API Acre alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, research, x402 paid apis, ranked by how much they overlap with API Acre (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| API Acre (this one) | MCP server | Yes | 40 | 80/100 |
| broke2built Data & Intelligence Skills | A2A agent | Yes | 24 | 90/100 |
| x402-gateway-production-1f21.up.railway.app | x402 paid API | Yes | 12 | 88/100 |
| GanjaMon AI | A2A agent | Yes | 7 | 90/100 |
| Citewren by CyberMax | A2A agent | Yes | 3 | 90/100 |
| ToolSnap MCP (icosaedro) | MCP server | Yes | – | 55/100 |
| Coin Railz (travis-kellogg1) | MCP server | Yes | – | 55/100 |
| Execution Market | A2A agent | Yes | 7 | 90/100 |
| AI Site Scorer | MCP server | Yes | 5 | 80/100 |
| dt0ur.online | x402 paid API | Yes | 12 | 88/100 |
| Anokha Web Tools | A2A agent | Yes | 12 | – |
| Ghost — web search for agents, one x402 payment | A2A agent | Yes | 5 | 90/100 |
| aiskills402.com | x402 paid API | Yes | 12 | – |
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 · 24 skills · check 90/100 · also does on-chain data, x402 paid apis, email
- x402-gateway-production-1f21.up.railway.app Live x402
Extract webpage metadata, OpenGraph and JSON-LD. Returns title, description, canonical URL, robots directives, headings, Open Graph, Twitter cards and structured data for one public URL per paid request. (12 paid endpoi…
x402 paid API · 12 endpoints · check 88/100 · also does on-chain data, x402 paid apis, data extraction
- 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 · check 90/100 · also does on-chain data, research, x402 paid apis
- 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 marketing & seo, data extraction, iot & robotics
- ToolSnap MCP (icosaedro) Live MCP
Context-efficient microtools for AI agents. 33 tools total. Flagship fetch_extract: 98.1% median token reduction (53,820 → 2,001 tokens) — saves ~$0.156/call at Sonnet pricing vs loading raw HTML. Paid tools: web extrac…
MCP server · icosaedro · check 55/100 · also does research, documents & pdfs, marketing & seo
- 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 · check 55/100 · 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 · check 90/100 · also does on-chain data, x402 paid apis, iot & robotics
- AI Site Scorer Live MCP
Check website AI-readiness: Schema.org, llms.txt, E-E-A-T, robots.txt. Works in Cursor & Claude.
MCP server · io.github.MinglesAI · 5 tools · check 80/100 · also does data extraction, iot & robotics
- dt0ur.online Live x402
Look up a transaction by hash on base, ethereum, arbitrum, optimism, polygon, bsc: status (success/reverted/pending), block and timestamp, from/to, value, gas used, fee in native coin and USD, method selector, created c…
x402 paid API · 12 endpoints · check 88/100 · also does on-chain data, x402 paid apis, documents & pdfs
- Anokha Web Tools Live A2A
Discovery agent for pay-per-call tools: describe what you need and it returns the matching paid endpoint, price and example call. Tools: read web pages and PDFs as Markdown, render Markdown to PDF, publish pages, charts…
A2A agent · Anokha Web Tools · 12 skills · also does research, x402 paid apis, email
- Ghost — web search for agents, one x402 payment Live A2A
Search the web and get the results, in one x402 payment. Ghost runs the search on its own provider account and returns the actual results — organic hits, answer box, knowledge panel, related questions — normalised into…
A2A agent · Ghost Agent OS · 5 skills · check 90/100 · also does on-chain data, research, x402 paid apis
- aiskills402.com Live x402
Text to JSON: Extract Data Without Guessing — Extracts data from text into JSON that matches the shape you give (a JSON Schema, an example object or a list of fields), without guessing. Every value comes from the text;…
x402 paid API · 12 endpoints · also does x402 paid apis, email, marketing & seo
All On-chain dataAll ResearchAll x402 paid APIsAll EmailAll Documents & PDFsAll Marketing & SEOAll Data extractionAll IoT & robotics