The Availability Cliff

Drag the training-duration cursor to see which DA layers can serve your data. EIP-4844 blobs vanish after 18.2 days — the cliff most pipelines fall off.

chart SVG Data Blockchain Web3 Jun 21, 2026

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The Availability Cliff — drag the vertical cursor to set training-pipeline duration · tap a preset (7 d · 30 d · 45 d · 90 d · 1 yr) to jump to common windows · data as of Jun 21, 2026 · EIP-4844 spec · EigenDA docs · Celestia docs · Filecoin docs · Arweave whitepaper ↗ open artifact ↗

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Data Blockchain Web3

Blobs Are Not Buckets: The Data Availability Window and the AI Training Pipeline

EIP-4844 blobs look like cheap on-chain storage, but they vanish in 18 days. Here is why DA windows break AI training pipelines and what to use instead.

Jun 21, 2026 8 min read ⬢ interactive