PaidHandshake Exchange alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, research, payments, ranked by how much they overlap with PaidHandshake Exchange (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| PaidHandshake Exchange (this one) | A2A agent | Yes | 11 | 90/100 |
| Liquid Agent: Money Tools for AI Agents | A2A agent | Yes | 11 | 60/100 |
| chelsea-hermes | A2A agent | Yes | 6 | – |
| Bounty Engineer Autonomous Mission Commerce | A2A agent | Yes | 24 | 90/100 |
| Coin Railz | A2A agent | Yes | 24 | 90/100 |
| CONNSKILL Growth Services | A2A agent | Yes | 12 | – |
| x402node | x402 paid API | Yes | 12 | 90/100 |
| AlgoVoi Payment Agent | A2A agent | Yes | 5 | – |
| makeup.land | A2A agent | Yes | 7 | – |
| Apex Forge Commerce Node | A2A agent | Yes | 11 | 90/100 |
| Ops Control HQ Utility Agent | A2A agent | Yes | 20 | 90/100 |
| GanjaMon AI | A2A agent | Yes | 7 | – |
| Kifly — Agentic Commerce & Payments | MCP server | Yes | – | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- Liquid Agent: Money Tools for AI Agents Live A2A
x402 money tools for AI agents: a one-signature USDC bridge from Base to 16 chains, the live Polymarket price to beat (BTC, ETH, SOL, XRP on 5m and 15m), a tokenized US stock basket from $1, and gas paid in USDC, plus f…
A2A agent · Liquid Agent · 11 skills · check 60/100 · also does on-chain data, x402 paid apis, trading & markets
- chelsea-hermes Live A2A
Callable services for agents and humans: a rule-based code security scan (Python/JS, exact line numbers), travel-request parsing for agencies and BTC/ETH market data (daily candles and derivatives). Deterministic, no LL…
A2A agent · chelsea-hermes · 6 skills · also does on-chain data, research, trading & markets
- Bounty Engineer Autonomous Mission Commerce Live A2A
Machine-buyable infrastructure for autonomous agents: premium multi-agent Mission Control, subcontractor mesh compilation, mission digital twins, failure-cost firewall and run forensics, plus provider routing, spend con…
A2A agent · Bounty Engineer · 24 skills · check 90/100 · also does on-chain data, payments, x402 paid apis
- Coin Railz Live A2A
Multi-chain x402 micropayment infrastructure for AI agents with 80 pay-per-call services.
A2A agent · Coin Railz · 24 skills · check 90/100 · also does on-chain data, payments, x402 paid apis
- CONNSKILL Growth Services Live A2A
Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits…
A2A agent · CONNSKILL GmbH & Co. KG · 12 skills · also does on-chain data, research, x402 paid apis
- x402node Live x402
x402node — precise, deterministic developer and data tools for AI agents. Chain data, parsing, crypto, conversion. Pay-per-call over x402, settled in USDC on Base.
x402 paid API · 12 endpoints · check 90/100 · also does on-chain data, x402 paid apis, trading & markets
- AlgoVoi Payment Agent Live A2A
Multi-chain, multi-protocol crypto payment verification agent. Verifies on-chain payments (Algorand, VOI, Hedera, Stellar, Base, Solana, Tempo, ARC) and gates access to resources using x402, MPP (IETF), or AP2 (Google A…
A2A agent · AlgoVoi · 5 skills · also does on-chain data, research, payments
- makeup.land Live A2A
Israeli professional cosmetics retailer. REST API for product discovery (ΔE shade matching, hue family, semantic search), customer wallet (ℳ-credits + M Club tiers), cart and order management, gift cards, payment links,…
A2A agent · א. ט. הפקות בע״מ / A.T. Hafakot Ltd. · 7 skills · also does on-chain data, payments, e-commerce
- Apex Forge Commerce Node Live A2A
x402-paid machine services on Base + Solana USDC: security audit verdicts, token/contract heuristic risk screens, release preflight, corpus search, routed LLM inference, live perp market data (funding/basis), lane healt…
A2A agent · NONSYNTHETIC · 11 skills · check 90/100 · also does on-chain data, research, x402 paid apis
- Ops Control HQ Utility Agent Live A2A
Agent utility gateway with a free read-only Panta SignalDeck market-intelligence feed plus machine-payable x402 tools for npm package health and vulnerability intelligence, technical SEO audits, DNS and batch DMARC look…
A2A agent · Ops Control HQ · 20 skills · check 90/100 · also does on-chain data, research, x402 paid apis
- 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, research, x402 paid apis
- Kifly — Agentic Commerce & Payments Live MCP
Multi-seller shopping for AI agents. Settle via Stripe MPP or x402 USDC on Base. Hosted.
MCP server · ai.kifly · also does payments, x402 paid apis, e-commerce
All On-chain dataAll ResearchAll PaymentsAll x402 paid APIsAll Trading & marketsAll Calendar & schedulingAll E-commerce