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Is Freebuff legit? The six reasons people ask, answered

A free coding agent sounds too good to be true. Here is who we are, how the money works, and why we sometimes ask you to verify.

In short

  • Freebuff is legit. It is run by Freebuff, Inc., built by the team behind Codebuff, and backed by Y Combinator.
  • It is free because ads pay for it, not because it is a trial or a trick. Free usage is measured in hours, and paid plans are optional.
  • Its CLI, agents and SDK are open source on GitHub, and its desktop installers are code-signed.
  • The quick, always-current summary lives on our trust page.

"Is Freebuff legit?" is one of the most common things people search about us, and it is a fair question. Free software that runs AI models costs real money, and a lot of "free AI" sites online are bait for a subscription or worse. So here are the six reasons people tend to ask, and straight answers to each.

1. "Nothing this good is free"

Freebuff is free the way a lot of the web is free: advertisers pay for it. Ads show inside the app and are labeled "Sponsored". Some agent suggestions are sponsored too, and they name the sponsor and only run if you click Accept. You never need a card to start.

Free does not mean unlimited. Each session lasts an hour with unlimited messages, and a free account gets a daily allowance of hours that depends on your country. If you want more, paid plans start at $8 a month. We explain the whole model in how Freebuff is free.

2. "I have never heard of the company"

Freebuff is operated by Freebuff, Inc. and built by the team behind Codebuff, a coding agent company backed by Y Combinator. Co-founder James Grugett previously co-founded Manifold Markets. The people who build Freebuff write on this blog under their own names.

3. "Why does it want my phone number?"

Because every free account costs us money in AI usage. If one person could create a thousand accounts, the free tier would not survive. To keep free access to one account per person, we may ask you to verify a phone number by text message. When you sign up on the website, a device-identification service checks for duplicate and automated accounts. Accounts that show signs of abuse may be asked to verify their identity through our processor Didit, with consent. The privacy policy lists what each check collects and how long it is kept.

4. "Is it safe to let it touch my code?"

Freebuff is a coding agent, so it reads files and runs commands in the projects you open, like any coding agent does. The parts you install are verifiable: the CLI, agents and SDK are open source on GitHub, macOS builds of the desktop app are signed and notarized by Apple, and Windows builds carry an Authenticode signature. We cover what it can access and how to stay in control in is Freebuff safe to use on your code?

5. "I heard Freebuff is not really free anymore"

This one deserves a straight answer. This fall we moved free usage to a daily allowance of hours, set by country, and retired several models. Some users told us, loudly, that it felt less free than before, and they were not wrong that the deal changed. The core agent is still free with no card, and the allowance is generous where advertising pays for it: up to 30 hours a day in the US. In countries where ads pay less, it is smaller.

6. "Someone is selling Freebuff access"

Freebuff is only available from freebuff.com and as the freebuff package on npm. If a site, a Discord server or a reseller asks you to pay for "Freebuff access", "Freebuff API keys" or a cheaper plan outside freebuff.com, it is not us, and accounts used that way can be banned.

How to check for yourself

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Questions

Is Freebuff legit?
Yes. Freebuff is run by Freebuff, Inc., built by the team behind Codebuff and backed by Y Combinator. Its CLI, agents and SDK are open source on GitHub, and its desktop installers are code-signed.
Is Freebuff a scam?
No. It is a free coding agent paid for by ads, with optional paid plans. You never need a card to start. Anyone selling Freebuff access outside freebuff.com is not us.
How does Freebuff make money?
Mostly from advertisers, whose ads appear in the app labeled "Sponsored". Some users also buy paid plans for more hours and models.
Why does Freebuff need my phone number?
To keep free access to one account per person. Free accounts cost real money in AI usage, so mass sign-ups would end the free tier.
Is Freebuff open source?
The CLI, agents and SDK are open source under the Apache-2.0 license on GitHub. The desktop app and the backend are not.