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4.7 star rating
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Twelve Data
All
6
Experiences
Pros
5
Cons
1
Top
Pro
International markets
Wide range of assets supported including non-US markets (India, Canada, etc).
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Con
Some missing SDKs
No SDKs for some languages, in my case C#.
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Pro
Data quality
Reliable data for real-time and historical analysis.
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Pro
Human support
Very fast and polite support, always responding within a few hours.
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Pro
Streaming data
Apart from classical API, there is an opportunity to streaming low latency data using Websocket.
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Pro
Technical indicators
The largest collection of indicators anywhere observed, including complex ones as Ichimoku.
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FREE
2
0
ALPHA VANTAGE
All
5
Experiences
Pros
4
Cons
1
Top
Pro
Has a lot of technical indicators
Alpha Vantage API supports a lot of technical indicator out of the box
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Con
API Call limits
Free tier has API request limitation of up to 5 API requests per minute and 500 requests per day. If you would like to target a larger API call volume, you will need premium membership.
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Pro
Good documentation with examples
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Pro
Has free tier
You can get started without paying a dime.
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Pro
Has real-time data
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Freemium
2
1
Built By the Slant team
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