# ChartMath /c read layer

Grammar: https://chartmath.com/c/llms.txt
Text by default; add fmt=json for JSON.

/c/read?i=SYMBOL&tf=D&n=120
One instrument: N bars (date o h l c v), structure (hi/lo 10 20 50, ema 9 20 50 200, sma 50 200, atr14, last five swing highs and lows, base when one exists). Send it a whole chart query (the chart link with /read in the path) and it also prints each drawing resolved to prices and dates with its id (d1, m2), ignored items with reasons, and the ind= tokens' last values and recent series. n ≤ 500. Add fmt=json for JSON.
https://chartmath.com/c/read?i=NVDA&tf=D&n=120&h=hi:20&box=range:30&ind=ema20,rsi14

Send a whole chart query to /c/read to resolve its drawings and indicators on the same bars as the viewer.
Annotations include prices, dates, labels and ignored items. Indicators include last values and recent series.
Structure includes highs/lows, moving averages, ATR, swings and consolidation ranges computed from price data.
Screen catalogues, matches and backtest strategies are no longer public. st= is ignored with an explanation.

https://chartmath.com/c/read?i=TSLA&h=hi:20&box=range:30&ind=ema20,rsi14