Generated by API Evangelist
Written by API Evangelist tooling for Twelve Data's API. It is a proposal applied on top of the contract, not a document Twelve Data publishes.
# Generated by API Evangelist (build-phrasing.py). Our phrasing, not observed demand.
overlay: 1.0.0
info:
title: API Evangelist conversational phrasing for Twelve Data REST Core Data API
version: 1.0.0
extends: openapi/twelvedata-core-data-api-openapi.yml
actions:
- target: $.info
update:
x-apievangelist-phrasing:
method: generated
generated: '2026-10-01'
generator: build-phrasing.py
label: Generated by API Evangelist
operations: 5
- target: $.paths['/eod'].get
update:
x-apievangelist-phrasing:
intent: Get the latest end-of-day closing price
effect: read
questions:
- What did this stock close at on the last trading day?
- Where can I get the official end-of-day close for an instrument?
instructions:
- text: Get the latest end-of-day close for {symbol}.
slots:
symbol: query.symbol
- text: Fetch yesterday's closing price and metadata for {symbol}.
slots:
symbol: query.symbol
method: generated
generated: '2026-10-01'
- target: $.paths['/quote'].get
update:
x-apievangelist-phrasing:
intent: Get a real-time quote with daily stats
effect: read
questions:
- Can I get open, high, low, volume and the 52-week range for a symbol in one call?
- How much has this instrument changed in price today?
instructions:
- text: Get a real-time quote for {symbol} at the {interval} interval.
slots:
symbol: query.symbol
interval: query.interval
- text: Show the 52-week range and today's change for {symbol} using {interval} bars.
slots:
symbol: query.symbol
interval: query.interval
method: generated
generated: '2026-10-01'
- target: $.paths['/price'].get
update:
x-apievangelist-phrasing:
intent: Get the latest real-time trading price
effect: read
questions:
- What is the current trading price of this ticker right now?
- Is there a lightweight call that returns only the last price for a symbol?
instructions:
- text: Get the current price of {symbol}.
slots:
symbol: query.symbol
- text: Tell me what {symbol} is trading at right now, price only.
slots:
symbol: query.symbol
method: generated
generated: '2026-10-01'
- target: $.paths['/market_movers/{market}'].get
update:
x-apievangelist-phrasing:
intent: List today's top gainers and losers
effect: read
questions:
- Which stocks are the biggest gainers and losers today?
- What are the top movers by percentage change in the crypto market?
instructions:
- text: Show today's top gainers and losers in the {market} market.
slots:
market: path.market
- text: List the biggest percentage movers for {market}.
slots:
market: path.market
method: generated
generated: '2026-10-01'
- target: $.paths['/market_state'].get
update:
x-apievangelist-phrasing:
intent: Check whether exchanges are open or closed
effect: read
questions:
- Is the stock exchange open right now?
- Which exchanges are currently closed for trading?
instructions:
- text: Check whether {exchange} is open right now.
slots:
exchange: query.exchange
- text: Show the open or closed state of every exchange.
method: generated
generated: '2026-10-01'
Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we
store it to create your key and to recognise you if you sign in with another
provider. See our Privacy Policy and
Terms.