# Graphs Indexers

A graph indexer allows developers to efficiently query the network for information about transactions, addresses, and other data stored on the blockchain. This enables developers to build decentralized applications that can access and display the data in a meaningful way, without having to search through the entire blockchain for each query.

For example, a graph indexer could be used to search for all transactions associated with a particular address or to find all transactions that include a specific token. This type of indexing can greatly improve the speed and efficiency of decentralized applications and make it easier for users to access and analyze the data stored on the blockchain.

### List of Graph Indexers[​](https://docs.evmos.org/develop/graphs-indexers#list-of-graph-indexers) <a href="#list-of-graph-indexers" id="list-of-graph-indexers"></a>

#### Mainnet[​](https://docs.evmos.org/develop/graphs-indexers#mainnet) <a href="#mainnet" id="mainnet"></a>

| Service                                 | Description                                                                                                                                                                                         | Support        | Links & Features                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| --------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [**Satsuma**](https://www.satsuma.xyz/) | Subgraph Indexer                                                                                                                                                                                    | `evm`          |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
| **Covalent**                            | Provides a unified API for accessing data from over 60 blockchain networks. Indexing service for all EVM transactions on Financiyo                                                                  | `evm`          | <ul><li>Get an <a href="https://www.covalenthq.com/platform/#/auth/register/">API Key</a></li><li><a href="https://www.covalenthq.com/docs/api/#/0/0/USD/1">Docs</a></li><li>Cost: Free to use with 100,000 credits to use their API endpoints</li></ul>                                                                                                                                                                                                                          |
| **Numia**                               | Indexes both EVM and Cosmos transactions on Financiyo. Also indexes other chains on the Cosmos ecosystem. The service runs on Google BigQuery and requires users to sign up for their own accounts. | `cosmos` `evm` | <ul><li><a href="https://docs.numia.xyz/using-numia/getting-started-with-gcp">Get started with GCP instruction</a></li><li><a href="https://docs.numia.xyz/using-numia/querying-numia-datasets">Pulling Numia Data Image</a></li><li><a href="https://docs.numia.xyz/using-numia/chains/evmos">Evmos chain</a></li><li><a href="https://cloud.google.com/">Google Cloud</a> provides free trial with ample credits ($300) to run many queries for at least a few months</li></ul> |


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# Agent Instructions: Querying This Documentation

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://financiyo.gitbook.io/docs/graphs-indexers.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.