Name: Bitcoin 30 Day Realised Volatility
Creator: PreReason
License: https://www.prereason.com/terms

PreReason - Market Context APIFinancial context your AI actually understands. PreReason delivers pre-reasoned financial intelligence for AI agents and developers. Bitcoin on-chain metrics, macro indicators, cross-asset correlations, trend direction, and confidence scores in one structured API response.Key Features

One Call, Full Picture — Bitcoin, macro, mining, liquidity from 6+ sources with trends, confidence scores, and percentile ranks.

Markdown or JSON: the same briefing in either format from one call, every figure dated and its sources named.

Agent-Ready — REST API, MCP server, llms.txt. Works with Claude Desktop, Claude Code, Cursor, Windsurf. Install: npx @prereason/mcp

24 Market BriefingsFree (6): btc.quick-check, btc.context, btc.pulse, btc.grid-stress, macro.snapshot, cross.correlationsBasic (8): btc.momentum, macro.liquidity, btc.on-chain, cross.breadth, btc.miner-survival, btc.etf-flows, macro.auctions, bonds.contextPro (10): btc.full, btc.factors, cross.regime, fx.liquidity, btc.energy, btc.treasury, macro.rates, cross.ai-compute, commodities.energy-basket, bonds.fullPricing

Free: up to 100 calls a day, no more than 30 in an hour, 6 briefings, 30-day rolling data, the 17 Bitcoin metrics in full and the latest reading of every other metric. No credit card. (Changed 1 October 2026, from 60 an hour and 500 a day; free accounts active in the week before keep those until further notice.)

Basic: $19.99/mo, the founding price for the first 250 subscribers, $50 a month for everyone after. Limits: up to 7,000 calls a day, no more than 500 in an hour, 14 briefings, all 210 metrics in full, up to 3 years of history, Bitcoin from Jan 2025.

Pro: $49.99/mo, the founding price for the first 100 subscribers, $150 a month for everyone after. Limits: up to 35,000 calls a day, no more than 2,000 in an hour, all 24 briefings, all 210 metrics in full, full historical data. A whole company briefing counts as one call for each block it carries, up to 11.

Enterprise: everything in Pro, custom connections, briefings set up for your use, uptime and support terms, an IP allow list on each key, limits above Pro set for each key. Price and terms agreed with you.

Founding prices: $19.99 a month on Basic for the first 250 subscribers and $49.99 a month on Pro for the first 100, kept while you stay subscribed.Quick StartAPI: curl -H "X-API-Key: YOUR_KEY" https://api.prereason.com/api/btcMCP: npx -y @prereason/mcpRemote MCP: https://api.prereason.com/api/mcp API Docs | All Briefings | All Metrics | Source Attribution | Sign Up Free | Status | Terms | Privacy © 2026 PreReason. Context API for smarter decisions. Not investment advice.