Mercor.io (LiteLLM) Reports Data Breach to Washington AG in 2026
Mercor.io, known for its LiteLLM platform, confirmed a data security incident reported to the Washington Attorney General in June 2026. This breach may have exposed sensitive digital assets like your full name, email address, password hashes, and API keys. If you received a notification letter, your information could be at risk, warranting immediate protective actions.
This breach is real, not a scam. Mercor.io (LiteLLM) officially reported it to the Washington Attorney General on June 26, 2026.
Reviewed by David S. Harris, Esq., data breach and class action attorney (Florida Bar No. 0112739). Free consultation: 786-306-7278
Received a Mercor.io (LiteLLM) notification letter? Find out in minutes if you qualify for compensation.
Free case review- State
- Washington
- Reported
- June 26, 2026
What may have been exposed
- Full Name
- Email Address
- Password or Credential Hash
- API Keys and Access Tokens
- Administrative Credentials
- Mailing Address
- Internal System Logs
- Payment Card Information
Mercor.io, which operates the LiteLLM platform central to modern AI infrastructure and software development, reported a data breach to the Washington Attorney General on June 26, 2026. This incident involved sensitive digital assets handled by a company that facilitates large language model integration and API routing, making it a critical point in enterprise data processing.
The reported breach exposed several categories of sensitive information. Affected individuals may find that their Full Name, Email Address, Password or Credential Hash, API Keys and Access Tokens, Administrative Credentials, Mailing Address, Internal System Logs, and Payment Card Information were compromised. Given Mercor.io's role in developer infrastructure, the exposure of items like API Keys and Administrative Credentials presents significant downstream security risks.
Receiving a data breach notification letter from Mercor.io signifies that your information was directly involved in this security incident. The presence of compromised credentials and API keys means that malicious actors could potentially gain unauthorized access to other accounts or systems connected to your Mercor.io profile. It is important to treat this notification seriously, as it confirms a vulnerability that requires your attention.
To safeguard your information, immediately change any passwords associated with your Mercor.io account, especially if you reuse passwords across different services. Enable multi-factor authentication wherever possible. Review your online accounts, banking statements, and credit reports for any suspicious activity and remain vigilant against phishing attempts or unexpected communications seeking personal information.
Under Washington law, companies like Mercor.io are expected to protect the data they handle with robust security measures. A breach of this nature suggests that these safeguards may have been insufficient. If you received a data breach notification from Mercor.io, you may have legal grounds to seek accountability for the increased risk and inconvenience this incident has caused. We offer a free, no-obligation case review to help you understand your options.
What to do if you were affected
Based on the categories of information reported in this filing, these steps can help limit the risk of identity theft and fraud.
Watch your financial accounts
Review bank and card statements for unfamiliar activity and turn on transaction alerts. Report anything you don't recognize to your bank right away.
Secure your online accounts
Change the password on any account that reused an exposed password and turn on two-factor authentication wherever it's offered.
Stay alert to targeted scams
Be cautious of calls, texts, or emails that reference this breach. Legitimate organizations won't ask you to confirm sensitive details through an unsolicited message.
Keep your notification letter
Save the notice you received. It documents that your information was involved and is often needed to enroll in any credit monitoring offered or to join a related legal claim.
Mercor.io data breach notice and letter questions
- Is the Mercor.io data breach letter legit or a scam?
- A notice from Mercor.io in the mail matches the breach Mercor.io reported to the Washington Attorney General on June 26, 2026. Check that the company name and dates in your letter match that filing. A real notice of data security incident won't ask for your password, Social Security number or a payment — if it does, contact Mercor.io through a phone number or website you find yourself.
- Where can I see the official Mercor.io breach notice?
- Mercor.io's report is published by the Washington Attorney General: https://agportal-s3bucket.s3.amazonaws.com/databreach/BreachM24486.pdf Compare it with the letter you received to confirm the dates and details match.
- How many people were affected by the Mercor.io data breach, and what was exposed?
- The filing does not give a count of affected people and lists the following information as involved: Full Name, Email Address, Password or Credential Hash, API Keys and Access Tokens, Administrative Credentials, Mailing Address, Internal System Logs, Payment Card Information. Your own letter is the best guide to what was exposed about you, since notices are usually tailored to each person.
- Did Mercor.io offer free credit monitoring?
- Look for an enrollment code in your Mercor.io notice. Companies that offer free credit monitoring after a breach usually include it there, with a deadline to activate. Because financial or account details are listed in this filing, watch your bank and card statements closely as well. Using the free service won't stop you from joining a lawsuit or settlement later.
- What should I do after getting the Mercor.io data breach notice?
- Keep the letter and the envelope, and note the date it arrived. Freeze your credit with Equifax, Experian and TransUnion, change any passwords the notice mentions, and sign up for any free credit monitoring the letter offers. Then check whether you may have a claim.
- Is there a Mercor.io data breach class action lawsuit?
- Law firms often open an investigation after a breach notice like this one, and a class action lawsuit may follow. This page doesn't confirm that a lawsuit has been filed against Mercor.io. You usually don't have to join a class action to be included — if a settlement is reached, class members are notified and can file a claim.
- Do I need a Mercor.io data breach lawyer or attorney?
- Talking to a data breach attorney costs nothing here. A lawyer can read your notice, explain your rights under your state's law and tell you whether a claim makes sense.
- How much could a Mercor.io data breach settlement or claim be worth?
- There is no set amount, and no Mercor.io settlement is confirmed here. In past data breach settlements, payments depended on what data was exposed and on documented losses — fraud, out-of-pocket costs and time spent dealing with the breach. The filing lists Full Name, Email Address, Password or Credential Hash as involved. Keep receipts and records; they're what damages claims are built on.
- Can I sue Mercor.io over the data breach?
- It depends on what was exposed, the law in Washington and your own state, and whether you've been harmed. Most people take part through a class action rather than suing alone. Keep your notification letter — it's the proof that connects you to the breach.
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