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Mysteel Commodity Intelligence for AI agents

Give Claude, ChatGPT or your own agent real-time news on Chinese and global commodities: prices, supply, trade flows and policy.

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See what your agent gets back

Example answer from an AI agent connected to Bigdata.com. Every claim cites its source.

Sample prompt

How do mill margins, output cuts and steel inventories in China feed through to rebar and iron ore prices?

MYMysteel
Answer grounded in Bigdata.comCaptured 30 Sep 2026

Margins set the chain in motion. By September 24 only about 7% of the 247 blast-furnace mills Mysteel tracks were profitable on steel sales, a one-year low, and their hot metal output slipped 0.8% on week to 2.36 million tonnes a day, the lowest since August 1. Iron ore feels it first: the same mills' imported ore consumption fell 0.9% on week 1, and Mysteel expects ore prices to stay weak while financial strain curbs mills' appetite for production 2. Rebar gets support from the supply side. Lower production and pre-holiday restocking cut rebar stocks at the 137 mills Mysteel checks by 4.3% on week to 1.52 million tonnes, while traders' stocks in 35 cities fell 7.7% to 4.4 million tonnes 3. With weaker cost support on one side and lower supply on the other, Mysteel expected rebar and wire rod prices to fluctuate within a narrow range 4.

Sources
1
WEEKLY: Chinese BF steelmakers cut output as losses mount
Mysteel · Weekly report · 28 Sep 2026
2
WEEKLY China's import iron ore prices weaken
Mysteel · Weekly report · 28 Sep 2026
3
WEEKLY: China's rebar output drops to intra-year low
Mysteel · Weekly report · 24 Sep 2026
4
WEEKLY: Near-term outlook on China's steel products
Mysteel · Weekly outlook · 28 Sep 2026
Try asking
Coverage

What's covered

Commodity exchanges

China's SHFE, DCE, CZCE, INE and GFEX, plus LME, CME, CBOT, COMEX, NYMEX and ICE.

Prices and trading

Spot and futures prices, percentage changes, contract spreads and months, period-on-period comparisons.

Production, supply and trade

Output, capacity, inventories, imports and exports, plant maintenance and shutdowns, ports and logistics.

Market drivers

Company news, government policy, tariffs, economic releases, rates, FX, weather and geopolitics.

Overview

About Commodity Intelligence

Commodity Intelligence brings Mysteel's specialist reporting and InfoQuanta's flash news on Chinese and global commodity markets into Bigdata.com. It covers metals, energy, chemicals, agriculture, construction materials and new-energy supply chains, from spot prices and futures spreads to plant shutdowns, port activity and policy.

Connect it through the Bigdata MCP server and your agent answers commodity questions with cited, time-stamped sources: real-time updates plus an archive back to 2019.

At a glance
History710,000+ articles
Coverage since2019
UpdatesReal-time
UniverseSteel and iron ore, base metals, battery materials, energy and chemicals, agriculture, construction materials
GeographyChina plus global exchanges
DeliveryMCP, API, Bigdata app

About Mysteel

Mysteel is China's largest commodity market intelligence provider and its first IOSCO-compliant price reporting agency, known for first-hand market reporting.

Setup guide

Connect Commodity Intelligence to your agent

1

Add the Bigdata MCP server

Add Bigdata.com as a connector in Claude, ChatGPT, Microsoft Copilot or your own agent.

2

Ask with these tools

Your agent uses these MCP tools to search this source and cite what it finds.

MCP tools
bigdata_searchSearch licensed news, filings, transcripts and research. Returns cited passages with timestamps and sources.
bigdata_fetch_documentRead the full text of a document found through search, with its citation link.
bigdata_watchlist_searchRun one question across a list of companies and get the results grouped by company.
3

Check your access

Included with the Financial Newswires package. Connect through the Bigdata MCP server or API.

FAQ

Frequently asked questions

What is Mysteel Commodity Intelligence on Bigdata.com?

A news package combining Mysteel's commodity reporting and InfoQuanta's flash news on Chinese and global markets, searchable by AI agents through Bigdata's MCP server and API.

Which commodities and exchanges does it cover?

Steel and iron ore, base metals, battery materials, energy and chemicals, agriculture and construction materials, across SHFE, DCE, CZCE, INE, GFEX, LME, CME, CBOT, COMEX, NYMEX and ICE.

How far back does it go, and how often is it updated?

More than 710,000 articles from 2019 to today, updated in real time as news breaks.

How do I use it with Claude or ChatGPT?

Add the Bigdata MCP server to Claude, ChatGPT or Cursor, sign in, and ask commodity questions in plain language. Answers cite the Mysteel articles they use.

Is it included in my subscription?

It is included with the Financial Newswires package. Contact sales@bigdata.com to add it.

Is the content in English?

Yes. Mysteel's articles are in English, and InfoQuanta's flash news is published in English and Simplified Chinese.

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Connect through the Bigdata MCP server or API. Every answer cites its source.

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