V1 · Steam Market · CS2 floats · 9 marketplaces

The Steam & CS2 data API
built for builders.

Real-time prices, multi-marketplace aggregation, inventories, profiles and exact CS2 float values. One fast API — with a genuinely free tier.

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curl https://skinapi.skinvaults.online/api/v1/markets \
  -H "x-api-key: sk_live_xxx" \
  -G --data-urlencode "name=AK-47 | Redline (Field-Tested)" \
  --data "game=cs2"

{
  "data": {
    "name": "AK-47 | Redline (Field-Tested)",
    "lowest": 1187, "lowestSource": "youpin",
    "sources": 6,
    "markets": {
      "steam":    { "price": 1450, "currency": "USD" },
      "csfloat":  { "price": 1299, "currency": "USD" },
      "buff":     { "price": 1210, "currency": "USD" },
      "youpin":   { "price": 1187, "currency": "USD" }
    }
  }
}

Everything a skin platform needs

Unified /markets endpoint

Every marketplace price for an item in a single response — Steam, CSFloat, Buff, Youpin, Skinport and more.

CS2 float values

Exact float, paint seed, pattern index and stickers from a self-hosted Game Coordinator bot pool.

Inventories at scale

Fetch enriched, priced inventories — up to 10 in one batch call. Built for trading sites.

Profiles & friends

Resolve vanity URLs, SteamIDs, profile data and friend graphs with timestamps.

~20 min market refresh

Third-party prices kept fresh on a tight ingest loop across all sources.

MCP server included

Plug the whole API into your AI coding agent as native tools.

Eight games. Growing.

CS2Dota 2RustTF2PUBGPayday 2s&boxUnturned

One call. Every market.

Aggregated prices from the marketplaces traders actually use.

steamskinportcsfloatbuffyoupinwaxpeerdmarketskinbarontradeit

The Steam & CS2 data API built for builders.