discover_tools
Exposed by 1316 servers, with 5 different definitions behind the one name.
The same name does not mean the same tool here.
1316 servers expose discover_tools and we have recorded 5 distinct definitions of it. Compare the parameters below before assuming one is a drop-in for another.
GOV.UK Content + Search APIs (every gov.uk page + full search)
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GrantConnect (Australia) MCP — Commonwealth grant opportunities and grants
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Grants.gov MCP — open federal grant opportunities (free, no auth)
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Greenhouse MCP Pack — wraps the Greenhouse Harvest API v1
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GreyNoise Community MCP — internet scanner classification (free tier with key)
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GSA Auctions API MCP — US federal government surplus auctions (keyed).
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GSA Per Diem MCP — wraps the GSA Per Diem API v2 (api.gsa.gov)
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GTEx — Genotype-Tissue Expression human gene-expression atlas
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Barcode / GTIN validation MCP (EAN-13, UPC-A, EAN-8, GTIN-14).
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
IUPHAR/BPS Guide to PHARMACOLOGY (GtoPdb) MCP — keyless.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Guild Wars 2 keyless public endpoints (worlds, items, achievements, build, commerce).
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GunBroker MCP Pack — wraps the GunBroker firearms-marketplace API.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Gutendex MCP — wraps Gutendex API for Project Gutenberg books (free, no auth)
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
GWAS Catalog (EBI/NHGRI) MCP — curated catalog of genome-wide association studies.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
US H-1B visa sponsorship, LCA wages & top sponsors by role — recruiting/talent data
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Hacker News MCP — search and retrieve stories from Hacker News
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
HackerTarget MCP.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Statistics Iceland (Hagstofa Íslands) PxWeb MCP. Keyless.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
Statistics Faroe Islands (Hagstova Føroya) PxWeb MCP.
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
HAL — French national open research archive
Discover Tools
Find tools by describing the data or task. Use when you need to browse, search, look up, or discover what tools exist for: SEC filings, financials, revenue, profit, FDA drugs, adverse events, FRED economic data, Census demographics, BLS jobs/unemployment/inflation, ATTOM real estate, ClinicalTrials, USPTO patents, weather, news, crypto, stocks. Returns the top-N most relevant tools with names, descriptions, and full input schemas (with curated examples) — each result is ready to call directly, no second schema lookup needed. Call this FIRST when you have many tools available and want to see the option set (not just one answer).
| Parameter | Type | Description |
|---|---|---|
| q | string | Alias for query. |
| task | string | Alias for query. |
| limit | number | Maximum number of tools to return (default 20, max 50) |
| query* | string | Natural language description of what you want to do (e.g., "analyze housing market trends", "look up FDA drug approvals", "find trade data between countries"). Accepts task, q, description, search as aliases. |
| search | string | Alias for query. |
| description | string | Alias for query. |
* required
Author's annotations: readOnlyHint=True, openWorldHint=False, idempotentHint=True, destructiveHint=False. These are claims by whoever wrote the server, not something we verified.
What this page is
Every field above is reproduced as the server published it at the time shown. The description and the annotations are claims by the server's author. Toolpin does not call tools, so we cannot tell you whether a tool does what it says.
What we can tell you is whether the claim changed. The hash covers the fields the MCP specification defines, so a vendor build stamp does not move it but a rewritten description does. See how we monitor, or this server's change history.