{
  "title": "Local and Remote MCP Host Compatibility Audit",
  "schemaVersion": "1.0",
  "researchFreeze": "2026-08-26",
  "protocolRevision": "MCP 2026-07-28",
  "sourcePackage": "research/10",
  "integrityNote": "All 108 listed ordinary archive payloads verify. The package contains two incompatible numeric source namespaces; public records preserve an explicit archive namespace and never resolve IDs across families.",
  "evidencePolicy": "Only manually curated build_context source groups appear in sourceIds. Raw row tokens are preserved under archive and are not treated as publication citations.",
  "checkedAt": "2026-08-26",
  "liveCheckRequired": true,
  "count": 11,
  "records": [
    {
      "Host/client": "ChatGPT",
      "Local server support": "No direct local stdio connection",
      "Remote server support": "Yes",
      "Authorization": "Remote app/connector auth; Secure MCP Tunnel for private endpoints",
      "Execution location": "OpenAI-hosted client",
      "Notes": "Direct local is not supported; private/on-prem/developer endpoints use tunnel.",
      "Source IDs": "S035",
      "Verification date": "2026-08-26",
      "id": "R10-HOST001",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 1,
        "sourceIds": [
          "S035"
        ],
        "raw": {
          "Host/client": "ChatGPT",
          "Local server support": "No direct local stdio connection",
          "Remote server support": "Yes",
          "Authorization": "Remote app/connector auth; Secure MCP Tunnel for private endpoints",
          "Execution location": "OpenAI-hosted client",
          "Notes": "Direct local is not supported; private/on-prem/developer endpoints use tunnel.",
          "Source IDs": "S035",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Claude Desktop / Claude web",
      "Local server support": "Desktop supports local server configuration; web does not launch local processes",
      "Remote server support": "Yes through Custom Connectors",
      "Authorization": "OAuth/authless remote depending server",
      "Execution location": "Desktop and Anthropic cloud",
      "Notes": "Product/plan/admin behavior changes; verify separately.",
      "Source IDs": "S036 S011",
      "Verification date": "2026-08-26",
      "id": "R10-HOST002",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 2,
        "sourceIds": [
          "S036",
          "S011"
        ],
        "raw": {
          "Host/client": "Claude Desktop / Claude web",
          "Local server support": "Desktop supports local server configuration; web does not launch local processes",
          "Remote server support": "Yes through Custom Connectors",
          "Authorization": "OAuth/authless remote depending server",
          "Execution location": "Desktop and Anthropic cloud",
          "Notes": "Product/plan/admin behavior changes; verify separately.",
          "Source IDs": "S036 S011",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Claude Code",
      "Local server support": "Yes, stdio command",
      "Remote server support": "Yes, HTTP and legacy SSE",
      "Authorization": "OAuth and headers",
      "Execution location": "User/project/local scopes",
      "Notes": "Can combine local developer tools and remote services.",
      "Source IDs": "S037",
      "Verification date": "2026-08-26",
      "id": "R10-HOST003",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 3,
        "sourceIds": [
          "S037"
        ],
        "raw": {
          "Host/client": "Claude Code",
          "Local server support": "Yes, stdio command",
          "Remote server support": "Yes, HTTP and legacy SSE",
          "Authorization": "OAuth and headers",
          "Execution location": "User/project/local scopes",
          "Notes": "Can combine local developer tools and remote services.",
          "Source IDs": "S037",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Anthropic Messages API connector",
      "Local server support": "No stdio",
      "Remote server support": "Yes, publicly reachable remote HTTP",
      "Authorization": "Connector authorization configuration",
      "Execution location": "Anthropic-hosted API client",
      "Notes": "Current connector imports remote tools; cannot reach a laptop process directly.",
      "Source IDs": "S038",
      "Verification date": "2026-08-26",
      "id": "R10-HOST004",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 4,
        "sourceIds": [
          "S038"
        ],
        "raw": {
          "Host/client": "Anthropic Messages API connector",
          "Local server support": "No stdio",
          "Remote server support": "Yes, publicly reachable remote HTTP",
          "Authorization": "Connector authorization configuration",
          "Execution location": "Anthropic-hosted API client",
          "Notes": "Current connector imports remote tools; cannot reach a laptop process directly.",
          "Source IDs": "S038",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "VS Code / GitHub Copilot",
      "Local server support": "Yes, command configuration",
      "Remote server support": "Yes, HTTP URL",
      "Authorization": "Input variables, OAuth/product auth",
      "Execution location": "Local, remote workspace, Agent Host",
      "Notes": "Enterprise allow/deny can match server name, URL or command.",
      "Source IDs": "S039 S040",
      "Verification date": "2026-08-26",
      "id": "R10-HOST005",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 5,
        "sourceIds": [
          "S039",
          "S040"
        ],
        "raw": {
          "Host/client": "VS Code / GitHub Copilot",
          "Local server support": "Yes, command configuration",
          "Remote server support": "Yes, HTTP URL",
          "Authorization": "Input variables, OAuth/product auth",
          "Execution location": "Local, remote workspace, Agent Host",
          "Notes": "Enterprise allow/deny can match server name, URL or command.",
          "Source IDs": "S039 S040",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Cursor",
      "Local server support": "Yes",
      "Remote server support": "Yes, Streamable HTTP and legacy SSE",
      "Authorization": "OAuth for network servers",
      "Execution location": "Desktop/editor host",
      "Notes": "Current documentation should be live-checked.",
      "Source IDs": "S041",
      "Verification date": "2026-08-26",
      "id": "R10-HOST006",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 6,
        "sourceIds": [
          "S041"
        ],
        "raw": {
          "Host/client": "Cursor",
          "Local server support": "Yes",
          "Remote server support": "Yes, Streamable HTTP and legacy SSE",
          "Authorization": "OAuth for network servers",
          "Execution location": "Desktop/editor host",
          "Notes": "Current documentation should be live-checked.",
          "Source IDs": "S041",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Gemini CLI",
      "Local server support": "Yes",
      "Remote server support": "Yes, HTTP and SSE",
      "Authorization": "OAuth, headers, service-account impersonation options",
      "Execution location": "CLI process",
      "Notes": "Project trust gates stdio connection; resources/prompts also supported.",
      "Source IDs": "S042",
      "Verification date": "2026-08-26",
      "id": "R10-HOST007",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 7,
        "sourceIds": [
          "S042"
        ],
        "raw": {
          "Host/client": "Gemini CLI",
          "Local server support": "Yes",
          "Remote server support": "Yes, HTTP and SSE",
          "Authorization": "OAuth, headers, service-account impersonation options",
          "Execution location": "CLI process",
          "Notes": "Project trust gates stdio connection; resources/prompts also supported.",
          "Source IDs": "S042",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "JetBrains AI Assistant",
      "Local server support": "Yes",
      "Remote server support": "Yes, Streamable HTTP and legacy SSE",
      "Authorization": "Product-specific remote auth",
      "Execution location": "IDE host",
      "Notes": "JetBrains IDE can separately act as an MCP server.",
      "Source IDs": "S043",
      "Verification date": "2026-08-26",
      "id": "R10-HOST008",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 8,
        "sourceIds": [
          "S043"
        ],
        "raw": {
          "Host/client": "JetBrains AI Assistant",
          "Local server support": "Yes",
          "Remote server support": "Yes, Streamable HTTP and legacy SSE",
          "Authorization": "Product-specific remote auth",
          "Execution location": "IDE host",
          "Notes": "JetBrains IDE can separately act as an MCP server.",
          "Source IDs": "S043",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "Zed",
      "Local server support": "Documented",
      "Remote server support": "Documented",
      "Authorization": "Standard OAuth flow documented for remote servers when no Authorization header is configured",
      "Execution location": "Desktop/editor host",
      "Notes": "Worktree trust is important for project-level local server commands.",
      "Source IDs": "S044 S045",
      "Verification date": "2026-08-26",
      "id": "R10-HOST009",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 9,
        "sourceIds": [
          "S044",
          "S045"
        ],
        "raw": {
          "Host/client": "Zed",
          "Local server support": "Yes via local extensions/config",
          "Remote server support": "Yes",
          "Authorization": "Product-specific",
          "Execution location": "Desktop/editor host",
          "Notes": "Worktree trust is important for project-level local server commands.",
          "Source IDs": "S044 S045",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26",
      "editorialCorrection": "Updated the archive snapshot after current first-party Zed documentation confirmed both local and remote support."
    },
    {
      "Host/client": "Goose",
      "Local server support": "Yes",
      "Remote server support": "Yes",
      "Authorization": "Extension-specific",
      "Execution location": "Desktop/CLI",
      "Notes": "Supports mixed extension ecosystem; verify exact current transports.",
      "Source IDs": "S046",
      "Verification date": "2026-08-26",
      "id": "R10-HOST010",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 10,
        "sourceIds": [
          "S046"
        ],
        "raw": {
          "Host/client": "Goose",
          "Local server support": "Yes",
          "Remote server support": "Yes",
          "Authorization": "Extension-specific",
          "Execution location": "Desktop/CLI",
          "Notes": "Supports mixed extension ecosystem; verify exact current transports.",
          "Source IDs": "S046",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    },
    {
      "Host/client": "OpenAI Agents SDK",
      "Local server support": "Yes via stdio client",
      "Remote server support": "Yes via hosted/Streamable HTTP clients",
      "Authorization": "Headers and OAuth/app-specific",
      "Execution location": "Application library",
      "Notes": "Library support is not the same as ChatGPT product support.",
      "Source IDs": "S035",
      "Verification date": "2026-08-26",
      "id": "R10-HOST011",
      "sourceIds": [
        "S258",
        "S462",
        "S463",
        "S145",
        "S464",
        "S259",
        "S175",
        "S140",
        "S141",
        "S269",
        "S465",
        "S274",
        "S144",
        "S466",
        "S284"
      ],
      "evidenceStatus": "curated-dataset-level-evidence; not an archive row-level citation mapping",
      "archive": {
        "namespace": "research/10/host_compatibility_audit.json",
        "row": 11,
        "sourceIds": [
          "S035"
        ],
        "raw": {
          "Host/client": "OpenAI Agents SDK",
          "Local server support": "Yes via stdio client",
          "Remote server support": "Yes via hosted/Streamable HTTP clients",
          "Authorization": "Headers and OAuth/app-specific",
          "Execution location": "Application library",
          "Notes": "Library support is not the same as ChatGPT product support.",
          "Source IDs": "S035",
          "Verification date": "2026-08-26"
        }
      },
      "checkedAt": "2026-08-26"
    }
  ]
}