Tiingo VS Tradier
Head-to-head market data API comparison.
UPDATED 2026-05-27 · 7 axes scored
Quick Decision
▶ PICK TIINGO IF DATA-API
- Indie devs
- News-driven systems
- Long-history backtesting (50+ yr)
- Multi-asset (equity + crypto + forex)
- Python users (mature SDK)
▶ PICK TRADIER IF DATA-API
- US options traders
- Retail algo traders
- Commission-free trading bots
- Options analytics apps
Side-by-Side Matrix
| METRIC | TIINGO | TRADIER |
|---|---|---|
| API Quality | 4/5 | 4/5 |
| Doc Quality | 4/5 | 4/5 |
| Data Latency | tick | second |
| SDK Languages | 2 languages | 3 languages |
| Free Tier | Yes | Yes |
| Affiliate Program | No | Yes |
| Asset Coverage Breadth | 7 classes | 5 classes |
| Asset Coverage | US Equities · ETFs · Mutual Funds · Crypto · Forex · News · Chinese Equities | US Equities · US Options · ETFs · Futures · Micro Futures |
| Historical Depth | 50+ years (US equities, mutual funds) | 10+ years (daily OHLCV); 1-min intraday on paid |
| Starting Price | $0/mo | $0/mo |
| Rate Limits | Free: 50 req/hour, 1,000 req/day, 500 unique symbols/month; Power: unlimited unique symbols | Generous; no published hard limits on Developer plan |
Asset Class Coverage
Where the two providers overlap and where each has unique coverage.
| ASSET CLASS | TIINGO | TRADIER |
|---|---|---|
| Chinese Equities | ✓ Covered | — |
| Crypto | ✓ Covered | — |
| ETFs | ✓ Covered | ✓ Covered |
| Forex | ✓ Covered | — |
| Futures | — | ✓ Covered |
| Micro Futures | — | ✓ Covered |
| Mutual Funds | ✓ Covered | — |
| News | ✓ Covered | — |
| US Equities | ✓ Covered | ✓ Covered |
| US Options | — | ✓ Covered |
| TOTAL CLASSES | 7 | 5 |
Only Tiingo
Mutual Funds · Crypto · Forex · News · Chinese Equities
Only Tradier
US Options · Futures · Micro Futures
Shared · 2
US Equities · ETFs
Pricing Tier Map
Full tier ladder side-by-side · names and prices as published by each provider · 3 vs 3 tiers.
TIINGO · 3 TIERS FREE TIER
01
Free $0/mo
50 req/hour, 1,000 req/day, 500 unique symbols/month
02
Power $10/mo
Unlimited unique symbol API calls, unlimited saved screens, 15 custom indicators
03
Commercial Custom
Commercial license + commercial-use rights
▲ Free Tier · Free starter — 50 req/hour, 1,000 req/day, 500 unique symbols/month, EOD data
TRADIER · 3 TIERS FREE TIER
01
Lite $0/mo
$0.35/trade stocks & options; $0.75/contract micro futures; no desktop app
02
Pro $10/mo
Commission-free stocks & equity/ETF options; $0.35 index options; $0.35/contract micro futures; full platform access
03
Pro Plus $35/mo
Commission-free stocks & equity/ETF options; $0.10 index options; $0.25/contract micro futures; full platform access
▲ Free Tier · Free sandbox: full API access on paper trading account
Technical Stack Fit
SDK languages and data formats determine integration cost for your existing codebase.
| DIMENSION | TIINGO | TRADIER |
|---|---|---|
| API Types | REST · WebSocket · SDK | REST · WebSocket |
| SDK Languages | Python · JavaScript | Python · JavaScript · Ruby |
| Data Formats | JSON · CSV | JSON · XML |
| Rate Limits | Free: 50 req/hour, 1,000 req/day, 500 unique symbols/month; Power: unlimited unique symbols | Generous; no published hard limits on Developer plan |
| Latency Class | tick | second |
Fit Profile
TIINGO · PROFILE DATA-API
Best For
- Indie devs
- News-driven systems
- Long-history backtesting (50+ yr)
- Multi-asset (equity + crypto + forex)
- Python users (mature SDK)
Not Ideal For
- Tick-level options HFT
- L2 order book
- Sub-millisecond latency
Full Tiingo Review
TRADIER · PROFILE DATA-API
Best For
- US options traders
- Retail algo traders
- Commission-free trading bots
- Options analytics apps
Not Ideal For
- International markets
- Crypto
- Non-US exchanges
Full Tradier Review
Adjacent Comparisons
Related matchups — same category first, then cross-category for context.
Tiingo vs DatabentoTradier vs DatabentoTiingo vs Polygon.io (now Massive)Tradier vs Polygon.io (now Massive)Tiingo vs AlpacaTradier vs AlpacaTiingo vs IEX Cloud (Discontinued)Tradier vs IEX Cloud (Discontinued)Tiingo vs FinnhubTradier vs FinnhubTiingo vs Alpha VantageTradier vs Alpha VantageTiingo vs Twelve DataTradier vs Twelve DataTiingo vs EODHD (EOD Historical Data)Tradier vs EODHD (EOD Historical Data)