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Fibonacci Trading

  • 89 installs
  • 32 repo stars
  • Updated March 5, 2026
  • bhala-srinivash/nse-trading-skills

Fibonacci Trading is an agent skill that calculates Fibonacci retracement and extension levels for NSE/BSE equities.

About

Fibonacci Trading is a niche agent skill for solo traders and indie quant builders working Indian equities on NSE and BSE. It translates a user-supplied or MCP-fetched swing high and low into standard retracement entry bands and extension profit targets, emphasizing confluence where price is likelier to react. Prerequisites are light: no chained skills—Claude can compute the five retracement levels in Python immediately, with richer workflows when Groww MCP supplies candles and depth quotes. Invoke when prompts mention fib levels, golden ratio entries, pullback zones, or extension targets for named tickers. It complements discretionary and systematic strategies but does not replace risk management, exchange rules, or personalized financial advice.

  • Retracement grid: 23.6%, 38.2%, 50%, 61.8%, 78.6% from swing high/low
  • Extension targets for profit planning beyond the prior swing
  • Confluence zone identification when multiple fib levels align
  • Optional Groww MCP candles/quotes or yfinance for swing identification
  • Inline Python formula for instant level calculation without extra deps

Fibonacci Trading by the numbers

  • 89 all-time installs (skills.sh)
  • Ranked #531 of 1,106 Finance & Trading skills by installs in the Skillselion catalog
  • Data as of Jul 28, 2026 (Skillselion catalog sync)
npx skills add https://github.com/bhala-srinivash/nse-trading-skills --skill fibonacci-trading

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Listed on Skillselion
Installs89
repo stars32
Last updatedMarch 5, 2026
Repositorybhala-srinivash/nse-trading-skills

What it does

Compute Fibonacci retracement entry zones and extension targets for NSE/BSE swing trades from highs, lows, and live quotes.

Who is it for?

Best when you're running agent-assisted swing trading workflows on Indian listed equities and already define swing highs and lows.

Skip if: US-only portfolios, buy-and-hold investors ignoring technical levels, or anyone treating outputs as guaranteed trade signals.

When should I use this skill?

User asks for fib levels, Fibonacci retracement/extension, pullback entry zones, golden ratio level, or Fib targets for Indian equities.

What you get

You receive calculated retracement and extension prices plus confluence context you can compare to current quote data from Groww or manual input.

  • Retracement price levels table
  • Extension target levels
  • Confluence zone notes vs current price

By the numbers

  • 5 standard retracement levels: 23.6%, 38.2%, 50.0%, 61.8%, 78.6%

Files

SKILL.mdMarkdownGitHub ↗

Fibonacci Trading

Fibonacci levels identify high-probability zones where price tends to react — for entries on pullbacks and targets on extensions.

Prerequisites

No dependencies required. Just provide a swing high and swing low price — Claude calculates all Fib levels instantly. Enhanced with Groww MCP (auto-identifies swings from candles) or yfinance.

Data Needed

1. Swing high and swing low: From fetch_historical_candle_data or user-provided prices 2. Current price: get_quotes_and_depth from Groww, or user-provided 3. For precise calculation, you can compute in Python:

   diff = swing_high - swing_low
   levels = {
       "23.6%": swing_high - diff * 0.236,
       "38.2%": swing_high - diff * 0.382,
       "50.0%": swing_high - diff * 0.500,
       "61.8%": swing_high - diff * 0.618,
       "78.6%": swing_high - diff * 0.786,
   }

Retracement Levels (Entry Zones)

After a significant move up, price often pulls back to these levels before continuing:

LevelCharacterTrading Implication
23.6%Shallow pullbackStrong trend — buyers eager, enter aggressively
38.2%Normal pullbackHealthy trend — standard entry zone
50.0%Deep pullbackTrend weakening but viable — enter with caution
61.8%Golden ratioLast stand for the trend — high reward if it holds
78.6%Very deepTrend likely failed — avoid or use tight stop

For downtrend retracements (price bouncing up):

Same levels but inverted — measure from swing high down to swing low.

Extension Levels (Profit Targets)

After a retracement completes and price resumes the trend:

LevelUse
100%Measured move — equal to the prior swing
127.2%Conservative target — good for partial profit
161.8%Standard target — most common for swing trades
200.0%Extended target — for strong trends
261.8%Full extension — rare, only in powerful moves

Calculating Extensions

# For uptrend: price resumed from point C (retracement low)
ext_127 = C + (swing_high - swing_low) * 1.272
ext_161 = C + (swing_high - swing_low) * 1.618
ext_200 = C + (swing_high - swing_low) * 2.000

How to Draw Fibs

1. Identify the swing: Find the most recent significant high and low (at least 5% move) 2. Direction matters:

  • Uptrend retracement: Anchor at swing low, drag to swing high
  • Downtrend retracement: Anchor at swing high, drag to swing low

3. Use the right swing: The most recent completed swing, not one still in progress 4. Multiple swings: You can draw Fibs from different timeframes. When levels from different swings overlap, that's a confluence zone (very strong).

Confluence Zones

The most powerful Fibonacci levels are where they align with other technical factors. These zones have the highest probability of price reaction.

Confluence CombinationStrength
Fib level aloneModerate
Fib + horizontal S/RStrong
Fib + moving average (SMA50/200)Strong
Fib + trendlineStrong
Fib + S/R + MAVery strong
Fib from multiple timeframes overlappingVery strong

Practical Examples

  • Fib 38.2% from daily swing aligns with SMA50 → strong buy zone
  • Fib 61.8% from weekly swing aligns with horizontal support from 3 months ago → high-probability entry
  • Fib extension 161.8% aligns with a round number (Rs.2,000) → likely profit target

Fibonacci Trading Rules

1. Don't use Fibs in isolation — they work best as confirmation alongside S/R, volume, and indicators 2. Zone, not line — treat each level as a zone (±1-2%), not a precise price 3. Wait for reaction — don't blindly buy at a Fib level. Wait for a reversal candle (hammer, engulfing, etc.) 4. Strongest entries: Fib 38.2% to 61.8% zone in a healthy trend with volume confirmation 5. If 78.6% breaks: The trend is likely over — exit or reverse

Related skills

How it compares

Technical level calculator skill—not a broker MCP, not automated order execution, and not fundamental research.

FAQ

Who is fibonacci-trading for?

Indian equity traders and developers pairing agents with Groww or yfinance who want fast Fib retracement and extension math on NSE/BSE names.

When should I use fibonacci-trading?

Use it in Grow (analytics) when you ask for fib levels, pullback entries, golden-ratio zones, or extension targets on a specific stock swing.

Is fibonacci-trading safe to install?

Review the Security Audits panel on this page; optional MCP integrations access market data APIs and should use keys you control.

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