# Envoy Proxy

**Canonical:** https://apis.io/providers/envoy-proxy/  
**Website:** https://www.envoyproxy.io/  
**APIs profiled:** 25

Envoy Proxy is an open-source edge and service proxy that is designed for cloud-native applications. It acts as a gateway for all incoming and outgoing traffic within a microservices architecture, providing functionalities such as load balancing, service discovery, encryption, authentication, and observability. Envoy Proxy is known for its high performance and low latency, making it a popular choice for companies seeking to optimize their network traffic and improve overall system efficiency.

## Kin Score — 34.1 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 34.1).

| Facet | Score |
|---|---|
| Discoverability | 55.6 |
| Contract Quality | 51.0 |
| Governance | 9.8 |
| Contract Governance | 9.8 |
| Operational Transparency | 36.8 |
| Developer Ergonomics | 35.7 |
| Commercial Clarity | 13.2 |
| Access Clarity | 13.2 |

## Agent readiness — 20.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Free — onboarding: unknown, pricing: free, trial: no (confidence: medium).

## APIs (25)

- **Envoy Proxy Rate Limit Service API** — The Envoy Rate Limit Service (RLS) is a gRPC-based API that allows Envoy to delegate rate limiting decisions to an external service. When a request matches a configured rate lim...
- **Envoy Proxy Health Discovery Service API** — The Envoy Health Discovery Service (HDS) is a gRPC-based API that enables a management server to instruct Envoy to perform health checks on behalf of the control plane and repor...
- **Envoy Proxy gRPC Access Log Service API** — The Envoy gRPC Access Log Service (ALS) API provides a streaming gRPC interface for receiving access log entries from Envoy instances in real time. It enables centralized log ag...
- **Envoy Proxy External Processing API** — The Envoy External Processing API is a gRPC-based service that enables an external server to inspect and modify HTTP requests and responses as they pass through Envoy. This exte...
- **Envoy Proxy External Authorization API** — The Envoy External Authorization API provides a gRPC or HTTP interface for delegating authorization decisions to an external service. When a request arrives, Envoy calls the ext...
- **Envoy Proxy Metrics Service API** — The Envoy Metrics Service API is a gRPC-based interface for streaming Envoy's statistics and metrics to a remote metrics collection service. It allows operators to centralize te...
- **Envoy Proxy Tap Service API** — The Envoy Tap Service API provides a mechanism for intercepting and recording HTTP and TCP traffic passing through Envoy. The tap filter matches requests and responses based on ...
- **Envoy Proxy Certificates API** — TLS certificate information endpoints.
- **Envoy Proxy Cluster Discovery API** — Cluster Discovery Service (CDS) endpoints for dynamically discovering upstream clusters.
- **Envoy Proxy Clusters API** — Cluster management and information endpoints.
- **Envoy Proxy Configuration API** — Configuration inspection and dump endpoints.
- **Envoy Proxy Debugging API** — Debugging and traffic inspection endpoints.
- **Envoy Proxy Endpoint Discovery API** — Endpoint Discovery Service (EDS) endpoints for dynamically discovering cluster endpoints.
- **Envoy Proxy General API** — General admin interface endpoints.
- **Envoy Proxy Health API** — Health check management endpoints.
- **Envoy Proxy Listener Discovery API** — Listener Discovery Service (LDS) endpoints for dynamically discovering listeners.
- **Envoy Proxy Listeners API** — Listener management endpoints.
- **Envoy Proxy Logging API** — Logging level management endpoints.
- **Envoy Proxy Profiling API** — CPU and heap profiling endpoints.
- **Envoy Proxy Route Discovery API** — Route Discovery Service (RDS) endpoints for dynamically discovering route configurations.
- **Envoy Proxy Runtime API** — Runtime configuration management endpoints.
- **Envoy Proxy Runtime Discovery API** — Runtime Discovery Service (RTDS) endpoints for dynamically discovering runtime configuration layers.
- **Envoy Proxy Secret Discovery API** — Secret Discovery Service (SDS) endpoints for dynamically discovering TLS certificates and keys.
- **Envoy Proxy Server API** — Server information and lifecycle endpoints.
- **Envoy Proxy Statistics API** — Statistics and metrics endpoints.

## Agentic access (1)

- **Envoy Proxy Agentic Access** — 32 operations · 16 acting · 4 human-in-the-loop

## Security (1)

- **Envoy Proxy Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **Envoy Proxy Plans Pricing**

## Tags

Gateways, Proxies

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/envoy-proxy/). Scores are computed from the provider's own public artifacts under a published rubric.