans or applications to define and orchestrate a Spacetime network. It ca...37.9Spacetime Southbound Interface (SBI / CDPI)The Southbound Interface, also called the Control to Data-plane Interface (CDPI), is the collection of gRPC...37.9Spacetime Status APIThe Status API is a small operational gRPC service exposed by every Spacetime instance. GetVersion returns ...37.9Seldon Inference APIThe Seldon Inference API provides REST and gRPC endpoints for serving machine learning model predictions at...37.8Jaeger Collector APIThe Jaeger Collector API receives trace spans from instrumented applications and SDKs. Since Jaeger v1.11 t...36.7Jaeger Remote Sampling APIThe Jaeger Remote Sampling API provides HTTP and gRPC endpoints that SDKs use to retrieve sampling strategi...36.7Jaeger Remote Storage APIThe Jaeger Remote Storage API is a gRPC-based interface that allows extending Jaeger with custom storage ba...36.7XMTP Network gRPC APICore gRPC-based API for the XMTP decentralized messaging network. Provides operations for sending and retri...36.0Tailcall GraphQL RuntimeHigh-performance GraphQL runtime for composing multiple upstream REST, gRPC, and GraphQL APIs into a unifie...34.9BandChain gRPC APIThe BandChain gRPC API provides high-performance protocol buffer access to BandChain nodes for querying ora...34.6CRI-O CRI gRPC APICRI-O implements the Kubernetes Container Runtime Interface (CRI) gRPC API that the kubelet uses to manage ...34.6PyBand Python SDKPyBand is a Python SDK that offers a comprehensive set of features for interacting with BandChain via gRPC....34.6Akka gRPCAkka gRPC provides support for building streaming gRPC servers and clients on top of Akka Streams, with cod...34.4OpenXBuild Real-Time Bidstream APIAn inverted API — OpenX is the caller. A partner implements an enrichment service that OpenX hosts as a con...34.4Bitquery Solana CoreCast (gRPC)gRPC streaming API for Solana that delivers decoded block, transaction, and instruction data with sub-secon...34.2Cassandra gRPC API (Stargate)High-performance gRPC API for Cassandra through Stargate, designed for low-latency service-to-service commu...34.2ImandraX APIThe ImandraX cloud-native automated reasoning engine, exposed as a protobuf-defined gRPC API. Services incl...33.9Code Protobuf APIThe Code payments gRPC/Protobuf API — account, currency, messaging, and transaction (intent/swap) services ...33.8SPIFFE Workload APIThe SPIFFE Workload API is a gRPC streaming interface through which workloads request and receive SPIFFE Ve...33.5QuickNode Core RPC APIMulti-chain JSON-RPC, REST, and gRPC endpoints across 77+ blockchains (Ethereum, Solana, Polygon, Arbitrum,...33.4QUODD Snap gRPC APIgRPC delivery of pricing snapshots (Snap) and ticker information (Ticker Info) for high-performance, low-ov...33.4Towns ProtocolTowns Protocol is an open, decentralized messaging protocol built on Base. Builders integrate via first-par...32.8Helius LaserStreamLow-latency gRPC streaming of Solana account, slot, transaction, and block updates (Geyser-compatible).32.2TypeSpec Protobuf EmitterEmits Protocol Buffer `.proto` files from TypeSpec service definitions, enabling gRPC service generation fr...32.2Containerd gRPC APICore gRPC API for managing the full container lifecycle including containers, images, content, snapshots, n...31.8Thru gRPC APIHigh-performance proto3 gRPC API (with gRPC-Web for browsers) for the Thru blockchain. QueryService exposes...31.8Cisco NX-OS gNMI/gRPC APIgRPC Network Management Interface for streaming telemetry and configuration management on Nexus switches.31.7Vert.x gRPCA Vert.x-native gRPC implementation providing a reactive, non-blocking gRPC client and server built on top ...31.4KratosKratos is a Go framework for building cloud-native microservices, originally created at Bilibili. It provid...31.1Lightwalletd gRPC APIA bandwidth-efficient gRPC service that provides a compact block streaming interface to the Zcash blockchai...31.1Cresta Platform APICresta's production API host. https://api.cresta.com resolves and answers anonymously with a gRPC-JSON tran...30.1Harmonic Searcher API (gRPC)gRPC bundle-submission interface for searchers. Authenticate with a Solana keypair (challenge-response to B...30.0Harmonic Validator API (gRPC)gRPC services the Harmonic validator clients (Salsa/Samba) use to bind to a block builder: subscribe to pac...30.0Mango OPI Storage Bridge gRPC APIMangoBoost ships an Open Programmable Infrastructure (OPI) gRPC bridge that translates standard OPI storage...29.8Apache Arrow Flight RPCArrow Flight is a high-performance RPC framework built on gRPC for transferring large datasets using the Ar...29.6Provenance Blockchain APIPublic Cosmos SDK REST (LCD / gRPC-gateway), gRPC, and Tendermint RPC interface to the Provenance Blockchai...29.6PyAnsysOpen-source Python ecosystem for Ansys products. The pyansys metapackage bundles 45+ libraries including Py...29.4Apache Beam Job Service APIThe Beam Job Service API provides a gRPC-based interface for submitting, managing, and monitoring Apache Be...29.1Pachyderm gRPC APIPachyderm's platform API, exposed over gRPC/protobuf. Core services are PFS (data versioning — repos, commi...28.2FirehoseOpen-source flat-file extraction layer that powers Substreams. Provides chain-specific gRPC streams of bloc...28.1The Graph SubstreamsgRPC streaming protocol for parallelized blockchain dataflows backed by Firehose. Substreams power high-thr...28.1HYPERLABS Radium gRPC API (TDR11100)Public gRPC control and acquisition interface for the HYPERLABS TDR11100 Time Domain Reflectometer. The pro...27.8HARIX Robot Skill API (gRPC)The gRPC surface a HARIX skill application uses to drive a CloudMinds cloud robot and to consume HARIX clou...27.3Kestrel Kubernetes OperatorThe Kestrel Kubernetes Operator is an open-source Go-based operator that connects Kubernetes clusters to th...27.3Protocol BuffersProtocol Buffers (Protobuf) is Google's language-neutral, platform-neutral, extensible mechanism for serial...27.3StellarStation APIPublic gRPC API for the StellarStation ground-station-as-a-service platform. Lets satellite operators list ...26.6
Emerging 25 Early or largely undocumented
Boston Dynamics Spot SDKThe Spot SDK is an open-source SDK for developing applications and payloads for the Spot quadruped robot. B...26.1Bruno API ClientBruno is an open-source API client for exploring and testing REST, GraphQL, and gRPC APIs. Collections are ...25.7Bruno API ClientThe core open-source, git-native desktop API client (a lightweight Postman/Insomnia alternative). Compose a...25.7Nuance Mix ASRaaS gRPC APIAutomatic Speech Recognition as a Service — convert speech to text in real time over a gRPC streaming API (...25.7Nuance Mix DLGaaS gRPC APIDialog as a Service — execute conversational dialog flows authored in Mix.dialog over a gRPC Dialog service.25.7Nuance Mix NLUaaS gRPC APINatural Language Understanding as a Service — interpret user input against NLU models built in Mix.nlu, ove...25.7Nuance Mix NRaaS gRPC APIGrammar-based recognition as a Service — grammar-driven speech recognition over a gRPC runtime service.25.7Nuance Mix TTSaaS gRPC APIText-to-Speech as a Service — turn text into synthesized speech (including neural voices) over a gRPC Synth...25.7gRPC StreaminggRPC supports four call patterns — unary, server streaming, client streaming, and bidirectional streaming —...25.0Tekton Results APITekton Results provides a long-term store and a gRPC + REST API for completed PipelineRun/TaskRun records a...24.6Anduril Lattice SDKThe Lattice SDK provides programmatic access to Anduril's Lattice platform so partners can publish entities...24.2Apache SkyWalking gRPC Data Collect ProtocolThe SkyWalking data collection protocol defines gRPC service definitions for telemetry data ingestion from ...22.8gRPC and Protocol BuffersgRPC is a high-performance RPC framework using HTTP/2 and Protocol Buffers (Protobuf) as its IDL and wire f...22.5Google API Improvement Proposals (AIPs)Google's design review system, modeled on Python PEPs and Rust RFCs. AIPs are numbered, individually review...21.4Dash Platform DAPI (Decentralized API)Decentralized HTTP API exposing gRPC and JSON-RPC endpoints for both Dash Core layer 1 and Dash Platform la...21.0EigenDA Churner APIgRPC service that handles operator registration via the Churn RPC. The Churner decides whether new operator...20.3EigenDA Disperser APIgRPC API exposed by the EigenDA Disperser. Rollups submit raw blobs to DisperseBlob, then poll GetBlobStatu...20.3EigenDA Relay APIgRPC service exposing GetBlob, GetChunks, and GetValidatorChunks against blobs stored by the relay layer. R...20.3EigenDA Retriever APIgRPC service that fans out chunk requests to EigenDA operator nodes and reconstructs the original blob from...20.3EigenDA Validator Node APIgRPC API served by EigenDA operator nodes. Validators receive chunk dispersals from the Disperser, sign agg...20.3Dex gRPC APIgRPC management API for Dex covering OAuth2 client lifecycle (Create, Get, Update, Delete, List), password ...17.4YaakYaak is an open-source desktop API client for organizing and executing REST, GraphQL, WebSockets, Server Se...16.0Grpcurlgrpcurl is an open source command-line tool for interacting with gRPC servers, like curl for gRPC with supp...13.8KreyaKreya is a GUI client for gRPC and REST APIs with innovative features for environments, authorizations, and...13.1VOLTHAVOLTHA (Virtual Optical Line Termination Hardware Abstraction) is an open source platform that virtualizes ...12.7
Minimal 1 Almost no public developer surface
Unrated 2 Not yet scored

Companies reaching this through an API (72)

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

0G Labs 4Paradigm Akash Network Akka Anduril Industries Ansys Antimetal Apache Beam Apache Cassandra Apache SkyWalking API Specifications API Style Guides ArangoDB Band Protocol Bazel Bitquery Braiins Bruno Cerbos Cilium Cisco Nexus Dashboard ClickHouse Cognizant Technology Solutions Contour CRI-O Dash Decart Envoy Envoy Proxy Etcd Falco Helius Here Not There Labs Jaeger Jito Labs Kaiko Kestrel LF Broadband Linkerd MangoBoost Milvus OpenTelemetry Peking University Pocket Network Qlik Sense APIs QuickNode QUODD Realtime RegScale Rentberry
Show all 72 companies ↓

Score breakdown

Frequency
64.2
log-scaled weighted occurrences
Breadth
2.5
spread across providers
Quality lift
42.2
mean composite of providers using it
Cohesion
6.4
strength of nearest seed neighbor

Related tags

Protobuf 22 co-occurrences Protocol Buffers 18 co-occurrences Streaming 36 co-occurrences HTTP 13 co-occurrences Cloud-Native 16 co-occurrences Kubernetes 23 co-occurrences RPC 10 co-occurrences Observability 26 co-occurrences

Where this tag comes from

Api tag155
Provider tag91
Openapi tag1
Openapi op tag1

Cohort brief

Auto-generated

The 89 providers in the APIs.io catalog tagged gRPC, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
89
all scored
Mean Kin Score
37.2
+13.3 vs catalog 23.9
Mean Agent Readiness
20.8
+8.8 vs catalog 12
Spread
8.2–72.5
median 35.9 · σ 13.6
How the 89 split by band
Exemplar 2Strong 8Developing 27Thin 35Emerging 15Minimal 2
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 52.1 23.4 +28.7 89
Contract Quality 34.2 19.8 +14.4 89
Operational Transparency 28.1 14 +14.1 89
Discoverability 70.3 61.2 +9.1 89
Access Clarity 29 26.5 +2.5 89
Contract Governance 8.3 6.4 +1.9 89

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) 19% 10% +9
MCP server (first-party) 19% 13% +6
Agent Skills 0% 0% 0
OAuth scopes 10% 11% -1
Security 96% 97% -1
Arazzo workflows 2% 2% 0
Governance rules 15% 14% +1

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 Postman 72.5
  2. 2 Heroic Labs 67.9
  3. 3 Stack Moxie 62.4
  4. 4 Buf 61
  5. 5 Sift Stack 60.6
  6. 6 Viam 60.2
  7. 7 Aptos 58.8
  8. 8 Gravitee 56.8
  9. 9 Engine 55.6
  10. 10 Nord Security 54.7
Top by Agent Readiness
  1. 1 Buf 51.7
  2. 2 Kurrent 45.5
  3. 3 Postman 44.2
  4. 4 Nord Security 43.5
  5. 5 OpenX 40.5
  6. 6 Sift Stack 39.7
  7. 7 AGNTCY 39.2
  8. 8 AgiBot 37.9
  9. 9 Polar Signals 37.6
  10. 10 Actionpower 35.8
All 91 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.

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  • 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.
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