ICON

Sonic

<p>The ICON Network will be permanently shut down on December 31, 2026, with ICX holders given until that date to migrate at a 1:1 ratio into SODA on SODAX, after which the legacy chain will exist only as a read only archive.</p>
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   <li>ICON will cease operations and go offline on December 31, 2026, after an economic shutdown phase</li>
   <li>The final deadline to swap ICX for SODA is December 31, 2026, with one way migration from September 30</li>
   <li>Liquidity and incentives have already moved to SODAX, and Kraken has added SODA to its listing roadmap</li>
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<p>In a series of blog posts, the ICON Foundation outlined a phased wind down of the ICON Layer 1 that ends with a full shutdown of the network at the close of 2026 and a transition of the ecosystem to the SODAX stack, where SODA becomes the primary token.</p>
<p>An earlier update confirmed that as of March 26, 2026, the ICON Network has entered “economic shutdown,” with all ICX emissions and staking rewards halted and the chain kept alive only to support migration to SODA on the Sonic network.</p>
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   <p>The ICON network's full migration to <a href="https://twitter.com/gosodax?ref_src=twsrc%5Etfw" rel="noopener noreferrer nofollow">@gosodax</a> completes at the end of this year.<br><br>The ICON Network will shut down, bringing an end to the migration window on December 31, 2026.<br><br>Read on to be ready to migrate your <a href="https://twitter.com/search?q=%24ICX&amp;src=ctag&amp;ref_src=twsrc%5Etfw" rel="noopener noreferrer nofollow">$ICX</a> to <a href="https://twitter.com/search?q=%24SODA&amp;src=ctag&amp;ref_src=twsrc%5Etfw" rel="noopener noreferrer nofollow">$SODA</a> 🧵 <a href="https://t.co/9yoF93h91h" rel="noopener noreferrer nofollow">https://t.co/9yoF93h91h</a><a href="https://t.co/5A0O71smPC" rel="noopener noreferrer nofollow">pic.twitter.com/5A0O71smPC</a></p>— SODA (@sodaholders) <a href="https://twitter.com/sodaholders/status/2058921777880068315?ref_src=twsrc%5Etfw" rel="noopener noreferrer nofollow">May 25, 2026</a>
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<p>The latest roadmap sets December 31, 2026 as the final date: after that point, the ICON blockchain will be switched to a read only archive for historical transaction queries, and no further ICX to SODA conversions will be possible.</p>
<p>Until then, ICX holders can migrate via the official dashboard at sodax.com/migrate at a fixed 1:1 ratio, with the Foundation stressing in February and March posts that “the <a href="https://crypto.news/altcoin-explorer-icon-network-blockchain/" rel="noopener noreferrer nofollow">ICON</a> blockchain will remain live” specifically so users retain full access to their balances during the wind down.</p>
<p>However, starting September 30, 2026, the migration path will become one way: the Foundation says that two way swaps between ICX and SODA will be disabled, and only ICX to SODA conversions will be supported as value is consolidated into the new token with a fixed max supply of 1.5 billion.</p>
<p>Economically, everything has already shifted.</p>
<h2 class="wp-block-heading" id="why-is-icon-shutting-down-and-what-is-the-sodax-migration-plan">Why is ICON shutting down and what is the SODAX migration plan?</h2>
<p>Binance Square posts and the Foundation’s own schedule note that SODAX Stake launched on March 16, 2026 and SODAX Pool on March 31, with protocol fee backed rewards beginning for SODAX Pool on April 2 and for SODAX Stake on April 8, creating strong incentives for <a href="https://crypto.news/icx-surges-33-over-past-24-hours/" rel="noopener noreferrer nofollow">ICX</a> holders to migrate and stake.</p>
<p>A separate TradingView alert and SODAX’s X account confirm that centralized exchange support is also lining up: Kraken has placed SODAX on its listing roadmap, and exchanges such as Kraken and Coinone have announced they will support ICX to SODA migration for custodial balances, reducing friction for users who keep assets off chain.</p>
<h2 class="wp-block-heading" id="what-happens-to-icon-users-and-liquidity-after-the">What happens to ICON users and liquidity after the shutdown date?</h2>
<p>Once the ICON Network is turned off at year end 2026, it will exist only as a static ledger.</p>
<p>The Foundation says a read only archive will be made available so that users, auditors and explorers can still query historical transactions, but live block production and state changes will stop, and any ICX left un migrated will be effectively stranded on an inert chain.</p>
<p>That mirrors other recent shutdowns in the sector, such as <a href="https://crypto.news/zksync-lite-shut-down-next-year-zk-systems-shift-2025/" rel="noopener noreferrer nofollow">Zero Network</a> and Bit.com, which have set hard withdrawal or migration cutoffs and warned users that assets left behind could become permanently unrecoverable once infrastructure is decommissioned.</p>
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<p>In ICON’s case, the team emphasizes that it has deliberately staged the process over many months: economic activity and rewards stopped in March, two way migration continues in the interim, one way ICX to SODA swaps begin at the end of September, and the absolute final migration deadline is December 31.</p>
<p>By that point, the intention is that all meaningful liquidity, DeFi activity and governance has moved to the SODAX protocol, where SODA and its derivative xSODA govern a fee funded staking and pooling model on Sonic rather than the inflationary, emission driven economics that powered the original ICON L1.</p>
<p>For ICX holders, the message from both the Foundation and ecosystem validators is blunt: the network’s economic lifecycle is over, rewards are gone, and the only rational path forward is to migrate to SODA, stake or pool in the new environment, and stop treating ICON as an active settlement layer well before the December 31, 2026 shutdown switch is flipped.</p>
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ICON Network to shut down in 2026 as ICX fully migrates to SODAX

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