OANDA VS Twelve Data
Head-to-head market data API comparison.
UPDATED 2026-05-24 · 7 axes scored
WINNER · TWELVE DATA · 2/7 AXES
Quick Decision
▶ PICK OANDA IF DATA-API
- Forex algo traders
- FX backtesting (deep history)
- CFD automation
- EA developers
▶ PICK TWELVE DATA IF DATA-API
- Global coverage needs
- Technical indicator API
- Fintech apps
- Forex + crypto combo
Side-by-Side Matrix
| METRIC | OANDA | TWELVE DATA |
|---|---|---|
| API Quality | 4/5 | 4/5 |
| Doc Quality | 4/5 | 4/5 |
| Data Latency | tick | second |
| SDK Languages | 3 languages | 5 languages |
| Free Tier | Yes | Yes |
| Affiliate Program | Yes | Yes |
| Asset Coverage Breadth | 4 classes | 6 classes |
| Asset Coverage | Forex · CFDs · Commodities · Indices | US Equities · Global Equities · Forex · Crypto · ETFs · Indices |
| Historical Depth | 2001–present (FX tick and candle) | 30+ years (daily); intraday varies by plan |
| Starting Price | $0 | $0/mo |
| Rate Limits | 120 req/sec on REST; no stated limit on streaming | Credit-based; each endpoint consumes different credit amount |
Asset Class Coverage
Where the two providers overlap and where each has unique coverage.
| ASSET CLASS | OANDA | TWELVE DATA |
|---|---|---|
| CFDs | ✓ Covered | — |
| Commodities | ✓ Covered | — |
| Crypto | — | ✓ Covered |
| ETFs | — | ✓ Covered |
| Forex | ✓ Covered | ✓ Covered |
| Global Equities | — | ✓ Covered |
| Indices | ✓ Covered | ✓ Covered |
| US Equities | — | ✓ Covered |
| TOTAL CLASSES | 4 | 6 |
Only OANDA
CFDs · Commodities
Only Twelve Data
US Equities · Global Equities · Crypto · ETFs
Shared · 2
Forex · Indices
Pricing Tier Map
Full tier ladder side-by-side · names and prices as published by each provider · 2 vs 4 tiers.
OANDA · 2 TIERS FREE TIER
01
Practice Account $0
Full API access on demo account
02
Live Account Spread-based
Live trading + full historical data API
▲ Free Tier · Free practice/demo account with full API access
TWELVE DATA · 4 TIERS FREE TIER
01
Basic (Free) $0/mo
800 API credits/day, 8 WebSocket trial credits, 3 markets
02
Grow $79/mo
Real-time US stocks/commodities/fundamentals, 20+ markets ($66/mo annual)
03
Pro $229/mo
EU real-time, fixed income, mutual funds, 70+ markets ($191/mo annual)
04
Ultra $999/mo
99.95% SLA, dedicated support, 84 markets ($832/mo annual)
▲ Free Tier · Free: 800 API credits/day, 8 WebSocket connections
Technical Stack Fit
SDK languages and data formats determine integration cost for your existing codebase.
| DIMENSION | OANDA | TWELVE DATA |
|---|---|---|
| API Types | REST · WebSocket | REST · WebSocket |
| SDK Languages | Python · Java · JavaScript | Python · JavaScript · Java · PHP · R |
| Data Formats | JSON | JSON · CSV |
| Rate Limits | 120 req/sec on REST; no stated limit on streaming | Credit-based; each endpoint consumes different credit amount |
| Latency Class | tick | second |
Fit Profile
OANDA · PROFILE DATA-API
Best For
- Forex algo traders
- FX backtesting (deep history)
- CFD automation
- EA developers
Not Ideal For
- Equities data
- Crypto beyond CFDs
- Non-FX asset classes
Full OANDA Review
TWELVE DATA · PROFILE DATA-API
Best For
- Global coverage needs
- Technical indicator API
- Fintech apps
- Forex + crypto combo
Not Ideal For
- Tick data / HFT
- Deep US options data
- Large bulk downloads
Full Twelve Data Review
Adjacent Comparisons
Related matchups — same category first, then cross-category for context.
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