apollo-graphos
Apollo's hosted GraphOS MCP Server. Anonymous JSON-RPC tools/list returns a real tool set with input schemas — no credentials required to enumerate it.
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Endpoint
Hosted endpoint · transport http
Connect
This is a remote MCP server — point an MCP client at the endpoint URL. Clients with native remote support (Claude, Cursor, VS Code, …):
For stdio-only clients (older Claude Desktop, etc.), bridge with mcp-remote:
If the server requires authentication, add the provider's token/header (e.g. an X-API-Key) per its docs. A quick reachability check:
Tools
GetTopOperations— Identify the most-used operations on a graph variant for a time range, with request counts, types, and signatures. Use to find high-traffic operations, detect unused operations, and prioritize findings by traffic impact.GetPersistedQueryListStatus— Check whether a graph variant has a Persisted Query List (PQL) and its current build (revision and operation count). Use to assess PQL configuration — a production variant with no PQL is a security gap. Provide the graphGetLaunchHistory— Retrieve recent launches for a graph variant (most recent first) to detect deployment instability such as repeated failures or frequent superseded launches. Each entry includes the launch id, status, and timestamps, so yApolloConnectorsSpec— Returns the Apollo Connectors specification for guidance on creating or modifying GraphQL schemas that use @connect or @source.GetLaunch— Inspect a single launch by ID for full detail: status, timestamps, which subgraphs changed, composition errors, and the schema diff summary. Use to drill into a specific launch — e.g. a failed or superseded one found viaGetSubgraphMetrics— Top subgraphs/connectors by traffic/health for a graph over a time window, as compact CSV (header row + one row per subgraph per day). Columns: start timestamp, end exclusive timestamp, fetch service name, fetch count, fGetMyIdentity— Resolve the caller's identity from their API key. Call this FIRST when the user asks about "my graph" but has not provided a graph ID. For a graph/service key, `me` resolves to a Graph: use `id` as the graphId and `variaApolloDocsRead— Reads an Apollo documentation page by slug in chunks. Use slugs returned by ApolloDocsSearch.GetOperationMetrics— Top operations by usage/health for a graph over a time window, as compact CSV (header row + one row per operation per day). Columns: start timestamp, end exclusive timestamp, operation name, request count, request latencGetLatestLaunch— Inspect the most recent launch for a graph variant: status, completion time, subgraph changes, composition errors, and a schema diff summary vs the previous launch (additions/removals/edits/deprecations plus affected opeGetVariantDetails— Retrieve detailed metadata for a graph variant: federation version, subgraph inventory (names), router status and any pending router version, and the current router configuration (raw YAML). Use this to assess a variant'ApolloDocsSearch— Searches official Apollo documentation for GraphQL, GraphOS, Apollo Router, Apollo Client, MCP Server, schema design, deployment, and Connectors. Returns URLs, slugs, and excerpts.GetLintResults— Retrieve schema lint violations from a graph's most recent check workflows: each diagnostic's coordinate, severity level, message, rule, and source location, plus error/warning/total/ignored counts. Use to assess schema
About MCP
The Model Context Protocol (MCP) is an open protocol Anthropic introduced for connecting LLM-based agents to external tools and data sources. Providers publish MCP servers that expose their API surface as structured, discoverable tools — an MCP-compatible client (Claude Desktop, Cursor, Cline, Continue, etc.) can connect to the server and call its tools without any per-provider integration code.
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