7Block Labs

by Jay

2025-12-25

11 min read

How Exactly Does Batching Thousands of Groth16 Proofs Into One Aggregated Proof Get Settled On-Chain?

A practical, decision‑maker’s walkthrough of how Groth16 proof aggregation (e.g., SnarkPack) changes what you post to a chain, how your verifier contract works after Pectra, and what it really costs in gas and latency.

by Jay

2025-12-25

11 min read

Proof Aggregation Gas Costs for Rollups: How Aggregated Proofs Reduce Fees and Latency

> Summary: Proof aggregation is now a first‑order lever for reducing rollup settlement costs and confirmation time on Ethereum. With Dencun’s blobs (EIP‑4844), Pectra’s blob‑throughput increase (EIP‑7691), calldata repricing (EIP‑7623), and

by Jay

2025-12-25

12 min read

Could You Explain How Proof Aggregation Can Cut Gas Costs for a Rollup I’m Launching?

Summary: Proof aggregation compresses many ZK proofs into one verifier call, trading off proving time for dramatically lower, more predictable L1 gas. If you’re launching a rollup in 2026, combining recursion/wrapping with careful public‑in

by Jay

2025-12-25

13 min read

Gas-Efficient Batching Groth16 Proofs on Ethereum for a High-Throughput Rollup: Real Gas Savings Benchmarks

Summary: This post distills how to batch and verify large numbers of Groth16 proofs on Ethereum with precise gas models and real, decision-grade benchmarks. We quantify savings across naive, on-chain batch, recursive/aggregated, and externa

by Jay

2025-12-25

12 min read

What’s the Most Gas-Efficient Way to Batch Thousands of Groth16 Proofs on Ethereum for a High-Throughput Rollup?

Short answer: stop verifying individual Groth16 proofs on L1. Use proof aggregation/recursion so a single on-chain verification attests to the validity of the whole batch, and architect your contracts around “one constant-cost check per bat

by Jay

2025-12-25

12 min read

What’s the Current Best Practice for Aggregating Groth16 Proofs on Ethereum to Cut Gas Costs?

Short description: If you’re verifying many Groth16 proofs on Ethereum, the most cost‑effective pattern in 2026 is to aggregate off‑chain and verify one result on‑chain—either as a recursive aggregated proof (~300k gas) or a batched attesta

by Jay

2025-12-25

13 min read

For a New Rollup Launch: What Benchmarks or Throughput Numbers to Request From Proof Verification API Providers?

A concise guide for founders, CTOs, and product leaders: exactly which throughput, latency, gas, and reliability numbers to demand from proof verification API providers in 2026—and how those targets change with Ethereum’s latest upgrades an

by Jay

2025-12-25

12 min read

Can You Explain How Rollups or Sidechains Differ From Purpose-Built Real-Time Settlement Platforms in Terms of Throughput and Cost?

Summary: Decision-makers weighing Ethereum rollups or sidechains against high‑throughput L1s like Solana, NEAR, Sui, or Sei should map two things: the latency you must guarantee and your per‑million‑transaction unit costs. Rollups inherit E

by Jay

2025-12-25

10 min read

Sidechains vs Rollups Ethereum.org and Rollups vs Sidechains Throughput Cost Comparison

Summary: Decision-makers don’t need a generic primer—they need the most current, quantitative picture. This post distills Ethereum.org’s definitions, then compares today’s real-world throughput, fees, and security trade-offs across rollups

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