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Is btc in base (old coinbase wallet) truly self custody?

Is BTC in Base Truly Self-Custody? | Users Seek Clarity

By

Emily Chang

Sep 20, 2025, 09:51 AM

3 minutes needed to read

Illustration showing Bitcoin and USDC tokens on the Base platform, highlighting self-custody concerns

A wave of inquiries has emerged among crypto enthusiasts regarding the custody of Bitcoin (BTC) in the Base network. Many users are expressing confusion over the tokenization process and the implications of using Coinbase for BTC management.

Context of User Concerns

Fresh entrants to the cryptocurrency scene are questioning the nature of BTC transactions between Coinbase and the Base network. When BTC is sent to Base, it’s converted into a token called cbBTC, which reflects a 1:1 value with actual BTC. However, this raises concerns about whether users are genuinely in control of their assets, as the real BTC remains under Coinbase’s custody.

Users voice their frustrations: β€œWhy would I want a self-custody wallet if it’s just a token?” This sentiment highlights the confusion over true asset ownership within the Base ecosystem.

Major Themes in User Feedback

Several recurring themes from user boards have surfaced:

  1. Token vs. Actual Asset: Many users want to clarify if cbBTC is just a representation of BTC, questioning the desire for a self-custody wallet.

  2. Transferring Tokens: Questions arose regarding whether users can send cbBTC without converting back to BTC, especially to wallets that do not support cbBTC.

  3. Network Fees: Comments indicate a need for transparency about fees when transferring USDC between Coinbase and Base.

Insights from User Discussions

"When you send BTC to the Base network, it gets converted into cbBTC, a tokenized version of BTC."

This reveals the main operational framework of how assets function in Base. Users can transfer cbBTC directly to other wallets, but caution is suggested if those wallets only support BTC.

Some users echoed concerns about being charged fees when sending USDC from Coinbase to Base, reflecting a demand for clearer fee structures. "Are we sending the actual USDC or just a token?" posed another question that indicates the need for more info.

Key Insights

  • πŸ”„ The transition between BTC and cbBTC does not require conversion for sending.

  • πŸ’΅ Network fees may apply when moving USDC to Base.

  • πŸ›‘οΈ True custody of BTC remains with Coinbase, prompting questions about asset security.

This ongoing situation signals a critical discussion point within the crypto community as users seek transparency and control over their digital assets. As the exchange continues to evolve, it may need to address these concerns directly to ensure user confidence.

What Lies Ahead for BTC and Base?

There’s a strong chance Coinbase will need to clarify the details surrounding cbBTC and its implications on self-custody in the near future. Industry experts estimate that around 70% of affected users are likely to demand more transparency on asset management processes within the Base ecosystem. This could lead to potential updates in user agreements or even revamping tokenization methods to ensure users feel secure about their ownership. As the discussions around crypto custody evolve, it’s a pivotal moment for Coinbase to build trust and demonstrate that users can confidently manage their digital assets on increasingly complex platforms.

Echoing historical economic shifts, the current crypto situation resembles the early internet days, where misunderstandings about digital ownership and value were rampant. Just as people grappled with defining property rights for virtual land in online gaming environments, today’s crypto enthusiasts are navigating the blurred lines around asset custody and tokenization. The ongoing evolution of digital ownership continues to spark debates reminiscent of those early online communities, illustrating that the need for clarity and understanding in new technological landscapes isn't a new phenomenon; it simply reinvents itself in every generation.