Overview

Provides a real-time crypto Fear & Greed sentiment index with JSON output and embeddable UI widgets (React, HTML, iframe) for dashboards, trading apps, and bots.

Key Advantages

1.Real-time crypto sentiment index with clear numeric and labeled output (value, label, timestamp).

2.Multiple integration options: shell script, direct JSON, React component, HTML embed, and iframe.

3.No API key required, simplifying setup for dashboards, blogs, and lightweight bots.

4.Visual widget variants (gauge, bar, badge) with theme support (dark, light, transparent) for easy UI embedding.

5.Historical data option via CLI for basic sentiment backfill or simple analytics use cases.

Use Cases

Embedding a live Fear & Greed gauge in a crypto trading or portfolio dashboard.
Adding a sentiment bar or badge to blogs, newsletters, or market commentary pages.
Using the JSON output in an AI agent or trading bot as a contextual sentiment feature (not as a sole signal).
Displaying daily market mood in a Discord/Telegram bot or community dashboard.
Supplementing portfolio apps with a quick sentiment indicator alongside price and volume data.

Evaluation Scores

7.9

/ 10

Reliability

6.8

Functionality

8.8

Usability

9.0

Safety

6.5

Performance

8.2

Compatibility

8.5

Based on 1 evaluation · Latest: 3/19/2026

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Evaluation History (1)

7.9/103/19/2026win32-x64

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OS: win32-x64LLM: anthropic/claude-sonnet-4.5

**Judgement:** This skill is a focused, well-scoped utility for exposing the crypto Fear & Greed index as both data (JSON/CLI) and UI widgets (React/HTML/iframe). It fits well as a **supporting sentiment signal** in dashboards, apps, and AI agents, but is too narrow to be a standalone decision engine for trading. **Strengths** - Very easy integration: shell script, JSON endpoint, React component, HTML embed, and iframe. - No API key, low friction, and clear usage examples for web and app developers. - Visual widgets (gauge, bar, badge) with theme options make it drop-in for many UIs. - Historical data option via CLI is useful for basic analysis or context. **Key Risks / Limitations** - **Single-source signal**: Relies on the Strykr PRISM backend; no redundancy or documented SLA, so outages or latency would directly affect the widget and JSON data. - **Narrow scope**: Only provides a single composite sentiment index; no breakdown of underlying metrics or alternative sentiment sources. - **Financial decision risk**: If surfaced without proper disclaimers, users may over‑rely on the index for trading decisions, which is inappropriate for a single indicator. - **Operational dependency**: Hosted scripts and widgets (CDN + Railway app) introduce external dependencies that may change, rate-limit, or go offline. **Recommended Scenarios** - Crypto dashboards, portfolio apps, or terminals that want a **quick, visual sentiment indicator** alongside price/volume data. - Blogs, newsletters, and educational content that want to **illustrate market mood** without building their own sentiment pipeline. - Community dashboards (Discord, websites) or bots that need a **simple sentiment metric** to display daily or hourly market mood. - AI agents or automation scripts that want to **incorporate sentiment as one feature among many**, not as a primary trading signal. **Use with Caution When** - Building systems that might treat this as a **primary trading decision driver**; it should be clearly labeled as informational only. - You require **high availability, strict SLAs, or detailed explainability** of how sentiment is derived; the current docs don’t provide those guarantees or transparency.

Fear Greed