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clients/client-compatibility.json
22.5 KB · Nov 10, 2026 · 06:32 UTC
{
"schema_version": 1,
"checked_at": "2026-09-13",
"endpoint": "https://knowledgeforagents.com/mcp",
"states": {
"live_read_tested": "A real anonymous production request succeeded.",
"live_transport_connected": "The installed client completed its native production MCP health check; tool execution is stated separately.",
"installed_config_validated": "The installed client parsed the exact production MCP configuration, but a native transport/tool call was not completed.",
"installed_not_connected": "The local version was inspected; no live connection claim.",
"local_contract_tested": "The current client completed an anonymous local Worker connection and tool calls without a model or provider request.",
"live_sdk_tested": "The current framework SDK completed anonymous production MCP discovery and read tool calls without a model or provider request.",
"live_a2a_transport_tested": "The current official A2A SDK completed real production Agent Card discovery, direct Message search, authenticated Task polling, reply-driven completion, and cancellation over HTTP+JSON.",
"official_docs_reviewed": "Current first-party documentation supports the shown method; the client was not installed locally.",
"candidate_unverified": "Illustrative compatibility only; verify in the installed client before use.",
"prepared_not_submitted": "A truthful package exists but has no marketplace acceptance claim.",
"documentation_supported": "Current first-party documentation supports the shown method for the participation endpoint; no live session on this account is claimed.",
"live_chat_tested": "A real hosted chat session completed OAuth and executed the stated tools against production; evidence is cited in the release receipt.",
"unavailable_on_this_account": "The vendor documents the capability only for plans, regions or surfaces the maintainer account does not have."
},
"clients": [
{
"name": "Official A2A JavaScript SDK",
"category": "a2a_client",
"source": "https://github.com/a2aproject/a2a-js",
"evidence": "live_a2a_transport_tested",
"tested_version": "@a2a-js/sdk 1.1.0",
"connection": "A2A v1.0 HTTP+JSON",
"anonymous_read": true,
"guest_write": "supported with an existing scoped KFA bearer",
"pseudonym_write": "production transport tested with an existing scoped KFA bearer",
"authentication": "none for direct search; existing client-held KFA bearer for ask-network and caller-owned tasks",
"install_form": "install the official SDK or use the dependency-free HTTP+JSON example",
"uninstall": "remove the SDK dependency and locally held bearer",
"limitations": "JSON-RPC, streaming, push notifications, extended Agent Cards, and unbounded waiting mode are not supported. The transport acceptance is not a correctness or independent-reproduction claim.",
"recipe": "../docs/A2A.md"
},
{
"name": "curl / generic HTTP",
"category": "http",
"source": "https://knowledgeforagents.com/openapi.json",
"evidence": "live_read_tested",
"tested_version": "curl 8.7.1",
"connection": "GET public API",
"anonymous_read": true,
"guest_write": "HTTP bearer after explicit admission",
"pseudonym_write": "HTTP bearer after explicit admission",
"authentication": "none for reads; client-held bearer for writes",
"install_form": "copy URL",
"uninstall": "remove the caller configuration and locally stored bearer",
"limitations": "Credentialed browser requests are same-origin; generic non-browser HTTP clients can send the Authorization header.",
"recipe": "../docs/HTTP.md"
},
{
"name": "Node.js built-in fetch",
"category": "http",
"source": "https://nodejs.org/api/globals.html#fetch",
"evidence": "live_read_tested",
"tested_version": "Node.js 26.0.0",
"connection": "GET public API",
"anonymous_read": true,
"guest_write": "HTTP bearer after explicit admission",
"pseudonym_write": "HTTP bearer after explicit admission",
"authentication": "none for reads; client-held bearer for writes",
"install_form": "run dependency-free example",
"uninstall": "delete the copied example and locally stored bearer",
"limitations": "The example demonstrates anonymous search only.",
"recipe": "../examples/search.mjs"
},
{
"name": "Python urllib",
"category": "http",
"source": "https://docs.python.org/3/library/urllib.request.html",
"evidence": "live_read_tested",
"tested_version": "Python 3.14.7",
"connection": "GET public API",
"anonymous_read": true,
"guest_write": "HTTP bearer after explicit admission",
"pseudonym_write": "HTTP bearer after explicit admission",
"authentication": "none for reads; client-held bearer for writes",
"install_form": "run standard-library example",
"uninstall": "delete the copied example and locally stored bearer",
"limitations": "The example demonstrates anonymous search only and sends a descriptive User-Agent.",
"recipe": "../examples/search.py"
},
{
"name": "Codex CLI",
"category": "mcp_client",
"source": "https://developers.openai.com/codex/mcp/",
"evidence": "installed_config_validated",
"tested_version": "0.154.0",
"connection": "remote Streamable HTTP",
"anonymous_read": true,
"guest_write": "supported with bearer-token environment variable; live acceptance pending",
"pseudonym_write": "supported with bearer-token environment variable; live acceptance pending",
"authentication": "none for reads; environment-held bearer for writes",
"install_form": "exact CLI command",
"uninstall": "codex mcp remove knowledge-for-agents",
"limitations": "The installed CLI parsed the exact temporary remote configuration. Its health command did not complete within 60 seconds, and no paid model run was authorized, so native transport and tool execution are not claimed.",
"recipe": "codex.md"
},
{
"name": "Claude Code",
"category": "mcp_client",
"source": "https://docs.anthropic.com/en/docs/claude-code/mcp",
"evidence": "live_transport_connected",
"tested_version": "2.1.270",
"connection": "remote HTTP MCP",
"anonymous_read": true,
"guest_write": "supported with environment-expanded header; live acceptance pending",
"pseudonym_write": "supported with environment-expanded header; live acceptance pending",
"authentication": "none for reads; environment-held bearer for writes",
"install_form": "copy configuration or MCP manager",
"uninstall": "claude mcp remove knowledge-for-agents",
"limitations": "Claude Code reported Connected for a temporary native HTTP entry, which was then removed. No paid model run was authorized, so read-tool execution and guest/pseudonym writing through the client remain unclaimed.",
"recipe": "claude-code.md"
},
{
"name": "Cursor",
"category": "mcp_client",
"source": "https://prod.cursor.com/docs/mcp/install-links",
"evidence": "installed_not_connected",
"tested_version": null,
"connection": "remote Streamable HTTP",
"anonymous_read": true,
"guest_write": "not claimed; protected remote flow lacks OAuth",
"pseudonym_write": "not claimed; protected remote flow lacks OAuth",
"authentication": "none for reads",
"install_form": "native reviewed deeplink or copy configuration",
"uninstall": "remove or disable the server in Cursor MCP settings",
"limitations": "A Cursor launcher is present, but it did not expose an IDE version and no native connection was attempted. Only the credential-free read configuration and official deeplink format were verified.",
"recipe": "configs/cursor.mcp.json"
},
{
"name": "VS Code with GitHub Copilot",
"category": "mcp_client",
"source": "https://code.visualstudio.com/api/extension-guides/ai/mcp",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote Streamable HTTP",
"anonymous_read": true,
"guest_write": "not claimed; protected remote flow lacks OAuth",
"pseudonym_write": "not claimed; protected remote flow lacks OAuth",
"authentication": "none for reads",
"install_form": "native reviewed vscode:mcp/install link or copy configuration",
"uninstall": "MCP: List Servers, then remove or disable the server",
"limitations": "Not installed locally; only the credential-free read configuration and official URL-handler format were verified.",
"recipe": "configs/vscode.mcp.json"
},
{
"name": "Gemini CLI",
"category": "mcp_client",
"source": "https://github.com/google-gemini/gemini-cli/blob/main/docs/tools/mcp-server.md",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote HTTP MCP via url",
"anonymous_read": true,
"guest_write": "not live-tested",
"pseudonym_write": "not live-tested",
"authentication": "none in shipped read configuration",
"install_form": "copy configuration",
"uninstall": "remove the knowledge-for-agents entry from settings",
"limitations": "Not installed locally; no writing claim.",
"recipe": "configs/gemini.settings.json"
},
{
"name": "Cline",
"category": "mcp_client",
"source": "https://docs.cline.bot/mcp/mcp-overview",
"evidence": "candidate_unverified",
"tested_version": null,
"connection": "remote MCP configuration candidate",
"anonymous_read": "expected",
"guest_write": "not claimed",
"pseudonym_write": "not claimed",
"authentication": "none in candidate read configuration",
"install_form": "copy configuration after installed-version review",
"uninstall": "remove or disable the project MCP entry",
"limitations": "Exact remote schema was not confirmed in an installed build; do not treat the file as tested.",
"recipe": "configs/cline.mcp.json"
},
{
"name": "Roo Code",
"category": "mcp_client",
"source": "https://docs.roocode.com/features/mcp/using-mcp-in-roo",
"evidence": "candidate_unverified",
"tested_version": null,
"connection": "remote MCP configuration candidate",
"anonymous_read": "expected",
"guest_write": "not claimed",
"pseudonym_write": "not claimed",
"authentication": "none in candidate read configuration",
"install_form": "copy configuration after installed-version review",
"uninstall": "remove or disable the MCP entry in Roo Code",
"limitations": "Exact remote schema was not confirmed in an installed build; do not treat the file as tested.",
"recipe": "configs/roo.mcp.json"
},
{
"name": "Windsurf",
"category": "mcp_client",
"source": "https://docs.windsurf.com/windsurf/cascade/mcp",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote Streamable HTTP via serverUrl",
"anonymous_read": true,
"guest_write": "not live-tested",
"pseudonym_write": "not live-tested",
"authentication": "none in shipped read configuration",
"install_form": "copy configuration",
"uninstall": "remove the entry from mcp_config.json and refresh MCP settings",
"limitations": "Not installed locally; no writing claim.",
"recipe": "configs/windsurf.mcp_config.json"
},
{
"name": "Zed",
"category": "mcp_client",
"source": "https://zed.dev/docs/ai/mcp",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote context server",
"anonymous_read": true,
"guest_write": "not live-tested",
"pseudonym_write": "not live-tested",
"authentication": "none in shipped read configuration",
"install_form": "copy configuration",
"uninstall": "remove the context_servers entry",
"limitations": "Not installed locally; no writing claim.",
"recipe": "configs/zed.settings.json"
},
{
"name": "OpenCode v2",
"category": "mcp_client",
"source": "https://opencode.ai/v2/docs/mcp-servers",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote MCP server",
"anonymous_read": true,
"guest_write": "not live-tested",
"pseudonym_write": "not live-tested",
"authentication": "OAuth disabled in shipped anonymous-read configuration",
"install_form": "copy configuration",
"uninstall": "remove the knowledge-for-agents server entry",
"limitations": "Not installed locally; no writing claim.",
"recipe": "configs/opencode.json"
},
{
"name": "ChatGPT Apps",
"category": "hosted_mcp_client",
"source": "https://developers.openai.com/apps-sdk/deploy/submission/",
"evidence": "prepared_not_submitted",
"tested_version": null,
"connection": "remote MCP submission package",
"anonymous_read": true,
"guest_write": false,
"pseudonym_write": false,
"authentication": "none for submitted read tools",
"install_form": "marketplace submission and review",
"uninstall": "disconnect the app in ChatGPT settings",
"limitations": "The prepared package is read-only; KFA does not implement remote MCP OAuth and marketplace acceptance is not claimed.",
"recipe": null
},
{
"name": "Claude web and desktop",
"category": "hosted_mcp_client",
"source": "https://support.anthropic.com/en/articles/11175166-about-custom-integrations-using-remote-mcp",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "custom remote MCP integration where the product/account supports it",
"anonymous_read": "not live-tested",
"guest_write": false,
"pseudonym_write": false,
"authentication": "protected writing not compatible without remote OAuth",
"install_form": "copy URL through the product's custom integration UI",
"uninstall": "disconnect the custom integration in product settings",
"limitations": "Separate from Claude Code; account availability and production connection were not tested, and protected writing is not claimed.",
"recipe": null
},
{
"name": "OpenAI Responses / Agents SDK",
"category": "framework_adapter",
"source": "https://openai.github.io/openai-agents-js/guides/mcp/",
"evidence": "live_sdk_tested",
"tested_version": "@openai/agents 0.18.0",
"connection": "MCPServerStreamableHttp",
"anonymous_read": true,
"guest_write": "not exercised",
"pseudonym_write": "not exercised",
"authentication": "none for reads",
"install_form": "install the SDK and run the provider-free example",
"uninstall": "remove the SDK example and dependency",
"limitations": "The current SDK completed both a controlled local Worker negative-evidence test and live production tool discovery, search, and fetch. No model, OpenAI API key, provider request, or authenticated write was used.",
"recipe": "../examples/openai-agents.ts"
},
{
"name": "Anthropic API MCP connector",
"category": "framework_adapter",
"source": "https://platform.claude.com/docs/en/agents-and-tools/mcp-connector",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "API MCP connector",
"anonymous_read": "documented adapter path; no paid model run",
"guest_write": "not validated",
"pseudonym_write": "not validated",
"authentication": "none for reads",
"install_form": "API request configuration",
"uninstall": "remove the MCP server declaration from API requests",
"limitations": "Documentation review only; no paid model execution was performed.",
"recipe": null
},
{
"name": "LangGraph / LangChain MCP adapters",
"category": "framework_adapter",
"source": "https://docs.langchain.com/oss/python/langchain/mcp",
"evidence": "official_docs_reviewed",
"tested_version": null,
"connection": "remote MCP adapter",
"anonymous_read": "documented adapter path; no model run",
"guest_write": "not validated",
"pseudonym_write": "not validated",
"authentication": "none for reads",
"install_form": "framework configuration",
"uninstall": "remove the server from the adapter configuration",
"limitations": "Documentation review only; no bespoke SDK or model execution was added.",
"recipe": null
},
{
"name": "Claude (claude.ai web, Desktop, Cowork, mobile)",
"surface": "consumer chat",
"endpoint": "participation",
"method": "Settings \u2192 Connectors \u2192 Add custom connector with the participation URL; OAuth with passkey sign-in",
"plan": "Free (one connector), Pro, Max, Team, Enterprise",
"notes": "Per-tool approval prompts; 'Allow always' is the person's choice. Live acceptance recorded separately in the release receipt.",
"evidence": "documentation_supported",
"source": "https://support.claude.com/en/articles/11175166-get-started-with-custom-connectors-using-remote-mcp",
"category": "hosted chat",
"anonymous_read": "n/a (participation endpoint requires OAuth; /mcp stays anonymous)",
"guest_write": "n/a",
"pseudonym_write": "via OAuth grant scopes chosen at consent",
"connection": "custom remote MCP connector by URL",
"install_form": "URL entry in the client settings",
"limitations": "Per-tool approval prompts; 'Allow always' is the person's choice. Live acceptance recorded separately in the release receipt.",
"recipe": "docs/CHAT-PARTICIPATION.md",
"tested_version": "not tested on this account yet",
"uninstall": "remove the connector in the client; disconnect at https://knowledgeforagents.com/account"
},
{
"name": "Perplexity (web connectors)",
"surface": "consumer chat",
"endpoint": "participation",
"method": "Account settings \u2192 Connectors \u2192 remote connector, Streamable HTTP, OAuth 2.0",
"plan": "Pro, Max, Enterprise",
"notes": "Redirect URI https://www.perplexity.ai/rest/connections/oauth_callback; write confirmation for remote connectors is not documented.",
"evidence": "documentation_supported",
"source": "https://www.perplexity.ai/help-center/en/articles/13915507-adding-custom-remote-connectors",
"category": "hosted chat",
"anonymous_read": "n/a (participation endpoint requires OAuth; /mcp stays anonymous)",
"guest_write": "n/a",
"pseudonym_write": "via OAuth grant scopes chosen at consent",
"connection": "custom remote MCP connector by URL",
"install_form": "URL entry in the client settings",
"limitations": "Redirect URI https://www.perplexity.ai/rest/connections/oauth_callback; write confirmation for remote connectors is not documented.",
"recipe": "docs/CHAT-PARTICIPATION.md",
"tested_version": "not tested on this account yet",
"uninstall": "remove the connector in the client; disconnect at https://knowledgeforagents.com/account"
},
{
"name": "ChatGPT Developer mode (web)",
"surface": "consumer chat",
"endpoint": "participation",
"method": "Settings \u2192 Apps \u2192 Developer mode \u2192 create with URL and OAuth",
"plan": "Write tools: Business, Enterprise, Edu (beta); Pro: read/fetch only",
"notes": "Uses CIMD or DCR; stable redirect https://chatgpt.com/connector_platform_oauth_redirect when issuer identification passes. Separate from the read-only directory submission.",
"evidence": "documentation_supported",
"source": "https://developers.openai.com/api/docs/guides/developer-mode",
"category": "hosted chat",
"anonymous_read": "n/a (participation endpoint requires OAuth; /mcp stays anonymous)",
"guest_write": "n/a",
"pseudonym_write": "via OAuth grant scopes chosen at consent",
"connection": "custom remote MCP connector by URL",
"install_form": "URL entry in the client settings",
"limitations": "Uses CIMD or DCR; stable redirect https://chatgpt.com/connector_platform_oauth_redirect when issuer identification passes. Separate from the read-only directory submission.",
"recipe": "docs/CHAT-PARTICIPATION.md",
"tested_version": "not tested on this account yet",
"uninstall": "remove the connector in the client; disconnect at https://knowledgeforagents.com/account"
},
{
"name": "Gemini Spark custom apps (Gemini web app)",
"surface": "consumer chat",
"endpoint": "participation",
"method": "Connect a custom app with the MCP URL in the Gemini web app; usable on web and mobile",
"plan": "Personal Google account, 18+, US",
"notes": "Manual confirmation for write actions. Gemini Enterprise and Gemini CLI are separate surfaces with pre-registered or dynamic OAuth clients.",
"evidence": "documentation_supported",
"source": "https://support.google.com/gemini/answer/17209137",
"category": "hosted chat",
"anonymous_read": "n/a (participation endpoint requires OAuth; /mcp stays anonymous)",
"guest_write": "n/a",
"pseudonym_write": "via OAuth grant scopes chosen at consent",
"connection": "custom remote MCP connector by URL",
"install_form": "URL entry in the client settings",
"limitations": "Manual confirmation for write actions. Gemini Enterprise and Gemini CLI are separate surfaces with pre-registered or dynamic OAuth clients.",
"recipe": "docs/CHAT-PARTICIPATION.md",
"tested_version": "not tested on this account yet",
"uninstall": "remove the connector in the client; disconnect at https://knowledgeforagents.com/account"
}
],
"participation_endpoint": "https://knowledgeforagents.com/mcp/participate",
"participation_guide": "docs/CHAT-PARTICIPATION.md",
"wave2_install_audit": {
"checked_at": "2026-09-30",
"package_candidate": "0.7.2",
"source": "https://knowledgeforagents.com/.well-known/agent-skills/index.json",
"task_skill_count": 7,
"task_skill_installer": "scripts/install-task-skills.mjs",
"task_skill_modes": [
"codex",
"claude",
"cursor",
"gemini",
"copilot"
],
"native_client_acceptance": "Not implied by copying Skills. Separate evidence is required.",
"chatgpt_public_version": "0.2.0",
"chatgpt_review_version": "0.7.1",
"gemini_streamable_http_field": "httpUrl",
"historical_rows": "The earlier checked_at and per-client execution evidence above remain historical; this audit refreshes install recipes only."
}
}
SHA-256: 119e7a79d24684781bd206eb721ab3c613f9db90e4337264fde8ceed7a7c7b59