Alpha Vantage VS Twelve Data

Head-to-head market data API comparison.
UPDATED 2026-05-27 · 7 axes scored

WINNER · TWELVE DATA · 3/7 AXES

Quick Decision

▶ PICK ALPHA VANTAGE IF DATA-API

Beginners
Homework / hobby projects
Technical indicator data
Fundamentals screening

▶ PICK TWELVE DATA IF DATA-API

Global coverage needs
Technical indicator API
Fintech apps
Forex + crypto combo

▼ Skip both if

Tick data

Side-by-Side Matrix

METRIC	ALPHA VANTAGE	TWELVE DATA
API Quality	3/5	4/5
Doc Quality	3/5	4/5
Data Latency	minute	second
SDK Languages	5 languages	5 languages
Free Tier	Yes	Yes
Affiliate Program	No	Yes
Asset Coverage Breadth	5 classes	6 classes
Asset Coverage	█████░░░ US Equities · Global Equities · Forex · Crypto · Commodities	██████░░ US Equities · Global Equities · Forex · Crypto · ETFs · Indices
Historical Depth	20+ years (daily); intraday 1-2 months on free	30+ years (daily); intraday varies by plan
Starting Price	$0/mo	$0/mo
Rate Limits	Free: 25/day; paid plans from 75/min up to 1200/min	Credit-based; each endpoint consumes different credit amount

Asset Class Coverage

Where the two providers overlap and where each has unique coverage.

ASSET CLASS	ALPHA VANTAGE	TWELVE DATA
Commodities	✓ Covered	—
Crypto	✓ Covered	✓ Covered
ETFs	—	✓ Covered
Forex	✓ Covered	✓ Covered
Global Equities	✓ Covered	✓ Covered
Indices	—	✓ Covered
US Equities	✓ Covered	✓ Covered
TOTAL CLASSES	5	6

Only Alpha Vantage

Commodities

Only Twelve Data

ETFs · Indices

Shared · 4

US Equities · Global Equities · Forex · Crypto

Pricing Tier Map

Full tier ladder side-by-side · names and prices as published by each provider · 6 vs 4 tiers.

ALPHA VANTAGE · 6 TIERS FREE TIER

01

Free $0/mo

25 req/day, no real-time

02

75 req/min $49.99/mo

75 requests/min, no daily limits

03

150 req/min $99.99/mo

150 requests/min, no daily limits

04

300 req/min $149.99/mo

300 requests/min, no daily limits

05

600 req/min $199.99/mo

600 requests/min, no daily limits

06

1200 req/min $249.99/mo

1200 requests/min, no daily limits

▲ Free Tier · Free: 25 API requests/day, no real-time

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	ALPHA VANTAGE	TWELVE DATA
API Types	REST	REST · WebSocket
SDK Languages	Python · JavaScript · Java · PHP · C#	Python · JavaScript · Java · PHP · R
Data Formats	JSON · CSV	JSON · CSV
Rate Limits	Free: 25/day; paid plans from 75/min up to 1200/min	Credit-based; each endpoint consumes different credit amount
Latency Class	minute	second