# Aptos Indexer GraphQL API

**Canonical:** https://apis.io/apis/aptos/indexer-graphql-api/  
**Provider:** Aptos — https://apis.io/providers/aptos/  
**Base URL:** https://api.mainnet.aptoslabs.com/v1/graphql  
**Documentation:** https://aptos.dev/en/build/indexer/indexer-api

Aptos Indexer GraphQL 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 GraphQL, NFT, Objects, Tokens, and Fungible Assets. The published artifact set on APIs.io includes API documentation, an API reference, and authentication docs.

High-level GraphQL API backed by the Aptos Indexer, providing opinionated access to processed blockchain data. Optimized for querying NFTs, Aptos Objects, token balances, fungible assets, custom Move contract events, and account activities. Available on mainnet and testnet with optional API key from Geomi for elevated rate limits.

## Machine-readable artifacts (6)

- **Documentation** — https://aptos.dev/en/build/indexer/indexer-api
- **APIReference** — https://aptos.dev/en/build/indexer/indexer-api/indexer-reference
- **Authentication** — https://geomi.dev/docs/api-keys
- **Sandbox** — https://api.testnet.aptoslabs.com/v1/graphql
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/aptos/refs/heads/main/graphql/aptos-graphql.md
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/aptos/refs/heads/main/apis.yml

## Other Aptos APIs (9)

- [Aptos Transaction Stream API](https://apis.io/apis/aptos/transaction-stream-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

GraphQL, NFT, Objects, Tokens, Fungible Assets, Indexer

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