MRR Ledger
by mrrledger.com · com.mrrledger/mrrledger
Free, no key: sourced, dated revenue of real AI-agent businesses. Start with search_businesses.
- Category
- Search and web data
- Connection
- Remote (HTTP)
- Tools
- 15 reported
- Status
- Online
Connect it to your AI
Claude Code
claude mcp add --transport http mrrledger https://mrrledger.com/mcpClaude, ChatGPT, Cursor and other apps
Add it as a custom connector with this URL (Streamable HTTP):
https://mrrledger.com/mcpCursor, VS Code and other apps (mcp.json)
{
"mcpServers": {
"mrrledger": {
"url": "https://mrrledger.com/mcp"
}
}
}Tools it offers
15 tools, as the server itself reported during our check on Oct 31, 2026.
search_businessesUse when the user asks how much revenue, MRR or ARR an AI agent, AI startup or AI tool makes, or wants real examples of AI businesses in a niche (support, coding, voice, sales, automation...). Returns AI-agent businessesbenchmark_businessUse when the user gives their own MRR or asks whether their revenue is good compared with similar AI businesses. Returns where an MRR ranks among fresh same-category MRR peers (rank of N + 1 comparable). Example: {"categget_businessUse when the user names one AI company or agent (e.g. Cursor, Lovable) and asks about its revenue, pricing model or growth. Returns one business's full sourced record. Example: {"slug":"cursor"} -> Cursor with every figuleaderboardUse when the user asks which AI agents or AI startups make the most money, or for a top-N revenue ranking. Returns businesses ranked by latest sourced annualized revenue, highest first (same briefs, with verification_labcompare_businessesUse when the user asks to compare two AI companies (X vs Y) on revenue or business model. Returns two businesses side by side (tier, category, annualized revenue + basis, pricing model, founded, top lessons, growth) andget_growthUse when the user asks how fast an AI company grew or for its revenue over time. Returns one business's dated revenue series, oldest first (as_of, annualized_usd, label, value_usd, source_url; MRR x12). Example: {"slug":whats_newUse when the user asks what is new or what changed recently in AI startup revenue figures. Returns the change log, newest first: businesses added and figures added, revised, re-dated or removed, each with source_url; filget_categoryReturns one category: count, median annualized revenue (overall, by tier) and members with rank and revenue. Example: {"slug":"customer-support"} -> the customer-support agents with their revenue. Unknown slug -> isErrorlist_categoriesReturns every category with count, median annualized revenue and members (slug, name, rank, revenue). Example: {"limit":3} -> the first 3 categories with their members. Cost: free (100 calls/day without a key).search_lessonsReturns builder lessons from every business, each with its business and themes; filter by query and/or theme, limit (max 50). Example: {"theme":"pricing","limit":5} -> 5 pricing lessons and their businesses. Cost: free (hub_statsReturns dataset totals: business, ranked and lesson counts, counts per category and tier, median annualized revenue, payment-verified share, latest change date. Example: {} -> {business_count, ranked_count, median_annualtodays_featureReturns today's featured business (rotates daily): one full profile, same shape as get_business. Example: {} -> one business record. Cost: free (100 calls/day without a key).get_tagReturns one tag: count, median annualized revenue and members with rank and revenue. Example: {"slug":"vibe-coding"} -> every business tagged vibe-coding. Unknown slug -> isError. Cost: free (100 calls/day without a key)list_tagsReturns every tag with count, median annualized revenue and members, most used first. Example: {"limit":10} -> the 10 most-used tags. Cost: free (100 calls/day without a key).export_datasetReturns the Reported AI Revenue Tracker in one call: AI businesses whose figures all come from press coverage, company announcements or filings (reported, not payment-verified), every figure with its as-of date and sourc
Questions
What is the MRR Ledger MCP server?
Free, no key: sourced, dated revenue of real AI-agent businesses. Start with search_businesses. It is made by mrrledger.com and listed in the official MCP Registry as com.mrrledger/mrrledger. MCP (Model Context Protocol) is the open standard that lets AI apps like Claude, ChatGPT and Cursor use outside tools.
How do I add MRR Ledger to Claude?
In the Claude app or claude.ai, open Settings, then Connectors, choose "Add custom connector" and paste https://mrrledger.com/mcp. In Claude Code, run: claude mcp add --transport http mrrledger https://mrrledger.com/mcp
How do I add MRR Ledger to ChatGPT?
ChatGPT can use remote MCP servers as connectors. In ChatGPT settings, under Apps and Connectors, turn on developer mode if asked, create a new connector and paste https://mrrledger.com/mcp.
How do I add MRR Ledger to Cursor?
Open Cursor settings, go to MCP, choose "Add new MCP server" (or edit ~/.cursor/mcp.json) and add: { "mcpServers": { "mrrledger": { "url": "https://mrrledger.com/mcp" } } }
Does MRR Ledger work right now?
Yes. It responded when we last checked on 31 Oct 2026. We check remote MCP servers every day.
What can MRR Ledger do?
It gives your AI 15 tools, including search_businesses, benchmark_business, get_business, leaderboard, compare_businesses. The full list is on this page.
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Markdown (GitHub README)
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