---
id: quote_option_quote
title: Real-time Quotes of Option
slug: option-quote
sidebar_position: 3
---
This API is used to obtain the real-time quotes of US stock options, including the option-specific data.
## SDK
| Language | Link |
|---|---|
| Python | [longport.openapi.quote._quote_context](https://longportapp.github.io/openapi/python/reference_all/#longport.openapi.quote._quote_context) |
| Rust | [longport::::quote#_quote_context](https://longportapp.github.io/openapi/rust/longport//struct.quote.html#method._quote_context) |
| Go | [quote.option_quote](https://pkg.go.dev/github.com/longportapp/openapi-go/#quote.option_quote) |
| Node.js | [quote#QuoteContext](https://longportapp.github.io/openapi/nodejs/classes/quote.html#quotecontext) |
:::info
[Business Command](../../socket/biz-command): `12`
:::
## Request
### Parameters
| Name | Type | Required | Description |
| ------ | -------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| symbol | string[] | Yes | Security code list. obtain the symbol of the options through the [optionchain](./optionchain-date-strike.md) API, for example: `[BABA230120C160000.US]`
**Check rules:**
The maximum number of symbols in each request is `500` |
### Protobuf
```protobuf
message MultiSecurityRequest {
repeated string symbol = 1;
}
```
### Request Example
```python
# Get Real-time Quotes Of Option Securities
# https://open.longportapp.com/docs/quote/pull/option-quote
# Before running, please visit the "Developers to ensure that the account has the correct quotes authority.
# If you do not have the quotes authority, you can enter "Me - My Quotes - Store" to purchase the authority through the "LongPort" mobile app.
from longport.openapi import QuoteContext, Config
config = Config.from_env()
ctx = QuoteContext(config)
resp = ctx.option_quote(["AAPL230317P160000.US"])
print(resp)
```
## Response
### Response Properties
| Name | Type | Description |
| ------------------------ | -------- | ------------------------------------------------------------------------------------ |
| secu_quote | object[] | Options quote |
| ∟ symbol | string | Security code |
| ∟ last_done | string | Latest price |
| ∟ prev_close | string | Yesterday's close |
| ∟ open | string | Open |
| ∟ high | string | High |
| ∟ low | string | Low |
| ∟ timestamp | int64 | Time of latest price |
| ∟ volume | int64 | Volume |
| ∟ turnover | string | Turnover |
| ∟ trade_status | int32 | Security trading status, see [TradeStatus](../objects#tradestatus---security-status) |
| ∟ option_extend | object | Option extend quote |
| ∟∟ implied_volatility | string | Implied volatility |
| ∟∟ open_interest | int64 | Number of open positions |
| ∟∟ expiry_date | string | Exprity date, in `YYMMDD` format |
| ∟∟ strike_price | string | Strike price |
| ∟∟ contract_multiplier | string | Contract multiplier |
| ∟∟ contract_type | string | Option type
**Optional value:**
`A` - American
`U` - Europe |
| ∟∟ contract_size | string | Contract size |
| ∟∟ direction | string | Direction
**Optional value:**
`P` - put
`C` - call |
| ∟∟ historical_volatility | string | Underlying security historical volatility of the optionn |
| ∟∟ underlying_symbol | string | Underlying security symbol of the option |
### Protobuf
```protobuf
message OptionQuoteResponse {
repeated OptionQuote secu_quote = 1;
}
message OptionQuote {
string symbol = 1;
string last_done = 2;
string prev_close = 3;
string open = 4;
string high = 5;
string low = 6;
int64 timestamp = 7;
int64 volume = 8;
string turnover = 9;
TradeStatus trade_status = 10;
OptionExtend option_extend = 11;
}
message OptionExtend {
string implied_volatility = 1;
int64 open_interest = 2;
string expiry_date = 3;
string strike_price = 4;
string contract_multiplier = 5;
string contract_type = 6;
string contract_size = 7;
string direction = 8;
string historical_volatility = 9;
string underlying_symbol = 10;
}
```
### Response JSON Example
```json
{
"secu_quote": [
{
"symbol": "AAPL220429P162500.US",
"last_done": "7.78",
"prev_close": "4.13",
"open": "4.43",
"high": "7.80",
"low": "4.43",
"timestamp": 1651003200,
"volume": 3082,
"turnover": "1813434.00",
"option_extend": {
"implied_volatility": "0.592",
"open_interest": 11463,
"expiry_date": "20220429",
"strike_price": "162.50",
"contract_multiplier": "100",
"contract_type": "A",
"contract_size": "100",
"direction": "P",
"historical_volatility": "0.2750",
"underlying_symbol": "AAPL.US"
}
},
{
"symbol": "AAPL220429C150000.US",
"last_done": "9.25",
"prev_close": "13.87",
"open": "13.80",
"high": "13.80",
"low": "9.15",
"timestamp": 1651003200,
"volume": 413,
"turnover": "436835.00",
"option_extend": {
"implied_volatility": "0.702",
"open_interest": 800,
"expiry_date": "20220429",
"strike_price": "150.00",
"contract_multiplier": "100",
"contract_type": "A",
"contract_size": "100",
"direction": "C",
"historical_volatility": "0.2750",
"underlying_symbol": "AAPL.US"
}
}
]
}
```
## Error Code
| Protocol Error Code | Business Error Code | Description | Troubleshooting Suggestions |
| ------------------- | ------------------- | ------------------------ | ------------------------------------------------------------- |
| 3 | 301600 | Invalid request | Invalid request parameters or unpacking request failed |
| 3 | 301606 | Request rate limit | Reduce the frequency of requests |
| 7 | 301602 | Server error | Please try again or contact a technician to resolve the issue |
| 7 | 301607 | Too many request symbols | Reduce the number of symbols in a request |