Subscriptions

Each endpoint requires a minimum ThetaData subscription tier on the matching asset class. The tables below map every endpoint to its tier; the same requirement appears as a badge on each reference page.

FreeValueStandardPro

available on every tier

FreeValueStandardPro

requires Standard or Pro

For pricing, see thetadata.net.

Stock Endpoints

Endpoint	Free	Value	Standard	Pro
List
Symbols	✓	✓	✓	✓
Dates	✓	✓	✓	✓
Snapshot
OHLC		✓	✓	✓
Trade			✓	✓
Quote		✓	✓	✓
Market Value			✓	✓
History
EOD	✓	✓	✓	✓
OHLC		✓	✓	✓
Trade			✓	✓
Quote		✓	✓	✓
Trade Quote			✓	✓
At-Time
Trade			✓	✓
Quote		✓	✓	✓

Option Endpoints

Endpoint	Free	Value	Standard	Pro
List
Symbols	✓	✓	✓	✓
Dates	✓	✓	✓	✓
Expirations	✓	✓	✓	✓
Strikes	✓	✓	✓	✓
Contracts		✓	✓	✓
Snapshot
OHLC		✓	✓	✓
Trade			✓	✓
Quote		✓	✓	✓
Open Interest		✓	✓	✓
Market Value			✓	✓
Implied Volatility			✓	✓
All Greeks				✓
All Binomial Greeks				✓
First-Order Greeks			✓	✓
First-Order Binomial Greeks			✓	✓
Second-Order Greeks				✓
Second-Order Binomial Greeks				✓
Third-Order Greeks				✓
Third-Order Binomial Greeks				✓
History
EOD	✓	✓	✓	✓
OHLC		✓	✓	✓
Trade			✓	✓
Quote		✓	✓	✓
Trade Quote			✓	✓
Open Interest		✓	✓	✓
EOD Greeks			✓	✓
EOD Binomial Greeks			✓	✓
All Greeks				✓
All Binomial Greeks				✓
All Trade Greeks				✓
All Binomial Trade Greeks				✓
First-Order Greeks			✓	✓
First-Order Binomial Greeks			✓	✓
First-Order Trade Greeks				✓
First-Order Binomial Trade Greeks				✓
Second-Order Greeks				✓
Second-Order Binomial Greeks				✓
Second-Order Trade Greeks				✓
Second-Order Binomial Trade Greeks				✓
Third-Order Greeks				✓
Third-Order Binomial Greeks				✓
Third-Order Trade Greeks				✓
Third-Order Binomial Trade Greeks				✓
Implied Volatility			✓	✓
Trade Implied Volatility				✓
At-Time
Trade			✓	✓
Quote		✓	✓	✓

Index Endpoints

Endpoint	Free	Value	Standard	Pro
List
Symbols	✓	✓	✓	✓
Dates	✓	✓	✓	✓
Snapshot
OHLC			✓	✓
Price			✓	✓
Market Value			✓	✓
History
EOD	✓	✓	✓	✓
OHLC			✓	✓
Price		✓	✓	✓
At-Time
Price		✓	✓	✓

Calendar Endpoints

Endpoint	Free	Value	Standard	Pro
Open Today	✓	✓	✓	✓
On Date		✓	✓	✓
Year		✓	✓	✓

Interest Rate Endpoints

Endpoint	Free	Value	Standard	Pro
EOD	✓	✓	✓	✓

Streaming

Real-time streaming requires a Standard subscription or higher on the matching asset class. Per-contract quote, trade, and open-interest streams are available on Standard and Pro; full-stream subscriptions follow the same requirement, with contract limits depending on tier.

TIP

For current tier definitions, see the vendor's Subscriptions article.