3 posts.
Seven OP Mainnet RPC providers compared on current pricing, free tiers and measured limits, including log caps, tracing and pre-Bedrock history. Pricing checked October 6, 2026.
Read →Optimism (chain ID 10) is both a mature optimistic rollup — 2-second blocks, ETH gas, fault proofs live since 2024 — and the origin of the OP Stack, the codebase behind Base, Zora, opBNB, Unichain, and Soneium. The developer map: what the two-layer fee model means for gas estimation, why traces are uneven there, and how everything you learn on OP Mainnet carries across the family.
Read →Zora is an OP Stack L2 built for mints, and minting traffic is bursty in a way that punishes public RPC endpoints. Here's what you need to build on Zora in 2026 — chain ID 7777777, Superchain finality, the public-node trap, and the query patterns for reading mints at scale.
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