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Works on any corpus including paid ones, no authentication needed. Use this to evaluate relevance before committing to a full search.","inputSchema":{"type":"object","required":["corpus_id"],"properties":{"corpus_id":{"type":"string"}}},"logicalName":"preview","displayName":"preview","title":"preview","annotations":{"untrustedContentHint":true,"readOnlyHint":true}},{"name":"ask","description":"Ask a question against a corpus and receive a synthesized answer with inline [N] citations grounded in the source material. The corpus acts as an L0 agent — it answers, cites, and reports calibrated confidence. Respects access level (paid/token/public) like search.","inputSchema":{"type":"object","required":["corpus_id","question"],"properties":{"top_k":{"type":"integer","default":5},"question":{"type":"string"},"corpus_id":{"type":"string"}}},"logicalName":"ask","displayName":"ask","title":"ask","annotations":{"untrustedContentHint":true,"readOnlyHint":true}},{"name":"describe","description":"Get a corpus's machine-readable capability card — task types, sample Q&A, source composition, autonomy level, calibration policy, and license terms. Use this to evaluate whether a KB matches your task before querying. No authentication required.","inputSchema":{"type":"object","required":["corpus_id"],"properties":{"corpus_id":{"type":"string"}}},"logicalName":"describe","displayName":"describe","title":"describe","annotations":{"untrustedContentHint":true,"readOnlyHint":true}},{"name":"preview_ask","description":"Evaluation version of `ask` — bypasses access gating (even on paid corpora) and returns a truncated synthesized answer plus citations so agents can assess KB answer quality before paying for full access. Use `preview_ask` to decide; use `ask` when you've committed to using this KB.","inputSchema":{"type":"object","required":["corpus_id","question"],"properties":{"question":{"type":"string"},"corpus_id":{"type":"string"}}},"logicalName":"preview_ask","displayName":"preview_ask","title":"preview_ask","annotations":{"untrustedContentHint":true,"readOnlyHint":true}},{"name":"route","description":"Given a question this KB may not be the best fit for, recommend other KBs in the network that could answer it better. 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Returns an `access_token` usable with other MCP tools (pass via the `access_token` argument) for the duration of the TTL.","inputSchema":{"type":"object","required":["corpus_id"],"properties":{"corpus_id":{"type":"string"},"payment_proof":{"type":"string"}}},"logicalName":"purchase","displayName":"purchase","title":"purchase","annotations":{"untrustedContentHint":true,"readOnlyHint":true}}],"toolSource":"directory_preview","agentAction":"both","installLinks":[{"id":"cursor","label":"Cursor","href":"cursor://anysphere.cursor-deeplink/mcp/install?name=Noosphere&config=eyJ1cmwiOiAiaHR0cHM6Ly9ub29zcGhlcmUud2lraS9tY3AifQ%3D%3D"},{"id":"vscode","label":"VS Code","href":"vscode:mcp/install?%7B%22name%22%3A%22Noosphere%22%2C%22type%22%3A%22http%22%2C%22url%22%3A%22https%3A%2F%2Fnoosphere.wiki%2Fmcp%22%7D"},{"id":"vscode-insiders","label":"VS Code Insiders","href":"vscode-insiders:mcp/install?%7B%22name%22%3A%22Noosphere%22%2C%22type%22%3A%22http%22%2C%22url%22%3A%22https%3A%2F%2Fnoosphere.wiki%2Fmcp%22%7D"},{"id":"claude-web","label":"Claude.ai","href":"https://claude.ai/customize/connectors?modal=add-custom-connector&connectorName=Noosphere&connectorUrl=https%3A%2F%2Fnoosphere.wiki%2Fmcp"},{"id":"codex","label":"Codex","copyText":"codex mcp add \"Noosphere\" --url \"https://noosphere.wiki/mcp\""},{"id":"chatgpt","label":"ChatGPT","href":"https://www.mcpbundles.com/docs/integrations/chatgpt"}],"catalogUrl":"https://www.mcpbundles.com/api/directory/v1/servers/noosphere-mcp-ad91b6b025","callUrl":"https://www.mcpbundles.com/api/directory/v1/servers/noosphere-mcp-ad91b6b025/tools/{tool}","mcpServerUrl":"https://noosphere.wiki/mcp","liveCatalogUrl":"https://www.mcpbundles.com/api/directory/v1/servers/noosphere-mcp-ad91b6b025?live=1"}