# Thru gRPC API

**Canonical:** https://apis.io/apis/unto-labs/thru-grpc-api/  
**Provider:** Unto Labs — https://apis.io/providers/unto-labs/  
**Base URL:** https://rpc.alphanet.thru.org  
**Documentation:** https://thru.org/docs/api-ref/grpc/overview/

Thru gRPC API is one of 2 APIs that [Unto Labs](https://apis.io/providers/unto-labs/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Blockchain, gRPC, and Streaming. The published artifact set on APIs.io includes an API reference.

High-performance proto3 gRPC API (with gRPC-Web for browsers) for the Thru blockchain. QueryService exposes 24 read operations over accounts, blocks, transactions, events, state proofs, and node status; CommandService submits transactions; StreamingService provides 8 real-time streams (blocks, account updates, transactions, events, height, slot metrics, node records); DebugService supports re-execution.

## Machine-readable artifacts (7)

- **APIReference** — https://thru.org/docs/api-ref/grpc/overview/
- **Protobuf** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/grpc/unto-labs-query-service.proto
- **Protobuf** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/grpc/unto-labs-command-service.proto
- **Protobuf** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/grpc/unto-labs-streaming-service.proto
- **Protobuf** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/grpc/unto-labs-debug-service.proto
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/errors/unto-labs-error-codes.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/unto-labs/refs/heads/main/apis.yml

## Other Unto Labs APIs (1)

- [Thru Explorer MCP Server](https://apis.io/apis/unto-labs/thru-explorer-mcp-server/)

## Tags

Blockchain, gRPC, Streaming

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/unto-labs/thru-grpc-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/unto-labs/.