TCC THORChain Updates (Sep 2025)

In this series, TCC aims to give regular condensed “state of THORChain” updates. Enjoy!

1. Slippage Fee Experiment

With the v3.10 update, the Slippage Fee mimir is now an “Operational Mimir”, needing only a simple majority above three nodes to enable. Starting 2-Sep, 9R will be using this capability to conduct a Slippage Fee Experiment:

2. Mimir to Churn Out Inactive Nodes

On 9-Sep, 9R proposed nodes to adopt Mimir to churn out nodes which are not actively signing blocks. This was approved by 12-Sep.

3. LP Actions Paused

On 9-Sep, LP actions were paused to investigate some unusual activity around LP withdrawals. It was unpaused a day later.

Blog: https://blog.thorchain.org/thorchain-core-protections-security-architecture-validated/

4. ADR020 (AppLayer) Passed

On 16-Sep, ADR020 was officially passed by nodes.

ADR Text: https://gitlab.com/thorchain/thornode/-/blob/6a02e7db7b837ce3acedd48cc9ec64dede84aacf/docs/architecture/adr-020-app-layer.md

5. V3.11.0 Update

On 18-Sep, v3.11.0 was adopted. https://gitlab.com/thorchain/thornode/-/releases/v3.11.0

Explainer tweet: https://x.com/thorchain/status/1968408756808745030

6. Minimum Outbound Fee Reduced to $0.25

On 18-Sep, with adoption of v3.11.0, the Minimum Outbound Fee for L1 outbounds was reduced to $0.25.

https://x.com/THORChain/status/1968768474030760002

7. $5m Treasury Buy of TCY Started

On 19-Sep, the six-month long $5m Treasury buy of TCY started.

https://x.com/THORChain/status/1969292757920317515

8. Tron Integration Launched!

On 25-Sep, after a node churn, the Tron Asgard Vaults were created:

On 30-Sep, the TRON.TRX pool was seeded…

… and the first TRON.TRX swap was executed:

On 1-Oct, the first TRON.USDT swap was executed:

9. Affiliate Fee Free, THORChain-only Swap Interface

On 29-Sept, the Affiliate Fee free, THORChain-only swap interface had a soft launch: https://swap.thorchain.org/

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