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Field notes on blockchain infrastructure.

Deep-dives, guides and release notes from the team building BoltRPC.

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RPC Load Balancing for Blockchain Apps (2026)
featured rpc

RPC Load Balancing for Blockchain Apps (2026)

How to implement RPC load balancing for blockchain apps: round-robin, latency-based and method-based routing, failover, and provider vs app-level strategies.

· 10 min read · BoltRPC Team
More posts 6
Blockchain RPC Pricing Explained: Compute Units vs Request Units
RPC

Blockchain RPC Pricing Explained: Compute Units vs Request Units

How compute unit pricing works in blockchain RPC — and why eth_getLogs costs more than eth_getBalance on most providers. Plus how fixed request unit pricing changes the math for DeFi teams.

8 min read
How to Build a DeFi Price Feed Using RPC: eth_call Patterns
DeFi

How to Build a DeFi Price Feed Using RPC: eth_call Patterns

Read real-time token prices from Uniswap, Chainlink and Curve directly via RPC using eth_call. Includes caching strategy, multi-source aggregation and production patterns.

8 min read
MEV Bots and RPC: Infrastructure Requirements for Searchers
MEV

MEV Bots and RPC: Infrastructure Requirements for Searchers

What RPC infrastructure MEV searchers actually need: latency requirements, mempool access, Flashbots endpoint configuration, WebSocket patterns and provider selection criteria.

7 min read
The Graph vs Direct RPC: When to Use Each for Blockchain Data
The Graph

The Graph vs Direct RPC: When to Use Each for Blockchain Data

The Graph and direct RPC endpoints solve different problems. This guide explains when to use each, when to use both, and how to decide based on your application's actual data requirements.

9 min read
Optimizing RPC Calls for DeFi: Multicall, Caching and Batch Strategies
DeFi

Optimizing RPC Calls for DeFi: Multicall, Caching and Batch Strategies

How to dramatically reduce RPC call volume in DeFi applications using Multicall3, response caching, batch requests and WebSocket subscriptions instead of polling.

10 min read
Building a Liquidation Bot: RPC Requirements and Infrastructure Guide
DeFi

Building a Liquidation Bot: RPC Requirements and Infrastructure Guide

What RPC infrastructure a production liquidation bot needs — latency, mempool monitoring, health factor scanning, Flashbots submission and failover patterns for DeFi protocols.

7 min read