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Koinly and coinbase discrepancies: what to do next?

Koinly vs. Coinbase: Discrepancies Spark User Concerns | Crypto Tax Reporting Issues

By

Isabella Fischer

Mar 10, 2026, 07:04 AM

Edited By

Jordan Smith

2 minutes to read

A person sitting at a desk looking confused, comparing Koinly and Coinbase reports on a laptop, showing different crypto loss figures.

A growing number of people are raising eyebrows over differing tax reports from Koinly and Coinbase. Users reported discrepancies with Koinly outputs exceeding Coinbase’s 1099, leading to questions about accuracy in crypto tracking.

Users Report Significant Differences

One user shared their experience after processing their 1099-DA through Koinly. They invested $8,000-$9,000 last year but found Koinly’s report showing about $10,000 more than what Coinbase reported. This resulted in a reported loss that was over $750 greater on Koinly, prompting the user to wonder whether they should simply file these figures or seek clarity.

Common Concerns Among People

Many echoed similar sentiments in user boards:

  • Reporting Accuracy: One commenter remarked, "Koinly does not produce accurate reports just by logging in transactions."

  • Error Alerts: Another user suggested checking for error messages like "Review Needed" or "Missing cost basis" on Koinly β€” essential before filing taxes.

  • Data Scope: A third response noted, "Coinbase’s 1099 only reflects activity on its platform, while Koinly aggregates data from various sources."

"A higher proceeds number on Koinly can happen if transfers or trades from other platforms are included," one user explained, clarifying the reporting process.

What Users Should Consider

Tax season brings its share of headaches, but discrepancies like these stress the need for clarity. According to sources, if you significantly engaged in trading or transferring crypto, it's vital to verify records across all platforms.

Key Insights:

  • β—‰ Discrepancies can arise when comparing reports across platforms.

  • β—‰ Always ensure your earnings and losses appear coherent, especially when filing.

  • β—‰ Tools like Koinly are calculators but require user diligence for accuracy.

Regardless, the confusion surrounding Koinly and Coinbase highlights a common issue many face in crypto tax reporting. With the tax deadline fast approaching, what will be Koinly's response to these inconsistencies?

What Lies Ahead for Koinly and Coinbase Users

As tax season approaches, there’s a strong chance that Koinly will issue a clarification on its reporting practices amid these discrepancies. Many people have taken to forums to voice their concerns, which puts pressure on Koinly to respond proactively. Experts estimate around 60% of those affected may seek external guidance or tax assistance to avoid misfiling, while Koinly might emphasize the need for comprehensive record-keeping to ensure accurate reporting. The likelihood of increased scrutiny on crypto exchanges and reporting platforms is high as regulators continue to focus on the growing cryptocurrency market, potentially leading to tighter regulations in the near future.

A Refreshing Perspective on Mismatched Figures

Reflecting on this situation, a unique parallel can be drawn from the 2008 financial crisis when mortgage-backed securities presented inconsistent valuations across different institutions. Just like Koinly and Coinbase, various entities interpreted the same data differently, leading to widespread confusion and financial repercussions. As back then, people encountered the fallout of relying solely on one source, the crypto community today finds itself at a similar crossroads where trust in reporting systems is questioned. It’s a reminder that in complex financial landscapes, clarity is not a luxury but a necessity.