# SteamSets Docs > Build on the SteamSets API: Steam accounts, badges, leaderboards, and live activity. ## Docs - [SteamSets API](https://docs.steamsets.com/): Read Steam account, badge, leaderboard, and activity data from SteamSets over one JSON API. - [Quickstart](https://docs.steamsets.com/quickstart): Create an API key on steamsets.com and send your first request in a few minutes. - [Authentication](https://docs.steamsets.com/authentication): Send your SteamSets API key as a bearer token, and keep it out of client-side code. - [Errors](https://docs.steamsets.com/errors): Every error response is an RFC 9457 problem details object with a status, a title, and a detail message. - [Locations](https://docs.steamsets.com/locations): Get every region, country, state, and city that SteamSets knows, and use them to filter leaderboards by location. - [Rate limits](https://docs.steamsets.com/rate-limits): Read the rate limit headers on each response, and wait for the reset time when you get a 429. - [TypeScript SDK](https://docs.steamsets.com/sdk): Call the SteamSets API from TypeScript or JavaScript with typed requests, typed responses, and built-in pagination. ## Reference - [SteamSets API](https://docs.steamsets.com/reference) ### Accounts - [Compare badge collections between accounts](https://docs.steamsets.com/reference/accounts/compare-badges) - [Find up to N shortest friend paths between two accounts](https://docs.steamsets.com/reference/accounts/account-find-friend-path) - [Get account badge statistics](https://docs.steamsets.com/reference/accounts/account-get-badge-stats) - [Get account data points for charts](https://docs.steamsets.com/reference/accounts/account-get-data-points) - [Get account profile information](https://docs.steamsets.com/reference/accounts/account-get-info) - [Get leaderboard history](https://docs.steamsets.com/reference/accounts/account-list-leaderboard-history) - [Get monthly badge crafting counts for an account](https://docs.steamsets.com/reference/accounts/account-get-badge-heatmap) - [Get profile view counts (24h/7d/30d × unique/total) for an account](https://docs.steamsets.com/reference/accounts/get-view-stats) - [List account badges](https://docs.steamsets.com/reference/accounts/account-list-badges) - [List account friends](https://docs.steamsets.com/reference/accounts/account-list-friends) - [List account owned apps](https://docs.steamsets.com/reference/accounts/account-list-apps) - [List groups owned by account](https://docs.steamsets.com/reference/accounts/account-list-owned-groups) - [List inventory sets](https://docs.steamsets.com/reference/accounts/account-list-inventory-sets) - [List owned badges](https://docs.steamsets.com/reference/accounts/account-list-owned-badges) - [Queue account update](https://docs.steamsets.com/reference/accounts/account-queue-update) - [Refresh inventory](https://docs.steamsets.com/reference/accounts/account-refresh-inventory) - [Refresh session token](https://docs.steamsets.com/reference/accounts/account-refresh-session) - [Server-sent-events stream of per-account updates (queue status, view ticks).](https://docs.steamsets.com/reference/accounts/account-subscribe) - [Top accounts by unique viewers in a window](https://docs.steamsets.com/reference/accounts/account-get-trending) ### Activity - [List the activity feed for a single account (profile timeline)](https://docs.steamsets.com/reference/activity/list-account-feed) - [List the global activity feed](https://docs.steamsets.com/reference/activity/list-global-feed) - [Live server-sent-events stream of the global activity feed](https://docs.steamsets.com/reference/activity/stream-global-feed) ### Apps - [List accounts that own an app (highest playtime first). Donator perk — page size scales with Patreon tier.](https://docs.steamsets.com/reference/apps/app-list-owners) - [List app badges](https://docs.steamsets.com/reference/apps/app-list-badges) ### Badges - [List accounts that own a badge (earliest completion first). Donator perk — page size scales with Patreon tier.](https://docs.steamsets.com/reference/badges/badge-list-crafters) - [List badge tags](https://docs.steamsets.com/reference/badges/badge-list-tags) - [Server-sent-events stream of badge pricing ticks. Forwards every tick — filter client-side.](https://docs.steamsets.com/reference/badges/badge-pricing-subscribe) ### Donations - [Get this month's donation goal progress](https://docs.steamsets.com/reference/donations/donate-get-goal) ### Items - [Find owners of one or more trading cards or booster packs. Friend paths from the requester are included for logged-in callers.](https://docs.steamsets.com/reference/items/item-find-owners) ### Leaderboards - [Get account leaderboard](https://docs.steamsets.com/reference/leaderboards/leaderboard-get-account-leaderboard) - [Get group leaderboard](https://docs.steamsets.com/reference/leaderboards/leaderboard-get-group-leaderboard) - [Get lowest ranked accounts](https://docs.steamsets.com/reference/leaderboards/leaderboard-get-lowest-ranks) - [Get the top account in each value bucket](https://docs.steamsets.com/reference/leaderboards/leaderboard-get-bucket-leaders) - [List leaderboard badges](https://docs.steamsets.com/reference/leaderboards/leaderboard-list-badges) - [Preview account rank](https://docs.steamsets.com/reference/leaderboards/leaderboard-preview-account-rank) - [Top movers in a windowed delta on a leaderboard](https://docs.steamsets.com/reference/leaderboards/get-changes) ### Search - [Top search queries in a window, by unique searcher count](https://docs.steamsets.com/reference/search/search-get-trending) ### Site - [Server-sent-events stream of site-wide broadcasts (maintenance, announcements, etc).](https://docs.steamsets.com/reference/site/site-subscribe) ### Stats - [Get platform statistics](https://docs.steamsets.com/reference/stats/stats-get-stats) - [Server-sent-events stream of platform stats. Emits a snapshot, then deltas as the queues commit them.](https://docs.steamsets.com/reference/stats/stats-subscribe) ## Agent resources - [llms-full.txt](https://docs.steamsets.com/llms-full.txt): The full Markdown of every page in one file. - [Page Markdown](https://docs.steamsets.com/index.md): Append `.md` to any page URL to fetch that page as raw Markdown. - [JSON API](https://docs.steamsets.com/api/docs/pages.json): Page index of the JSON docs API; each entry links the page's JSON and Markdown forms. Described by the OpenAPI document at https://docs.steamsets.com/openapi.json. - [API catalog](https://docs.steamsets.com/.well-known/api-catalog): RFC 9727 linkset of the APIs documented here. - [AI catalog](https://docs.steamsets.com/.well-known/ai-catalog.json): ARD manifest of the agent-facing resources on this site (MCP server, skills, APIs). - [agent-readability.json](https://docs.steamsets.com/agent-readability.json): Manifest of every agent-facing artifact on this site. - [Sitemap](https://docs.steamsets.com/sitemap.xml): Every indexable page URL with its last-modified date.