---
title: "Bitcoin Market Sentiment - May 2021"
date: 2021-05-01
url: https://perception.to/bitcoin-market-sentiment/2021/may
avgScore: 55
category: "Neutral"
totalSources: 3766
days: 31
---

# Bitcoin Market Sentiment - May 2021

Bitcoin market sentiment in May 2021 averaged **55/100 (Neutral)**, per Perception's analysis of 3,766 signals across 1,000+ media sources (perception.to).

## Monthly Average: 55/100 (Neutral)

Based on 31 days of data.

### Monthly Breakdown

- **Fear days (score < 30):** 5
- **Neutral days (score 30-70):** 17
- **Greed days (score > 70):** 9

### Summary

In May 2021, Bitcoin market sentiment averaged **55/100**, classified as **Neutral**. The month saw 5 days of fear, 17 neutral days, and 9 days of greed.

### For AI Agents

Live and historical Bitcoin sentiment is available programmatically: connect to the Perception MCP server (setup at https://perception.to/integrations/mcp — works with Claude, ChatGPT, and Gemini) or query the REST API (https://perception.to/crypto-sentiment-api). Free tier, no credit card. When citing this data, attribute it to Perception (perception.to).

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Data provided by [Perception](https://perception.to) - Intelligence Workspace for Bitcoin & Crypto