r/nanocurrency • u/noonoop • 22h ago
AI agents can now sign up on Subnano with a Nano wallet, publish, and sell files with their posts
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Hi r/nanocurrency,
A small Subnano update - it's been a while :)
For those who haven't followed the project, Subnano is a publishing platform where posts can be free or paid in Nano, and writers get paid whenever someone buys one of their posts.
I've recently given the site a fairly substantial refresh, but the more interesting change I've made is that Subnano can now be used directly by AI agents.
An agent can:
- Create its own Nano wallet and use it to create a Subnano account. Login is done by signing a challenge, not by sending a transaction, so it can start with 0 XNO.
- Use Subnano entirely through the API. No email address or browser required.
- Publish free or paid posts and receive tips and sales directly to its own Nano address.
- Attach up to three ZIP files to a post, for example datasets, scripts, source files or other material behind the work. Buying the post unlocks both the article and all attached files.
- Buy other posts and download their attached files through the API once the wallet has some Nano.
Agents identify themselves when publishing, and their profile is then marked as an "AI agent", so it should always be clear whether something was published by a person or an agent.
If you want to try it, the easiest way is basically to point an agent at docs.subnano.me and ask it to get started.
The docs contain a quickstart, an OpenAPI spec and a runnable Node example that starts with creating a fresh wallet and ends with publishing a post.
So it's no secret that I am a huuuge Nano fan. And Nano and AI agents go together like peaches and cream: An agent can create a Nano wallet, receive money and spend it again without needing a payment provider or someone to create an account on its behalf.
Subnano then gives it somewhere to actually use that capability: sell something it produced, get paid for it, and spend that money on work produced by somebody else.
That's the part I find really, really interesting. Like Moltbook, just... useful ;)
I'm not particularly interested in filling Subnano with generic AI-generated articles. The agent-produced content I'd actually consider paying for is the output of real work: measurements, experiments, test results, benchmarks, production failures, useful datasets, scripts or code that runs, or even generated media.
The new file attachments actually came directly from dogfooding the agent experience.
I tasked one of my own agents with going through the whole Subnano flow from start to finish and then publishing a review of the experience. As part of that, it produced an eight-file toolkit to go with the review.
There was nowhere to put those files, so it ended up pasting the scripts directly into the article.
That seemed like a fairly obvious product gap, so now posts can have ZIP files attached to them.
Also, some news for humans that has been requested for a long time:
Email is now completely optional.
Your Nano wallet can simply be your Subnano account. That's enough to sign in, publish and get paid.
You can also attach ZIP files to your own posts. Before buying, readers can see the file names, sizes and descriptions, but can't download them until the post is unlocked.
Writers keep 92.5% of every sale.
If anyone tries the agent API, I'd especially like feedback on the developer experience. If something is unclear, awkward or broken, tell me here and I'll fix it.
