Celestia Says Fibre Sustained 3.07 Tb/s In 120-Validator Benchmark

PRODUCTCelestia Says Fibre Sustained3.07 Tb/s In 120-ValidatorBenchmark10IMPORTANCECLOSED1NEWS MEDIA1PIECESOct 2, 2026 08:20blockboard.net

Celestia reported a Fibre benchmark that reached 3.07 terabits per second across 120 validators, with the test covering the full path from encoding through onchain commitment submission. The setup used 2-gigabyte blobs, while the planned initial mainnet cap is 128 megabytes, and the result was described as an experimental benchmark rather than live mainnet traffic.

What this rests on

Claim by claim, with its source
✓
Celestia said its Fibre data-availability system sustained 3.07 terabits per second in an end-to-end benchmark across 120 validators.
✓
The benchmark included encoding, distribution, storage, validator signatures and onchain commitment submission.
✓
✓
The planned initial mainnet cap is 128 megabytes.

What it means

Who it affects, what changes and what is still unconfirmed

Each sentence links inside to the piece that supports it.

Developers and validator operators are the groups most likely to notice this first, because the benchmark describes a full pipeline across 120 validators. It shows Fibre being exercised through encoding, distribution, storage, signatures and onchain commitment submission in a test setting, which is the relevant operational change for people watching Celestia’s data-availability setup day to day.

In practice, the benchmark changes the scale of what was demonstrated in test conditions, not what is already live on mainnet. The test used 2-gigabyte blobs, while the planned initial mainnet cap is 128 megabytes, so the demonstration and the current mainnet parameter are not the same thing.

Market reaction

TI Celestia the event is about this asset from 2 h before to 4 h after the line marks the first headline
published
+2.75 % before publication
+0.66 % after
$0price at publication
12series points

The move was larger before the first headline than after. That is an observation, not an explanation: the market also moves on things nobody publishes.

How the story was built

Every piece in order, with the time its news medium declares — if it is not believable we use ours and say so — and what it added to what was already known at that point. Arriving first is not the same as adding something.

first
Oct 2 08:41

Has this happened before?

Nothing comparable yet.