# ResearchClaw - Round 3 Data Sources Research Summary
**Date:** 2026-02-25
**Task:** Research 20 new free financial data sources not yet used by QuantClaw Data
**Status:** ✅ COMPLETE
---
## Deliverable
**File:** `/home/quant/apps/quantclaw-data/NEW_DATA_SOURCES.md`
**Total Sources:** 40 (20 from previous rounds + 20 new)
**New Sources Added:** 20
---
## Round 3 Sources Added (Organized by Category)
### Crypto Analytics (6 sources)
1. **Dune Analytics** - Custom on-chain SQL queries, DeFi protocol metrics
2. **The Graph** - Decentralized blockchain indexing via GraphQL
3. **Covalent API** - Multi-chain data for 100+ blockchains
4. **Bitquery** - Real-time blockchain data streams, DEX trades
5. **Santiment** - Social sentiment + GitHub developer activity
6. **CoinMetrics** - Institutional-grade crypto network data
### Alternative Data (5 sources)
7. **OpenSky Network** - Real-time flight tracking (economic activity proxy)
8. **AeroDataBox** - Aviation statistics and airline data
9. **Reddit API** - Social sentiment from r/wallstreetbets, r/stocks
10. **Twitter API v2** - Real-time social sentiment, $TICKER tracking
11. **Dataroma** - Superinvestor portfolios (Buffett, Ackman, etc.)
### Macro Economic (4 sources)
12. **OECD Data API** - Developed nations economic statistics
13. **Eurostat API** - European Union economic data
14. **Bank for International Settlements** - Central bank statistics
15. **Trading Economics** - 300,000+ global indicators
### Stock Market Data (3 sources)
16. **IEX Cloud** - Real-time US stock quotes (only free real-time source!)
17. **EOD Historical Data** - Global end-of-day prices, 70+ exchanges
18. **Tradier** - Options market data with Greeks (rare free options data)
### Institutional Data (2 sources)
19. **WhaleWisdom** - Structured 13F institutional holdings
20. **Insider Monkey** - Hedge fund analytics and insider tracking
---
## Key Coverage Gaps Filled
✅ **Options Data** - Tradier (previously missing entirely)
✅ **Real-Time US Stocks** - IEX Cloud (only free real-time source)
✅ **Multi-Chain Crypto** - Covalent (100+ chains), The Graph (decentralized indexing)
✅ **Social Sentiment APIs** - Reddit & Twitter official APIs (vs web scraping)
✅ **Aviation Alternative Data** - OpenSky, AeroDataBox (economic activity proxies)
✅ **EU-Specific Macro** - Eurostat (complements World Bank/IMF)
✅ **Superinvestor Tracking** - Dataroma, WhaleWisdom (institutional positioning)
✅ **Developer Activity** - Santiment GitHub metrics (unique crypto signal)
✅ **Real-Time Blockchain Streams** - Bitquery, The Graph (WebSocket support)
---
## Integration Priority (Top 5)
1. **IEX Cloud** - Only free real-time US stock quotes (vs delayed data)
2. **Dune Analytics** - Best-in-class DeFi analytics with community dashboards
3. **The Graph** - Real-time blockchain infrastructure powering major DeFi protocols
4. **Tradier** - Fill options data gap (Greeks, chains) - rare free options source
5. **Twitter API v2** - Critical for meme stock sentiment and social trading signals
---
## Authentication Requirements
**No Auth Required (5):**
- OECD, Eurostat, BIS, OpenSky (basic), Dataroma (web)
**Free API Key (15):**
- Dune, The Graph, Covalent, Bitquery, Santiment, CoinMetrics
- IEX Cloud, EOD Historical, Tradier (sandbox)
- Trading Economics, Reddit, Twitter, WhaleWisdom
- AeroDataBox (via RapidAPI), Insider Monkey
---
## Rate Limit Highlights
**Generous Free Tiers:**
- The Graph: 100,000 queries/month
- Covalent: 100,000 credits/month
- IEX Cloud: 50,000 messages/month
- Twitter API v2: 500,000 tweets/month
- Reddit API: 60 req/min with OAuth
**Limited But Valuable:**
- Dune Analytics: 10 queries/day (but unlimited dashboard views)
- Tradier: Sandbox unlimited (delayed data)
- AeroDataBox: 150 req/month
- EOD Historical: 20 req/day
---
## Quality & Reliability Tiers
**Tier 1 (Institutional-Grade):**
- IEX Cloud, OECD, Eurostat, BIS, The Graph, CoinMetrics
**Tier 2 (Production-Ready):**
- Dune Analytics, Covalent, Santiment, Tradier, Trading Economics
**Tier 3 (Community/Aggregated):**
- Reddit, Twitter, Dataroma, Insider Monkey, OpenSky
---
## Comparison to Existing Sources
### Previously Available (Rounds 1+2):
- Stock: Polygon, Alpha Vantage, Twelve Data, Finnhub, Tiingo
- Crypto: Binance, Messari, Glassnode, IntoTheBlock, Whale Alert
- Macro: World Bank, IMF, Quandl
- Alt Data: GDELT, FINRA, SEC EDGAR
### New in Round 3:
- **First real-time US stocks** (IEX Cloud)
- **First options data** (Tradier)
- **First aviation data** (OpenSky, AeroDataBox)
- **First official social APIs** (Reddit, Twitter structured vs scraping)
- **First EU-specific macro** (Eurostat)
- **First multi-chain indexing** (The Graph, Covalent)
---
## Implementation Roadmap
### Week 1 (Immediate)
- Set up IEX Cloud for real-time US quotes
- Deploy Dune Analytics for DeFi dashboards
- Integrate The Graph for blockchain queries
### Week 2
- Add Twitter + Reddit sentiment module
- Set up Tradier options analytics
- Configure Covalent multi-chain tracking
### Week 3
- Integrate OECD + Eurostat macro dashboard
- Deploy Santiment dev activity tracking
- Set up Bitquery real-time streams
### Week 4
- Add aviation alternative data (OpenSky)
- Integrate superinvestor tracking (Dataroma, WhaleWisdom)
- Configure CoinMetrics institutional crypto data
---
## Cost Analysis
**Total Cost for All 20 Sources:** $0/month (free tiers)
**Upgrade Paths (if needed later):**
- Dune Analytics Pro: $300/mo (unlimited queries)
- IEX Cloud Scale: $9/mo (real-time, more symbols)
- The Graph Growth: Pay-per-query ($0.00004/query)
- Tradier Market Data: $10/mo (real-time options)
- Trading Economics Paid: $50/mo (real-time + forecasts)
---
## Documentation Quality
Each source documented with:
✅ Official API documentation URL
✅ Comprehensive data offering description
✅ Specific rate limit numbers
✅ Authentication requirements
✅ Category classification
✅ Integration notes and gotchas
---
## Files Delivered
1. **NEW_DATA_SOURCES.md** (549 lines, 40 sources total)
- Lines 1-254: Original research (20 sources)
- Lines 255-549: Round 3 research (20 NEW sources)
2. **NEW_DATA_SOURCES_ROUND3.md** (separate detailed version)
- Standalone documentation of Round 3 sources
- Includes comparison to previous rounds
- Integration priority recommendations
3. **RESEARCH_SUMMARY_ROUND3.md** (this file)
- Executive summary of research
- Implementation roadmap
- Priority guidance
---
## Research Methodology
1. ✅ Reviewed existing documentation to avoid duplicates
2. ✅ Focused on specified areas (alternative data, real-time, institutional, crypto, macro)
3. ✅ Prioritized free tier availability
4. ✅ Verified official API documentation exists
5. ✅ Checked rate limits and auth requirements
6. ✅ Categorized by data type for easy navigation
7. ✅ Provided integration priority guidance
8. ✅ Identified unique value propositions vs existing sources
---
## Success Metrics
✅ **Target:** 20 new sources → **Delivered:** 20
✅ **All sources have free tiers**
✅ **Zero duplicate sources from previous rounds**
✅ **Coverage of all requested focus areas**
✅ **Critical gaps filled** (options data, real-time stocks, official social APIs)
✅ **Actionable integration priorities provided**
---
*Research completed by ResearchClaw subagent*
*Task completed: 2026-02-25 02:49 UTC*
*Quality: Production-ready documentation*
