Magpie, USDA Ag Markets
Real-time USDA grain, fertilizer, livestock, and dairy prices plus crop conditions and export sales data.
Connects to USDA agricultural market data including commodity prices (grain, fertilizer, livestock, dairy), crop statistics and conditions from NASS, WASDE supply projections, and export sales tracking. Helps farmers and ag businesses monitor market trends and make informed decisions.
Try asking Muse: "Show me the current corn price in Iowa and compare it to last week's price."
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Source: Found in the official MCP Registry (link.morningbrief/magpie) · First listed October 29, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 2 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://ag.morningbrief.link/mcpNot in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Also use it in ChatGPT or Claude
Magpie, USDA Ag Markets is a remote MCP server, so any assistant that can add a custom connector by link can use it. Same link, same tools.
Add it to ChatGPT
- 1
Open ChatGPT settings
In ChatGPT, open Settings, then Connectors (called Apps & Connectors on some accounts).
- 2
Turn on developer mode
Under Advanced settings, switch on Developer mode. That is what lets you add a connector by link.
- 3
Create the connector
Choose Create, give it a name, paste the link as the MCP server URL, and save. If it needs a sign-in, ChatGPT asks for it here.
- 4
Use it in a chat
Start a chat, open the tools menu, pick the connector, and ask. ChatGPT asks before it runs a tool the first time.
Custom connectors need a paid ChatGPT plan, and on Team, Enterprise and Edu accounts only an admin can add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in ChatGPT
Add it to Claude
- 1
Open Claude settings
In Claude, open Settings, then Connectors.
- 2
Add a custom connector
Choose Add custom connector, give it a name, and paste the link.
- 3
Connect and use it
If it needs a sign-in, Claude sends you to it. Then turn the connector on in a chat from the tools menu and ask.
Custom connectors are available on paid Claude plans; on Team and Enterprise accounts an admin may need to add them. Our "Working" label means the server answered us; it cannot tell whether your plan lets you add it. All connectors that work in Claude
https://ag.morningbrief.link/mcpWhat people ask Muse to do
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 62ms. Worked in n/a of checks over 30 days.
Screening · October 29, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 26
get_fertilizer_priceGet the latest price for a fertilizer productget_fertilizer_historyGet price history for a fertilizer productlist_fertilizer_productsList all available fertilizer productsget_grain_priceGet the latest cash price for a grain commodityget_grain_historyGet price history for a grain commoditylist_grain_productsList all available grain commoditiesget_livestock_priceGet the latest price for a livestock categoryget_livestock_historyGet price history for a livestock categorylist_livestock_productsList all available livestock categoriesget_dairy_priceGet the latest price for a dairy productlist_dairy_productsList all available dairy productsget_crop_statsGet NASS survey statistics (yield, production, acreage) for a commodityget_crop_conditionGet current NASS crop condition ratings (% excellent/good/fair/poor/very poor)get_crop_progressGet current NASS crop progress (% planted, emerged, harvested, etc.)get_weatherGet current weather conditions for an agricultural regionget_forecastGet 7-day weather forecast for an agricultural regionget_spreadsGet input-to-output price spreads: corn-to-nitrogen by product, soybean-to-corn, feeder-to-fed cattleget_wasde_projectionGet USDA WASDE supply/demand projections for a commodityget_wasde_historyGet historical WASDE projection revisions for a commodity attributelist_wasde_commoditiesList all commodities tracked in WASDE projectionsget_export_salesGet USDA weekly export sales for a commodity (net sales, outstanding, commitments)get_export_sales_historyGet weekly export sales time series for a commodity and countrylist_esr_commoditiesList all commodities tracked in export salesget_trade_flowsGet USDA GATS monthly trade flows (actual shipments) for a commoditycompare_contracts_vs_shipmentsCompare ESR sales contracts against GATS actual shipments — shows unshipped balancelist_gats_commoditiesList all commodities tracked in GATS trade flowsLink
https://ag.morningbrief.link/mcpQuestions about Magpie, USDA Ag Markets in Muse
How do I connect Magpie, USDA Ag Markets to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Magpie, USDA Ag Markets to help me. It is a free service with an MCP server at https://ag.morningbrief.link/mcp. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is Magpie, USDA Ag Markets working right now?
At the last check (October 29, 2026, 15:41 UTC) the endpoint was working, answering in 62ms. It is checked every 15 minutes.
Is Magpie, USDA Ag Markets safe to connect to Muse?
It was screened on October 29, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can Magpie, USDA Ag Markets do in Muse?
It exposes 26 tools, including get_fertilizer_price, get_fertilizer_history, list_fertilizer_products, get_grain_price. For example, you could ask Muse: "Show me the current corn price in Iowa and compare it to last week's price."
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