# Arbitrum Sepolia RPC and Subgraphs

Read Arbitrum Sepolia state, submit signed transactions and subscribe to node events through GraphOps RPC over HTTPS and WebSocket. Query indexed Arbitrum Sepolia data through GraphQL Subgraphs, including your own Managed Subgraphs.

[Create account](https://platform.graphops.xyz/auth/register)[Network reference](https://docs.graphops.xyz/rpc/networks)

Chain ID

421614

CAIP-2 ID

eip155:421614

Network type

Testnet

Services

RPC, Subgraphs

## GraphOps services on Arbitrum Sepolia

One API key from your organization can include every service you use, and all of them draw from the organization's credit balance.

### RPC

Send JSON-RPC requests over HTTPS, or open a WebSocket for subscriptions. Archive data is available: historical state, such as eth_call at a past block, and historical event logs. Arbitrum Sepolia RPC is not published with tracing.

HTTPS

https://rpc.graphops.xyz/v1/evm/421614

WebSocket

wss://rpc.graphops.xyz/v1/evm/421614

[GraphOps RPC](https://graphops.xyz/services/rpc/) [RPC network reference](https://docs.graphops.xyz/rpc/networks)

### Subgraphs

Query any Subgraph that The Graph Network serves on Arbitrum Sepolia by Deployment CID or Graph Network Subgraph ID. Managed indexing runs on Arbitrum Sepolia: publish a Managed Subgraph and GraphOps indexes it. Managed Subgraphs need a monthly plan.

Manifest network

arbitrum-sepolia

[GraphOps Subgraphs](https://graphops.xyz/services/subgraphs/) [Subgraph network reference](https://docs.graphops.xyz/subgraphs/networks)

## Arbitrum Sepolia network details

Use these identifiers to name Arbitrum Sepolia in requests, manifests and package configuration.

EVM chain ID

421614

CAIP-2 network ID

eip155:421614

Network type

Testnet

Subgraph manifest network

arbitrum-sepolia

Other network names

arb-sepolia arbsepolia evm-421614

Block explorer

[sepolia.arbiscan.io](https://sepolia.arbiscan.io/)

## Make a first Arbitrum Sepolia request

This request reads the latest Arbitrum Sepolia block number with eth_blockNumber. Create an API key that includes RPC in your organization and export it as GRAPHOPS_API_KEY. The example sends it in the Authorization header.

[RPC quickstart](https://docs.graphops.xyz/rpc/getting-started) [Authentication](https://docs.graphops.xyz/rpc/authentication)

## Pricing

Usage on Arbitrum Sepolia draws credits at the same rates as on every other network. Your monthly plan sets the price per credit.

[Size a plan and estimate your usage](https://graphops.xyz/pricing/)

[Live pricing: plan prices, extra credits and every usage rate](https://graphops.xyz/pricing.md)

## Arbitrum Sepolia questions

What is the Arbitrum Sepolia chain ID?

Arbitrum Sepolia is a testnet with EVM chain ID 421614. Its CAIP-2 network ID is eip155:421614.

What is the GraphOps Arbitrum Sepolia RPC endpoint?

Send HTTPS JSON-RPC requests to https://rpc.graphops.xyz/v1/evm/421614, and open WebSocket connections to wss://rpc.graphops.xyz/v1/evm/421614. Authenticate with an API key from your organization that includes RPC, in the Authorization header or as a route token at the end of the path.

Does GraphOps Arbitrum Sepolia RPC serve archive data?

Yes. Historical state, such as eth_call at a past block, and historical event logs are available on Arbitrum Sepolia.

Does GraphOps Arbitrum Sepolia RPC support tracing?

No. Arbitrum Sepolia RPC is not published with tracing.

Which network name do Arbitrum Sepolia Subgraphs use?

Subgraphs that index Arbitrum Sepolia declare network: arbitrum-sepolia in their manifest.

Can GraphOps index my own Subgraph on Arbitrum Sepolia?

Yes. Managed indexing runs on Arbitrum Sepolia, so you can deploy a Managed Subgraph that GraphOps indexes. Managed Subgraphs need a monthly plan.

## Related networks

[All supported networks](https://graphops.xyz/networks/)

- [Mainnet · Chain ID 42161

### Arbitrum One

eip155:42161

- RPC  · archive

- Subgraphs  · managed indexing

View Arbitrum One](https://graphops.xyz/networks/arbitrum-one/)

- [Mainnet · Chain ID 1

### Ethereum Mainnet

eip155:1

- RPC  · archive, tracing

- Subgraphs  · managed indexing

- Substreams

View Ethereum Mainnet](https://graphops.xyz/networks/ethereum-mainnet/)

- [Testnet · Chain ID 11155111

### Ethereum Sepolia

eip155:11155111

- RPC  · archive

- Subgraphs  · managed indexing

View Ethereum Sepolia](https://graphops.xyz/networks/ethereum-sepolia/)

- [Mainnet · Chain ID 100

### Gnosis

eip155:100

- RPC  · archive

- Subgraphs  · managed indexing

View Gnosis](https://graphops.xyz/networks/gnosis/)

## Start building on Arbitrum Sepolia.

Create an organization, choose your monthly credits, then create an API key that includes the services you need.

[Create account](https://platform.graphops.xyz/auth/register)[Discuss your project](https://graphops.xyz/contact/#enterprise)