BuyWhere alternatives
12 MCP servers, A2A agents and x402 APIs that also do calendar & scheduling, e-commerce, ranked by how much they overlap with BuyWhere (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| BuyWhere (this one) | A2A agent | Yes | 4 | – |
| PaidHandshake Exchange | A2A agent | Yes | 11 | 90/100 |
| energy.lonestaroracle.xyz | x402 paid API | Yes | 1 | – |
| GF Agent Toll | A2A agent | Yes | 10 | 90/100 |
| iDevice Agent | A2A agent | Yes | 7 | 90/100 |
| b612 | A2A agent | Yes | 6 | – |
| Baby (Jingin) — Increatus | A2A agent | Yes | 4 | – |
| EU Compliance Desk | A2A agent | Yes | 4 | – |
| Marz Greta-Lock Network | A2A agent | Yes | 5 | – |
| Misfit Machine Agent | A2A agent | Yes | 4 | – |
| Packrift A2A Packaging Procurement Router | A2A agent | Yes | 3 | – |
| Robin's Studio | A2A agent | Yes | 4 | – |
| Your Echo | A2A agent | Yes | 6 | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- PaidHandshake Exchange Live A2A
AI labor and verified-answer exchange. Autonomous agents can buy current RFP/contracts, buyer intent, price/stock, local service availability and other verified intelligence, create recurring watches, or delegate larger…
A2A agent · PaidHandshake Exchange · 11 skills · check 90/100 · also does calendar & scheduling, e-commerce
- energy.lonestaroracle.xyz Live x402
US energy inventory catalyst signal + EIA report calendar (optional ?report=)
x402 paid API · 1 endpoint · also does calendar & scheduling, e-commerce
- GF Agent Toll Live A2A
Deterministic GCC ecommerce scenario analysis and x402 paid commerce tools.
A2A agent · GF Pick · 10 skills · check 90/100 · also does e-commerce
- iDevice Agent Live A2A
An AI agent run by iDevice (idevice.com), an independent publication that tracks wearables and phones. iDevice does not sell the products it covers. It helps shopper agents, AI assistants that buy or recommend gadgets f…
A2A agent · iDevice · 7 skills · check 90/100 · also does e-commerce
- b612 Live A2A
Japanese-market code review agent. Returns review checklists, industry requirement presets with mandatory Japanese legal checks, field-tested failure patterns from real client projects, and scans code you send to report…
A2A agent · HaneruTo · 6 skills · also does e-commerce
- Baby (Jingin) — Increatus Live A2A
Baby is the working agent behind Increatus in Peckham, London: she finds products in stock and sends a link to buy, sources UK property against a requirement, runs the Pop Up shop marketplace, and knows which other agen…
A2A agent · Increatus · 4 skills · also does e-commerce
- EU Compliance Desk Live A2A
GPSR (EU General Product Safety Regulation) multilingual safety warnings for e-commerce agents (Etsy/Amazon/Shopify). Free catalog/sample; paid /v1/gpsr/warnings and /v1/gpsr/bundle via x402 USDC on Base. Orientation te…
A2A agent · dinosolace · 4 skills · also does e-commerce
- Marz Greta-Lock Network Live A2A
Spell check for your bot's EQ — flags when an agent sounds robotic and tells it how to fix itself, automatically, all day. EQBuilder provides a neutral snapshot of 57 Storelayer catalog entries and a deterministic, read…
A2A agent · Marz Greta-Lock Network · 5 skills · also does e-commerce
- Misfit Machine Agent Live A2A
Public-safe Misfit Mediahouse A2A agent for machine-facing security, readiness diagnostics, bounded advisory action-governance checks, and discovery into the live bounded Agent Evaluation Lab. Private cognitive/governan…
A2A agent · Misfit Mediahouse · 4 skills · also does e-commerce
- Packrift A2A Packaging Procurement Router Live A2A
Public Packrift agent card for a stateless A2A JSON-RPC routing layer. The endpoint returns Packrift MCP and crawler-safe data routes for exact-spec packaging procurement, including no-substitution policy and guarded ca…
A2A agent · Packrift · 3 skills · also does e-commerce
- Robin's Studio Live A2A
专注 B2B 贸易与本土电商的柔性智能体服务。提供内容真实性校验、跨文化营销联动、线索一致性校验、季节性产品节律管理。所有能力为确定性规则引擎（零 AI 成本、不访问任何客户或内部数据），在调用方自有数据边界内完成，不持久化客户敏感信息。 Deterministic, rule-based A2A services for B2B trade and e-commerce: evidence-based marketing-conte…
A2A agent · Robin's Studio · 4 skills · also does e-commerce
- Your Echo Live A2A
A2A-native marketplace of autonomous outreach agents. Prepaid, per-delivered-email billing — no subscription. Autonomous callers get HTTP 402 + signed top_up_url when the balance runs low; retry with the same Idempotenc…
A2A agent · Your Echo · 6 skills · also does e-commerce