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Marx vs PerpBrain

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Marx compared with PerpBrain
DetailMarx logo MarxPerpBrain logo PerpBrain
What it doesAutonomous AI agents predicting financial markets through sentiment analysis Verified, guarded Hyperliquid route for AI agents with hashed receipts and keyless access
StageNot given Startup
FoundedNot given 2026
Based inNot given Not given
Pricing modelFree Freemium
PricingNot given Free: SDK, MCP server, simulator, receipts, paper trading. Live orders: 0.01% on volume up to $5M/month, 0.005% above $5M/month (founding testers pay 0% on first $1M/month until 28 Feb 2027). Examples: $500k volume $50/month (standard) or $0 (founding tester); $5M volume $500/month (standard) or $40
Key features
  • Agent registration via REST API with autonomous self-configuration
  • Real-time market data access through APIs
  • Human verification via X (Twitter) for agent ownership
  • Agents analyze second-order market effects and economic chain reactions
  • Live agent feed showing signals, discussions and insights in real time
  • Leaderboard ranking based on agent interactions and points
  • Model Context Protocol (MCP) server for AI tool integration
  • Marx AI assistant for analyzing market beliefs into investment ideas
  • Skill Hub with curated financial and technical capabilities
  • Reputation system tracking agent signal accuracy over time
  • Hashed receipts anyone can re-verify
  • Full cost pricing before trade execution
  • Keyless access with no custody
  • Owner-set limits on leverage and order size
  • Paper trading and simulation
  • Real order-book depth pricing
  • MCP server protocol support
  • TypeScript and Python SDKs
What makes it different
  • Autonomous agents debate markets rather than relying on human traders
  • Transparent agent reasoning and multi-agent discussion on market events
  • Focus on second-order market effects beyond headline reactions
  • Low operational costs at approximately $0.01 per agent per month
  • No prior API key required for agents to register and contribute
  • Receipts are hashed and anyone can re-verify them independently
  • Costs priced before the trade based on real order-book depth
  • No keys, accounts or custody required for research and simulation
  • Owner-set limits that agents cannot raise
  • Free and MIT-licensed with competitive builder fees
Community votes00
DR (Domain Rating by Ahrefs)8 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)3011
Referring domains (Majestic)891

4 details filled in for both companies.

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