Open data and API
Everything behind the rankings is public: weekly leaderboards, the summaries, and aggregate snapshot history. Free to use under CC BY 4.0, with credit.
Last updated Nov 2, 2026. 1,250 agents, 5 weeks.
Download the dataset
- Hugging Face dataset, updated every Monday
- GitHub repository with CSV files, updated every Monday
Both contain one file per frozen week, a file of agent summaries, and weekly star and download history per agent.
JSON API
Plain JSON files, no key needed, safe to call from a browser. URLs are permanent. The version in the path changes only if the format has to break.
| Endpoint | What it returns |
|---|---|
/api/v1/index.json | List of endpoints and the last update time |
/api/v1/leaderboard.json | This week's frozen leaderboard, main and builder tools |
/api/v1/weeks/2026-W44.json | Any frozen week, by ISO week |
/api/v1/rising.json | Rising, updated daily |
/api/v1/agents.json | Every listed agent with its summary fields |
/api/v1/agents/{slug}.json | One agent in full |
There is also a read-only MCP server, so AI apps like Claude can query the rankings directly.
How to cite
Please credit Viral Agent and link to viralagent.si. For example:
Viral Agent (2026). AI agent momentum dataset. https://viralagent.si/data/. Licensed under CC BY 4.0.
In an article, "according to Viral Agent's weekly ranking (viralagent.si)" with a link works well.
What is in it, and what is not
The dataset includes public signals (stars, forks, Hacker News points, downloads), our scores and ranks, and the AI-written summaries. It does not include email addresses, submissions, or anything about visitors.