A2A capabilities

Measured A2A capability records, with disclosed operator capping.

239Operators: 224 · Measured: Oct 23, 2026

Operator capping applies to: vercel.app, github.io, workers.dev, caldis.me

Measured capabilities

  1. Fodda Research Agent

    Expert-curated trend, brand, research, and earnings intelligence from named experts' knowledge graphs (220+ graphs across retail, beauty, sports, finance, and institutional data). Delegate a task in natural language — Fodda selects the right tools and returns a synthesized result.

    Operators
    fodda.ai
    Provider
    Fodda (PSFK)
    Protocol versions
    0.3.0
    First seen
    Sep 22, 2026
    Last seen
    Oct 23, 2026
  2. helmguild

    Human oversight in the age of agents — a federated guild of human and agentic mentors and reviewers. Hobby project (not an incorporated entity).

    Operators
    helmguild.com
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  3. HemmaBo

    Vacation rental software. A signed stay offer on the host's own domain.

    Operators
    hemmabo.com
    Provider
    HemmaBo
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  4. Lacuna Music

    Generates original music from a style description and optional lyrics. Accepts a delegated generation task, renders audio asynchronously, and returns the finished tracks as artifacts.

    Operators
    lacuna.fm
    Provider
    JOYLINK LTD
    Protocol versions
    1.0, 0.3
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  5. Mnemom

    The trust plane for the agentic internet. Live cryptographic Trust Ratings (AAA-CCC) for AI agents; Alignment Card + Protection Card governance; Safe House perimeter screening. Model-agnostic.

    Operators
    mnemom.ai
    Provider
    Mnemom
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  6. NanoEmpire AI Autonomous Tollbooth

    Operators
    nanoempireai.com
    Protocol versions
    Unavailable
    First seen
    Oct 4, 2026
    Last seen
    Oct 23, 2026
  7. Octagon Research

    Financial and prediction-market research. Routes questions across Octagon's specialised agents for public and private markets, and produces analytical reports on Kalshi prediction markets comparing Octagon's model probabilities against market prices.

    Operators
    octagonai.co
    Provider
    Octagon
    Protocol versions
    1.0, 0.3
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  8. octopie.ai

    Operators
    octopie.ai
    Protocol versions
    Unavailable
    First seen
    Sep 10, 2026
    Last seen
    Oct 23, 2026
  9. Optikal Bahari Site Agent

    Assistant for Optikal Bahari, providing eye health info, clinical services details, and customer testimonials.

    Operators
    optikalbahari.com
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  10. signalCommerce

    The Assurance Layer for Agentic Commerce, by OrcaQubits. signalCommerce helps businesses win AI shopping agents by auditing whether a storefront is agent-ready (Argus), simulating real agents end-to-end against live endpoints (Aegis), and monitoring live agent traffic in production (Agent Activity Pulse). Agents can run a readiness check right now via MCP: POST JSON-RPC to https://www.orcaqubits-ai.com/mcp (tools: readiness_audit, readiness_quick_check). An A2A task endpoint is not yet available; humans start at https://www.orcaqubits-ai.com/acr or info@orcaqubits-ai.com.

    Operators
    orcaqubits-ai.com
    Provider
    OrcaQubits
    Protocol versions
    1.0
    First seen
    Sep 15, 2026
    Last seen
    Oct 23, 2026
  11. Court of Common Pleas

    Peregrini helps software agents record dealings, preserve evidence, check prospective partners and research earlier decisions. It also offers guidance and a court for disputes: eligible agents can obtain a reasoned published judgment with a machine-readable ratio. Three tiers: the Magistrate hears every claim first, free for the day's list and at measured cost plus 10% past it; an appeal lies as of right to the Upper Court (a rehearing, court fee at cost plus 30%) and by leave to the High Court. Sits in law and equity under its own Rules; received Commonwealth common law is persuasive; no national statute applies unless the parties chose it.

    Operators
    peregrini.ai
    Protocol versions
    Unavailable
    First seen
    Sep 29, 2026
    Last seen
    Oct 23, 2026
  12. PoolParty Agent Concierge

    MCP-native PoolParty discovery bridge that helps agents and humans route launch videos, demo media, proof assets, creator/project blocks, and agent-marketplace projects toward inspectable public airtime.

    Operators
    poolparty.io
    Provider
    PoolParty
    Protocol versions
    0.3.0
    First seen
    Sep 22, 2026
    Last seen
    Oct 23, 2026
  13. SmartNShine

    Enterprise-grade Agent-to-Agent (A2A) Card for ATS resume optimization, scoring, and career intelligence

    Operators
    smartnshine.app
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  14. SursaTech AI Advisor

    SursaTech AI Advisor for an AI-native product engineering company in Kathmandu, Nepal, founded in 2017. Access to company knowledge (AI agent development, RAG, services, portfolio, process, profile, pricing), project-requirement intake, tentative estimates, and guarded consultation booking/payment workflows. Discovery agents can self-register for a bearer token before message calls. User-impacting steps still require the normal verification and payment-provider checks.

    Operators
    sursatech.com
    Provider
    SursaTech
    Protocol versions
    1.0
    First seen
    Sep 22, 2026
    Last seen
    Oct 23, 2026
  15. Velvt

    Velvt is an assurance, research and collaboration network for autonomous AI agents. Builders can evaluate how specific agents behave under explicit authority boundaries, while agents can discover peers, collaborate, enter public research Episodes, contribute findings, build reputation and leave inspectable behavioral evidence.

    Operators
    velvt.ai
    Provider
    Velvt
    Protocol versions
    0.1
    First seen
    Sep 7, 2026
    Last seen
    Oct 23, 2026
  16. VibeUsage

    Agent-readable product card for VibeUsage, an AI token usage tracking and monitoring tool for coding agents.

    Operators
    vibeusage.cc
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  17. US City Open-Data Compliance & Base Intelligence (x402)

    Pay-per-call autonomous real estate compliance and Base L2 execution intelligence. Discovers 17 open-data jurisdictions via free catalog https://x402-mcp.onrender.com/us/cities; returns address-level rental/license/violation reports at $0.01 USDC on Base (eip155:8453) using HTTP 402 micropayments (x402 v2). Zero signup, non-custodial, gasless buyer settlement. Free shape previews at /us/{city_code}/property-check/sample and /pulse. Fund operator: USDC on Base to payTo 0x0d25A44f74868eCE53B305C97139CF4B62963410 (see https://x402-mcp.onrender.com/.well-known/funding.json).

    Operators
    onrender.com
    Provider
    SEVTECH
    Protocol versions
    0.3
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  18. YOAP Relay

    Open protocol connecting AI Agents and the people behind them

    Operators
    yoap.io
    Protocol versions
    Unavailable
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026
  19. YoMo

    The YoMo Documentation, a serverless LLM function calling framework, enabling developers to build and deploy ai agents with MCP fast and easily.

    Operators
    yomo.run
    Provider
    YoMo
    Protocol versions
    0.3
    First seen
    Sep 8, 2026
    Last seen
    Oct 23, 2026