# Aptos Transaction Stream API

**Canonical:** https://apis.io/apis/aptos/transaction-stream-api/  
**Provider:** Aptos — https://apis.io/providers/aptos/  
**Base URL:** https://grpc.mainnet.aptoslabs.com  
**Documentation:** https://aptos.dev/en/build/apis

Aptos Transaction Stream API is one of 10 APIs that [Aptos](https://apis.io/providers/aptos/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include gRPC, Streaming, Transaction, Real-Time, and Indexer. The published artifact set on APIs.io includes API documentation and authentication docs.

gRPC streaming API that delivers historical and real-time transaction data from the Aptos blockchain. Used to power the Aptos Core Indexer and to build custom app-specific real-time event processors. Available on mainnet, testnet, and devnet via grpc endpoints.

## Machine-readable artifacts (2)

- **Documentation** — https://aptos.dev/en/build/apis
- **Authentication** — https://geomi.dev/docs/api-keys

## Other Aptos APIs (9)

- [Aptos Indexer GraphQL API](https://apis.io/apis/aptos/indexer-graphql-api/)
- [Aptos Faucet API](https://apis.io/apis/aptos/faucet-api/)
- [Aptos Accounts API](https://apis.io/apis/aptos/aptos-accounts-api/)
- [Aptos Blocks API](https://apis.io/apis/aptos/aptos-blocks-api/)
- [Aptos Events API](https://apis.io/apis/aptos/aptos-events-api/)
- [Aptos General API](https://apis.io/apis/aptos/aptos-general-api/)
- [Aptos Tables API](https://apis.io/apis/aptos/aptos-tables-api/)
- [Aptos Transactions API](https://apis.io/apis/aptos/aptos-transactions-api/)
- [Aptos View API](https://apis.io/apis/aptos/aptos-view-api/)

## Tags

gRPC, Streaming, Transaction, Real-Time, Indexer

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