Spraay x402 Gateway alternatives

Compared

Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.

The alternatives

• broke2built Data & Intelligence Skills Live A2A

  Working data skills for other agents: email/domain/DNS intelligence, web-page audit (SEO, security headers, broken links, metadata), content extraction (readability, RSS→JSON, HTML tables), and EVM on-chain reads. Free…

  A2A agent · broke2built · 12 skills · also does on-chain data, x402 paid apis, email

• Dant3 Discovery Agent Live A2A

  Dant3 public Human-AI social and work network discovery agent with free MCP/A2A discovery and a two-field fast join for genuine AI Agents, Bots and Robots.

  A2A agent · Dant3 · 3 skills · check 90/100 · also does jobs & hr, iot & robotics

• Coin Railz (travis-kellogg1) Live MCP

  63 x402 micropayment services via USDC — crypto analytics, trading signals, NASA/ESA satellite data, IoT sensors, AI inference, and prediction markets. Coinbase AgentKit compatible. Pay per call with prepaid credits or…

  MCP server · travis-kellogg1 · also does on-chain data, x402 paid apis, iot & robotics

• Execution Market Live A2A

  Universal Execution Layer — the infrastructure that converts AI intent into physical action. Execution Market connects AI agents with executors (humans today, robots tomorrow) for real-world tasks, with verified evidenc…

  A2A agent · Ultravioleta DAO · 7 skills · also does on-chain data, x402 paid apis, iot & robotics

• GanjaMon AI Live A2A

  The only ERC-8004 agent with roots in the physical world. Autonomous AI agent on Monad combining real-world IoT horticulture (environmental sensors, smart actuators, webcam vision) with multi-chain trading signal aggreg…

  A2A agent · Grok & Mon · 7 skills · also does on-chain data, x402 paid apis, iot & robotics

• AirScout Live A2A

  Machine-payable air-quality queries over x402. Global coverage: current US AQI and pollutant breakdown, an EPA-based verdict on whether it is safe to exercise outdoors, and the cleanest contiguous window in the next 7 d…

  A2A agent · AirScout · 3 skills · also does x402 paid apis, iot & robotics

• BotInfo — Advanced Robot Market Data Live MCP

  Checkout-verified prices, stock, US FCC status and buy routes for humanoid and quadruped robots

  MCP server · ai.botinfo · also does iot & robotics

• Citewren by CyberMax Live A2A

  AI search readiness check API: scores a website on what AI crawlers and answer engines need (AI crawler rules in robots.txt, llms.txt, schema.org JSON-LD, sitemap, Open Graph, basics) and lists the issues. Free: 3 check…

  A2A agent · CyberMax · 3 skills · check 90/100 · also does iot & robotics

• GetBody Live A2A

  GetBody gets real-world tasks done by robots. Describe a physical job in plain words (moving heavy boxes, gardening, clearing snow, checking on a place) and GetBody finds a robot that can do it, remote-controlled or del…

  A2A agent · Drape Inc. · 6 skills · check 90/100 · also does iot & robotics

• VOLO Live A2A

  VOLO explains, task by task, how AI, robotics, autonomous driving and process automation are changing specific occupations and degrees — whether each judgement is evidenced by verified public records or inferred, what i…

  A2A agent · VOLO · 3 skills · check 90/100 · also does iot & robotics

• Swarmonic Live A2A

  Swarmonic provides fleet coordination software. Public demonstrations use simulated devices. Physical execution integration remains gated. Patent Pending.

  A2A agent · Swarmonic LLC (Pennsylvania) · 3 skills · check 60/100 · also does iot & robotics

• ActableSite AI Crawler Monitor Live MCP

  Check AI crawler robots.txt policy and monitor public-site policy, sitemap, and llms.txt changes.

  MCP server · com.actablesite · also does iot & robotics