API Reference

Steamlikes API

REST access to the Steamlikes catalog — search, competitors, trends, and sales estimates for 305k+ Steam games. One bearer token, JSON in and out. Raw OpenAPI document — feed it to any client generator.

Quickstart

Host

https://steamlikes.co

Paths in the endpoints table below are absolute — prepend the host, not a separate base path.

Authorization

Authorization: Bearer sk_live_...

Get a key from /account/api-keys.

Example request

curl -H "Authorization: Bearer $KEY" \
  https://steamlikes.co/api/v1/games/1145360

Success envelope

{
  "data": { ... },
  "meta": {
    "request_id": "req_...",
    "rate_limit": { "remaining_minute": 59, "remaining_day": 4999 }
  }
}

Error envelope

{
  "error": {
    "code": "invalid_request",
    "message": "...",
    "details": { ... }
  }
}

Response headers

X-Request-Id — returned as a response header on every request, errors included — quote it in support requests
X-RateLimit-* — limit / remaining / reset for the current tier window
X-Credits-Remaining — credits left in the current monthly cycle

Endpoints

Method	Path	Summary	Credits
GET	`/api/v1/games`	Search the Steamlikes catalog of 305k+ Steam games	3
GET	`/api/v1/games/{appId}`	Get full details for a single Steam game by appId	1
GET	`/api/v1/games/{appId}/bundles`	Get Steam bundle history for a game	1
GET	`/api/v1/games/{appId}/reviews/overlap`	Recent-reviewer overlap between two games	5
GET	`/api/v1/games/{appId}/reviews/stats`	Get aggregate review stats for a game	3
GET	`/api/v1/games/{appId}/reviews/velocity`	Time-windowed review velocity for a game	5
GET	`/api/v1/games/{appId}/sales-estimate`	Estimate sales for a game	1
GET	`/api/v1/games/{appId}/similar`	Find games similar to the given appId using the MLT graph	3
POST	`/api/v1/games/compare`	Compare 2–10 games across Like Score, tags, price, and rising-stars rank	10
POST	`/api/v1/games/competitors`	Find competitor games for a given reference game or tag/price criteria	10
GET	`/api/v1/health`	Service health check	0
GET	`/api/v1/me`	Get the API key holder's identity, tier, and rate limits	0
GET	`/api/v1/rising-stars`	Get games with the fastest-growing MLT velocity in the last 7 days	3
GET	`/api/v1/trends`	Get historical release count and quality trends for one or more Steam tags	10

Tiers

Tier	Per minute	Per day	Credits / month
starter	30	500	500
indie	60	5,000	5,000
publisher	300	50,000	20,000

Over budget: HTTP 402 until the cycle resets; paid tiers can opt in to $0.002/credit overage.

Errors

Code	Meaning
`unauthorized`	Missing or malformed Authorization header
`invalid_key`	API key not found
`revoked_key`	API key has been revoked
`rate_limited`	Per-key tier limit or per-IP backstop hit; see Retry-After
`tier_required`	Tier required for this feature
`invalid_request`	Malformed parameters; details lists offending fields
`not_found`	Resource does not exist
`internal_error`	Unexpected server error
`quota_exceeded`	Monthly credit budget exhausted (HTTP 402); resets at period end
`endpoint_disabled`	Endpoint disabled in the current API version (HTTP 410)