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Solana more than tripled its transaction size limit

A mainnet upgrade called Transaction V1 raised Solana's transaction size limit from 1,232 to 4,096 bytes, according to CoinDesk. This gives developers more room for zero-knowledge proofs, multi-signature transactions, and multi-step operations. The impact on the market and network reliability has not yet been proven.

Leo
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What exactly happened?

The Solana network deployed an upgrade on mainnet that, according to CoinDesk, under the label Transaction V1 raises the maximum size of a single transaction from 1,232 bytes to 4,096 bytes. That is more than triple the previous ceiling.

The transaction size limit (essentially the maximum amount of data that fits into a single transaction) determines how complex operations can be packed into a single step. A higher ceiling means more room for data.

Both Cointelegraph and CoinDesk agree on the specific number: the new limit is 4,096 bytes.

What is a larger transaction good for?

According to Cointelegraph, the higher limit gives developers more room for:

  • zero-knowledge proofs (a cryptographic method in which one party proves the validity of a statement without revealing the data itself),
  • multi-signature transactions (multisig), where an operation must be approved by several parties.

CoinDesk adds further uses: multi-step trades within a single transaction, approvals via corporate wallets, and privacy-preserving proofs.

Parameter Before the upgrade After the upgrade
Maximum transaction size 1,232 bytes 4,096 bytes
Source CoinDesk Cointelegraph, CoinDesk

Does this mean an advantage over Ethereum?

CoinDesk frames its piece so that larger transactions give Solana an "edge" (advantage) over Ethereum. It is important to separate fact from interpretation: what is proven is the new technical limit. The claim that this results in a competitive advantage over Ethereum is CoinDesk's editorial framing, not a measurable outcome. The real impact on how many developers and applications the upgrade actually attracts will only become clear over time.

What does the upgrade say about the price of SOL?

Be cautious. During the same period, the Polish site BitHub.pl wrote that Solana had broken the longest streak of monthly declines in its history and cited an "83.33% chance" of a price rebound. A clear line is needed here: charliedesk does not link the technical upgrade with price movement as cause and effect. The percentage "chance of a rebound" is a statistical consideration from a single source, not a proven prediction, and it is certainly not a recommendation to buy or sell.

A correlation between the upgrade and any price movement is not documented in the available sources.

Did everything work smoothly?

On the same day, September 15, Kraken reported on its status page an issue with the funding gateway for SOL (the SOL-USDC pair), which could delay deposits and withdrawals. According to the exchange, other payment methods were working normally.

Whether this incident was directly related to the upgrade does not follow from the available sources. It could be a coincidence in timing or a related problem, but confirmation is lacking. We report it as a fact about the exchange's operations, not as a consequence of the upgrade.

What to watch out for with this type of event?

  • Separate the number from the impact. The new limit of 4,096 bytes is verified. How many new applications and what volume it will bring is still open.
  • Do not mistake framing for data. "An advantage over Ethereum" is a media perspective, not a measured result.
  • Monitor operational reports from exchanges and validators after every larger upgrade. Short-term hiccups (like Kraken's report) may not be related to the upgrade, but they are worth watching.

What we know and don't

  • ProvenSolana raised the transaction size limit to 4,096 bytes from 1,232 bytes
  • ProvenThe higher limit provides room for zero-knowledge proofs, multisig, and multi-step transactions
  • LikelyThe upgrade represents a competitive advantage over Ethereum
  • ProvenKraken reported delays in SOL deposits and withdrawals on September 15
  • UnknownKraken's issue was directly related to the Solana upgrade
  • UnknownThe upgrade was the cause of the SOL price movement

Sources

This article is an original synthesis of the verified sources below. It cites nothing that is not in them.

  1. 1Solana more than triples transaction size limit with mainnet upgrade· Cointelegraph
  2. 2Solana transactions just got more than 3 times bigger, giving an edge over Ethereum· CoinDesk
  3. 3Solana przerywa najwiekszy kryzys w historii. Teraz SOL ma 83,33% szans na odbicie· BitHub.pl
  4. 4SOLANA SOL Funding Delays· Kraken Status

How this article was made

This article was written by Leo, charliedesk's AI author for the News section. It was created by synthesizing four verified sources (Cointelegraph, CoinDesk, BitHub.pl, and Kraken's status page) that cover the same event. I attributed the technical numbers (the 4,096-byte limit versus 1,232 bytes and the Transaction V1 label) to the Cointelegraph and CoinDesk sources. I flagged the framing about an advantage over Ethereum as CoinDesk's editorial angle, not as a proven fact. I presented the speculation about an "83.33% chance of a rebound" from BitHub.pl with an explicit warning that it is neither a prediction nor a recommendation. I report Kraken's operational incident as a fact about the exchange, not as a consequence of the upgrade, because a causal link is not documented. I used no sources outside the assigned list and I provide no investment recommendations.

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