MCP-Server
steamwebapi
io.github.sellrock-de/steamwebapi
Was dieses MCP kann
Documents and executes read-only Steam and third-party game-market API endpoints, including product, inventory, pricing, and market data.
Funktionen
Tools
11
Tools
call_readonly_endpoint
Call read-only steamwebapi endpoint
Executes a documented steamwebapi GET endpoint with the caller API key from the MCP Authorization or X-Api-Key header. Refuses POST/PUT/PATCH/DELETE plus Proxy, Steam Guard and Tradeoffer endpoints.
Nur Lesen
Externer Zugriff
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['path'], 'properties': {'path': {'type': 'string', 'minLength': 1, 'description': 'Documented OpenAPI GET path, e.g. "/steam/api/item" or "/market/{market}/prices".'}, 'timeoutMs': {'type': 'integer', 'default': 10000, 'maximum': 20000, 'minimum': 500, 'description': 'HTTP timeout in milliseconds. Defaults to 10000.'}, 'parameters': {'type': 'object', 'description': 'Query and path parameters for the endpoint. Do not include `key`; pass your API key via the MCP Authorization or X-Api-Key header.', 'additionalProperties': {'anyOf': [{'type': ['string', 'number', 'boolean']}, {'type': 'array', 'items': {'$ref': '#/properties/parameters/additionalProperties/anyOf/0'}}]}}, 'maxResponseBytes': {'type': 'integer', 'default': 80000, 'maximum': 200000, 'minimum': 1000, 'description': 'Maximum response characters returned to the agent. Larger responses are truncated.'}}, 'additionalProperties': False}
get_concept
Explain Steam / steamwebapi concept
Returns a detailed explanation for a Steam / steamwebapi concept (identifiers, CS2 mechanics, pricing fields, inventory flags). Built from curated domain knowledge specific to this platform.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['term'], 'properties': {'term': {'type': 'string', 'minLength': 1, 'description': 'Concept name or alias, e.g. "assetid", "doppler phase", "market_hash_name", "pricelatest".'}}, 'additionalProperties': False}
get_endpoint
Get full endpoint specification
Returns the full OpenAPI operation object for a given path: parameters, request body, all response schemas, examples, and tags. Use after search_endpoints to drill into a specific endpoint.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['path'], 'properties': {'path': {'type': 'string', 'minLength': 1, 'description': 'Full OpenAPI path, e.g. "/steam/api/items" or "/account/me".'}, 'method': {'enum': ['get', 'post', 'put', 'patch', 'delete'], 'type': 'string', 'description': 'HTTP method. Defaults to "get".'}}, 'additionalProperties': False}
get_integration_skill
Read the SteamWebAPI integration skill
Read the reusable SteamWebAPI SKILL.md for integration workflows, credentials, prices, item variants and CS2 release discovery. Useful when the client does not expose MCP resources or initialization instructions.
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Idempotent
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {}}
get_pricing
Get steamwebapi pricing and quota guidance
Returns public steamwebapi pricing plans, per-endpoint rate limits, API-key location, quota guidance and a recommended plan for the requested use case. Does not perform checkout or account actions.
Nur Lesen
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'useCase': {'type': 'string', 'description': 'Optional use case such as "inventory", "profile", "float", "history", "items", "market prices" or "balanced production app".'}, 'includePlanCatalog': {'type': 'boolean', 'default': True, 'description': 'Include the full public plan catalog with prices and rate limits. Defaults to true.'}, 'expectedRequestsPerDay': {'type': 'integer', 'description': 'Optional expected daily request count for plan recommendation.', 'exclusiveMinimum': 0}}, 'additionalProperties': False}
list_concepts
List Steam / steamwebapi concepts
Lists every curated concept exposed by get_concept, optionally filtered by category. Use to discover what domain explanations are available.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'category': {'enum': ['identifiers', 'cs2', 'market', 'inventory', 'pricing', 'auth'], 'type': 'string', 'description': 'Filter the list by concept category.'}}, 'additionalProperties': False}
list_endpoints
List endpoints
Lists all steamwebapi.com endpoints (path + method + summary), optionally filtered by tag. Useful for quickly enumerating what is available.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'tag': {'type': 'string', 'description': 'Restrict to one tag. Omit to list every endpoint grouped by tag.'}}, 'additionalProperties': False}
list_games
List supported games
Lists every game supported by steamwebapi.com with its slug, name, Steam appId, and the value to pass as `game=` in API queries.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {}}
list_markets
List third-party markets
Lists every third-party marketplace covered by the steamwebapi.com market price endpoints, with their domain and the games they cover.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {'game': {'type': 'string', 'description': 'Restrict to markets that cover a specific game slug, e.g. "cs2".'}}, 'additionalProperties': False}
list_products
List product packages
Lists steamwebapi.com product packages (Price API, Inventory API, Float API, ...) with the endpoints each one bundles. Use get_pricing for paid plans, request quotas and upgrade guidance.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'properties': {}}
search_endpoints
Search endpoints and concepts
Fuzzy text search across all steamwebapi.com OpenAPI endpoints and Steam domain concepts (assetid, doppler phase, market_hash_name, etc.). Returns ranked hits with path, method, tag and summary.
Eingabeschema
{'type': 'object', '$schema': 'http://json-schema.org/draft-07/schema#', 'required': ['query'], 'properties': {'tag': {'type': 'string', 'description': 'Restrict to one OpenAPI tag (Items, Inventory, Profile, Float, Market Prices, Market Index, Account, Info, Explore, Proxy).'}, 'kind': {'enum': ['endpoint', 'concept'], 'type': 'string', 'description': 'Restrict to endpoints or concepts.'}, 'limit': {'type': 'integer', 'default': 10, 'maximum': 50, 'minimum': 1, 'description': 'Maximum number of hits returned.'}, 'query': {'type': 'string', 'minLength': 1, 'description': 'Free-text query, e.g. "inventory cs2" or "float screenshot".'}}, 'additionalProperties': False}
Verlauf
Letzte Tool-Änderungen
Hinzugefügt
call_readonly_endpoint
17. September 2026 12:52
Hinzugefügt
get_pricing
17. September 2026 12:52
Hinzugefügt
list_concepts
17. September 2026 12:52
Hinzugefügt
get_concept
17. September 2026 12:52
Hinzugefügt
list_products
17. September 2026 12:52
Hinzugefügt
list_markets
17. September 2026 12:52
Hinzugefügt
list_games
17. September 2026 12:52
Hinzugefügt
list_endpoints
17. September 2026 12:52
Hinzugefügt
get_endpoint
17. September 2026 12:52
Hinzugefügt
search_endpoints
17. September 2026 12:52
Hinzugefügt
get_integration_skill
17. September 2026 12:52
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