opennews

OpenNews Financial Market News Skill

Real-time crypto, equities, macro, and financial market news aggregator powered by 6551.io — 85+ data sources across 6 engine categories, all AI-analyzed with impact scores, trading signals, and bilingual summaries.

Use OpenNews for time-sensitive, market-moving news and signals across digital assets, U.S. stocks, semiconductors, AI infrastructure, supply chains, commodities, rates, policy, and social/news channels that can affect prices or investor positioning.

Get your token: https://6551.io/mcp

Base URL: https://ai.6551.io

Data Sources — 85+ Sources Across 6 Categories

Authentication

All requests require the header:

Authorization: Bearer $OPENNEWS_TOKEN

---

News Operations

1. Get News Sources

Fetch the full engine tree with all 6 categories and 85+ sources.

curl -s -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  "https://ai.6551.io/open/news_type"

Returns a tree with engine types (news — 55 sources, listing — 9 exchanges, onchain — 2 Hyperliquid trackers, meme — 1 sentiment source, market — 6 anomaly signals, prediction — 12 AI prediction signals) and their sub-categories.

2. Search News

POST /open/news_search is the primary search endpoint.

Get latest news:

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"limit": 10, "page": 1}'

Search by keyword:

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"q": "bitcoin OR ETF", "limit": 10, "page": 1}'

Search by coin symbol:

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"coins": ["BTC"], "limit": 10, "page": 1}'

Filter by engine type and news type:

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"engineTypes": {"news": ["Bloomberg", "Reuters"]}, "limit": 10, "page": 1}'

Only news with coins:

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"hasCoin": true, "limit": 10, "page": 1}'

News Search Parameters

Important: You need to understand the user's query intent and perform word segmentation, then combine them using OR/AND to form search keywords, supporting both Chinese and English.

---

Finance Enhancement Endpoints

These authenticated endpoints provide company report discovery, company report text, and wallet-visible on-chain holdings evidence. Responses are wrapped as {"success": true, "data": ...} and may include usage quota metadata.

Company Search

curl -s -X POST "https://ai.6551.io/open/finance-enhance/company-search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"keyword": "IBM", "limit": 20, "auto_collect": true}'

Company Info

Returns company identity, available SEC filings, third-party research reports, earnings-call transcripts, report forms, and financial item names.

curl -s -X POST "https://ai.6551.io/open/finance-enhance/company-info" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"company": "IBM", "auto_collect": true, "filing_limit": 300, "fact_limit": 5000}'

Company Report Text

Fetches SEC filing, third-party research report, or earnings-call transcript text by report name, form, accession, source key, quarter hint, section, or text search.

curl -s -X POST "https://ai.6551.io/open/finance-enhance/company-report-text" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"company": "IBM", "report_name": "10-K", "form_type": "10-K", "auto_collect": true}'

Crypto Holdings Evidence

Returns Blockscout address-balance evidence for an institution or wallet address. It is not proof of economic ownership, beneficial ownership, investment advice, or a trading signal.

curl -s -X POST "https://ai.6551.io/open/finance-enhance/crypto-holdings" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"address": "0x...", "chain": "ethereum", "token_symbol": "ETH", "limit": 100}'

Crypto Holding Changes

Returns changes between adjacent wallet snapshots. At least two snapshots are needed to produce changed records. The raw HTTP API accepts change_types as a JSON array. The MCP tool get_crypto_holding_changes accepts a comma-separated string such as increase,decrease and defaults auto_collect to false; collect holdings first when a fresh wallet snapshot is needed.

curl -s -X POST "https://ai.6551.io/open/finance-enhance/crypto-holding-changes" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"address": "0x...", "chain": "ethereum", "change_types": ["increase", "decrease"], "auto_collect": false, "limit": 100}'

---

Data Structures

News Article

{
  "id": "unique-article-id",
  "text": "Article headline / content",
  "newsType": "Bloomberg",
  "engineType": "news",
  "link": "https://...",
  "coins": [{"symbol": "BTC", "market_type": "cex", "match": "title"}],
  "aiRating": {
    "score": 85,
    "grade": "A",
    "signal": "long",
    "status": "done",
    "summary": "Chinese summary",
    "enSummary": "English summary"
  },
  "ts": 1708473600000
}

---

Common Workflows

Quick Market Overview

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"limit": 10, "page": 1}' | jq '.data[] | {text, newsType, signal: .aiRating.signal}'

High-Impact News (score >= 80)

curl -s -X POST "https://ai.6551.io/open/news_search" \
  -H "Authorization: Bearer $OPENNEWS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"score": 80, "limit": 50, "page": 1}'

---

Free API Endpoints (No Token Required)

If you don't have an OPENNEWS_TOKEN, you can use these free endpoints as a fallback. These provide curated hot news and trending tweets by category, but with limited search capabilities compared to the authenticated API.

1. Get Free News Categories

Get all available news categories and subcategories for the free tier.

curl -s -X GET "https://ai.6551.io/open/free_categories"

2. Get Hot News by Category

Get hot news articles and trending tweets by category. No authentication required.

curl -s -X GET "https://ai.6551.io/open/free_hot?category=macro"

Parameters:

Response Structure:

{
  "success": true,
  "category": "crypto",
  "subcategory": "defi",
  "news": {
    "success": true,
    "count": 10,
    "items": [
      {
        "id": 123,
        "title": "...",
        "source": "...",
        "link": "https://...",
        "score": 85,
        "grade": "A",
        "signal": "bullish",
        "summary_zh": "...",
        "summary_en": "...",
        "coins": ["BTC", "ETH"],
        "published_at": "2026-03-17T10:00:00Z"
      }
    ]
  },
  "tweets": {
    "success": true,
    "count": 5,
    "items": [
      {
        "author": "Vitalik Buterin",
        "handle": "VitalikButerin",
        "content": "...",
        "url": "https://...",
        "metrics": { "likes": 1000, "retweets": 200, "replies": 50 },
        "posted_at": "2026-03-17T09:00:00Z",
        "relevance": "high"
      }
    ]
  }
}

Example - Get Hot Macro News:

curl -s -X GET "https://ai.6551.io/open/free_hot?category=macro"

Example - Get DeFi Subcategory News:

curl -s -X GET "https://ai.6551.io/open/free_hot?category=macro&subcategory=defi"

---

Notes

• Primary API: Get your token at https://6551.io/mcp for full access to 85+ sources with advanced search
• Free API: Use free endpoints as fallback when token is unavailable (limited to curated hot news)
• Rate limits apply; max 100 results per request for authenticated API
• AI ratings may not be available on all articles (check status == "done")
• Free API data is cached and updated periodically; if data is still being generated, a 503 response will be returned