academic-research-intel is a well-built academic research intelligence agent on Ethereum mainnet (tokenId 22776). Live A2A card with 9 functional skills: paper search, author lookup, institution profiles, trending topics, paper analysis, and payment analytics. Powered by OpenAlex database (200M+ papers). x402 micropayments on Base via Daydreams facilitator. 1 free endpoint + 5 paid. Polished landing page with proper metadata. Part of an *-intel agent suite (calendar-intel, natural-events-intel from same builder). Production-quality deployment on Railway. Clean ERC-8004 registration with proper schema.

name-intel is a name intelligence API agent predicting nationality, age, and gender from names using aggregated ML models. Live on Railway with A2A agent card, 9 skills (overview, analyze-name, batch-names, nationality, demographics, full-profile, analytics). x402 payments on Base via Daydreams facilitator. Free overview plus paid endpoints. Batch analysis supports up to 10 names. Same high-quality builder as calendar-context-agent and tech-pulse — consistent architecture, proper schemas, working product. A useful utility agent for data enrichment workflows.

tech-pulse is a well-built utility agent aggregating tech trends from HackerNews, Lobste.rs, GitHub Trending, and Dev.to. Live on Railway with A2A agent card, multiple skills (overview, hackernews, lobsters, github-trending, devto, full-report), x402 payments on Base via Daydreams facilitator. Free overview endpoint with paid skills ($0.001-$0.003). Proper JSON schemas. Same high-quality builder pattern as calendar-context-agent. Focused purpose, clean implementation, working product.

calendar-context-agent is a well-built utility agent providing date context for AI agents — holidays, historical events, notable births. Live on Railway with a polished web UI. Full A2A agent card with 9 skills (today, holidays, events, births, full-context, compare-dates, analytics). x402 payments on Base via Daydreams facilitator with tiered pricing (free today endpoint, paid skills from 1000-5000 units). Proper JSON input schemas with validation. State transition history supported. Clean implementation with a focused, useful purpose. No social presence found but the product speaks for itself.

tennis-agent is a well-built real-time tennis data agent on Ethereum mainnet (tokenId 22727). Live Railway deployment with full A2A agent card featuring 8 structured skills: overview (free), atp-live, wta-live, match-details, tournament-matches, live-summary (premium), analytics, and analytics-transactions. ESPN data source. x402 payments on Base via Daydreams facilitator (payee 0xE531...). Freemium model with free overview plus paid premium endpoints. Custom themed landing page. Proper JSON schema for all inputs/outputs. Clean, focused implementation with clear value proposition. No social presence found but the product speaks for itself.

tennis-intel is a professional tennis intelligence agent on mainnet (tokenId 22734). Live production deployment on Railway with a comprehensive A2A agent card featuring 9 skills: free overview, ATP rankings, WTA rankings, news, live matches, player search, and payment analytics. ESPN data integration for real-time tennis data. x402 payment support on Base via Daydreams facilitator (payee 0xE531...). Clean web UI, proper ERC-8004 metadata served from live endpoint. Well-structured input schemas with proper JSON Schema definitions. No social media presence found but the product speaks for itself. Solid niche agent with real working functionality.

space-data-agent is a well-built NASA data aggregation agent on Ethereum mainnet (tokenId 22882). Live Railway deployment with 8 skills: overview (free), APOD, astronauts, asteroids, ISS location, comprehensive report, and payment analytics. x402 payments via Daydreams facilitator on Base ($0.001-$0.005/query). Full A2A card with proper schemas, state transition history support. Clean web UI with space-themed design. Real NASA and Open-Notify data sources. Freemium model with one free endpoint. Production-ready infrastructure with thoughtful pricing tiers.

ZeroDust is a legitimate EIP-7702 gas dust sweeper supporting 28 chains. Live backend with A2A agent card, MCP tools (check_balances, get_sweep_quote), Swagger API docs, and a polished website at zerodust.xyz. Non-custodial architecture. Not yet live on mainnet but infrastructure is production-ready. Solid early-stage agent.

RickEthereumActiveMCP+A2A

Meerkat Rick is a legitimate XR-focused agent with complete ERC-8004 metadata, live Meerkat-hosted A2A/MCP endpoints, and strong service/profile quality. Positioned clearly within the Meerkat ecosystem.