# node | Base | Knowledge Base | Instagit

Everything required to run your own Base node

GitHub Stars: 68.7k

Repository: https://github.com/base/node

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## Articles

### [How to Troubleshoot Sync Issues with a Base Node: A Complete Diagnostic Guide](/base/node/troubleshoot-sync-issues-base-node)

Troubleshoot Base node sync issues by verifying L1 RPC endpoints, Engine API authentication, and hardware resources. A complete diagnostic guide for resolving synchronization problems.

- Tags: how-to-guide
- Published: 2026-03-03

### [How to Connect to the Base Network's Sequencer: Configuration Guide](/base/node/connect-to-base-network-sequencer)

Learn how to connect to the Base network's sequencer by configuring your .env file. This guide simplifies setting up your OP-Node for seamless RPC calls.

- Tags: how-to-guide
- Published: 2026-03-03

### [Mainnet and Testnet Configurations in Base: A Complete Technical Guide](/base/node/base-mainnet-vs-testnet-configuration-differences)

Explore mainnet and testnet configurations in Base. Understand differences in environment variables for chain identifiers, sequencer endpoints, and L1 RPC requirements.

- Tags: deep-dive
- Published: 2026-03-03

### [Required L1 Beacon Node Endpoints for Running a Base Node](/base/node/l1-beacon-endpoints-base-node)

Understand the three essential L1 beacon node endpoints required for running a Base node: ETH RPC beacon and archiver. Learn why each is crucial for your setup.

- Tags: how-to-guide
- Published: 2026-03-03

### [How to Switch Execution Clients on Base After Initial Sync](/base/node/switch-execution-clients-base-node-after-sync)

Easily switch execution clients on Base after initial sync by setting the CLIENT environment variable and rebuilding Docker images. Learn how to change clients with reth geth or nethermind.

- Tags: how-to-guide
- Published: 2026-03-03

### [Full Node vs Archive Node on Base: Key Differences and Setup Guide](/base/node/base-node-full-vs-archive-node)

Understand the key differences between running a full node and an archive node on Base. Learn when to use each and how to set them up for optimal performance.

- Tags: deep-dive
- Published: 2026-03-03

### [How to Optimize Base Node Performance Through Cache Tuning: A Complete Guide](/base/node/optimize-base-node-performance-cache-tuning)

Optimize Base Node performance via cache tuning. Configure GETH_CACHE env variables to efficiently allocate RAM for database, state trie, and GC, slashing disk I/O for faster sync and RPC.

- Tags: how-to-guide
- Published: 2026-03-03

### [Security Considerations When Running a Base Node: A Complete Guide](/base/node/security-considerations-running-base-node)

Discover essential security considerations for running a Base node. Learn to isolate services, verify software versions, restrict network exposure, and protect RPC credentials for optimal security.

- Tags: how-to-guide
- Published: 2026-03-03

### [How the Execution Client Communicates with the Op-Node in Base](/base/node/base-node-execution-client-op-node-communication)

Discover how the execution client communicates with the op-node in Base using the authenticated Engine JSON-RPC API and a JWT secret on port 8551 for secure data exchange.

- Tags: internals
- Published: 2026-03-03

### [What Is the OP Stack's Rollup Node (op-node)? Architecture and Responsibilities Explained](/base/node/purpose-op-stack-rollup-node-op-node)

Discover the OP Stack's rollup node op-node. Learn how this middleware component aggregates batches, anchors to L1, validates state, and manages P2P networking for Optimism L2 nodes.

- Tags: deep-dive
- Published: 2026-03-03

### [How JWT Authentication Works Between OP Stack Services in Base](/base/node/base-node-jwt-authentication-op-stack)

Discover how JWT authentication secures communication between OP Stack services in Base. Learn how a shared JWT secret enables secure interactions for your node and execution clients.

- Tags: deep-dive
- Published: 2026-03-03

### [Default RPC Ports Exposed by Base Node Services: Complete Configuration Guide](/base/node/base-node-default-rpc-ports)

Discover the default RPC ports for Base node services. Learn how to configure JSON-RPC ports 8545 and 7545 for execution and op-node clients in this comprehensive guide.

- Tags: how-to-guide
- Published: 2026-03-03

### [How to Set Up EthStats Monitoring for Your Base Node: A Complete Guide](/base/node/base-node-ethstats-monitoring-setup)

Easily set up EthStats monitoring for your Base node. Configure environment variables in your .env file and restart your container to publish metrics to your EthStats server.

- Tags: how-to-guide
- Published: 2026-03-03

### [How to Configure Pruning Options for Reth on a Base Node](/base/node/base-node-reth-pruning-configuration)

Learn to configure pruning options for Reth on a Base node. Set the RETH_PRUNING_ARGS environmental variable in your env file to optimize your node performance.

- Tags: how-to-guide
- Published: 2026-03-03

### [Flashblocks Mode for Reth on Base: How to Configure Pending Block Access](/base/node/base-node-reth-flashblocks-mode-configuration)

Discover Flashblocks mode for Reth on Base. Learn to configure pending block access by setting the RETH_FB_WEBSOCKET_URL environment variable for your node.

- Tags: how-to-guide
- Published: 2026-03-03

### [How Snap Sync Works in Base and How to Enable It](/base/node/base-node-snap-sync-configuration-enable)

Discover how Snap Sync in Base dramatically cuts down sync time by downloading compressed state snapshots. Learn to enable this experimental Geth sync mode easily.

- Tags: how-to-guide
- Published: 2026-03-03

### [How to Choose Between Reth, Geth, and Nethermind as the Execution Client for Base](/base/node/base-node-execution-client-comparison-reth-geth-nethermind)

Select the best execution client for your Base node from Reth Geth and Nethermind. Get optimal performance and features for your Ethereum node.

- Tags: comparison
- Published: 2026-03-03

### [Base Node Docker Setup: The Two Essential Services Explained](/base/node/base-node-docker-services-execution-op-node)

Master the Base node Docker setup with our guide explaining the essential execution and node services. Learn how they power your Optimism rollup.

- Tags: deep-dive
- Published: 2026-03-03

### [How to Set Up a Base Node Using Docker: A Complete Guide](/base/node/how-to-set-up-base-node-with-docker)

Easily deploy a Base node using Docker Compose. This guide details setting up your execution client and OP-Node for mainnet or Sepolia testnet.

- Tags: how-to-guide
- Published: 2026-03-03