generated: '2026-08-03'
method: probed
status: published
provider_published: true
source: https://mcp.apollographql.com/mcp
description: 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.
verified: '2026-08-03'
server:
  name: apollo-graphos
  transport: http
  url: https://mcp.apollographql.com/mcp
  auth: none
  deployment: vendor-hosted
evidence:
- url: https://mcp.apollographql.com/mcp
  status: 200
  method: POST
  note: jsonrpc tools/list returned 13 tools with inputSchema
tools:
- name: GetTopOperations
  description: 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.
- name: GetPersistedQueryListStatus
  description: 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 graph
- name: GetLaunchHistory
  description: 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    such as repeated failures or frequent superseded launches.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 y
- name: ApolloConnectorsSpec
  description: Returns the Apollo Connectors specification for guidance on creating or modifying GraphQL
    schemas that use @connect or @source.
- name: GetLaunch
  description: '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    or superseded one found via'
- name: GetSubgraphMetrics
  description: '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, f'
- name: GetMyIdentity
  description: '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 `varia'
- name: ApolloDocsRead
  description: Reads an Apollo documentation page by slug in chunks. Use slugs returned by ApolloDocsSearch.
- name: GetOperationMetrics
  description: '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 latenc'
- name: GetLatestLaunch
  description: '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 ope'
- name: GetVariantDetails
  description: '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'''
- name: ApolloDocsSearch
  description: Searches official Apollo documentation for GraphQL, GraphOS, Apollo Router, Apollo Client,
    MCP Server, schema design, deployment, and Connectors. Returns URLs, slugs, and excerpts.
- name: GetLintResults
  description: '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 '
deployment:
  mode: remote
  endpoint: https://mcp.apollographql.com/mcp
  verified: probed
  probe: live
  tools: 13
  checked: '2026-08-12'
  source: catalog MCP census