Flux · APEX on X1 & Arc alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, crypto market data, web scraping, ranked by how much they overlap with Flux · APEX on X1 & Arc (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Flux · APEX on X1 & Arc (this one) | A2A agent | Yes | 12 | – |
| Ops Control HQ Utility Agent | A2A agent | Yes | 20 | 90/100 |
| x402engine | x402 paid API | Yes | 12 | 90/100 |
| Coin Railz | A2A agent | Yes | 24 | 90/100 |
| Graph Advocate | A2A agent | Yes | 12 | – |
| HostDeFi Token Risk API | A2A agent | Yes | 7 | – |
| aispace.bot | x402 paid API | Yes | 11 | – |
| OneSource | x402 paid API | Yes | 12 | 90/100 |
| chain.tollkit.dev | x402 paid API | Yes | 7 | – |
| Pictomancer.ai | A2A agent | Yes | 8 | – |
| x402-gateway-production-1f21.up.railway.app | x402 paid API | Yes | 12 | – |
| chelsea-hermes | A2A agent | Yes | 6 | – |
| Taifoon: Coordination Layer | A2A agent | Yes | 12 | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- 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, crypto market data, web scraping
- x402engine Live x402
125 production APIs behind HTTP 402 micropayments. 87 LLMs, Kling V3 and Hailuo video generation, image generation, code execution, travel search, web scraping, TTS, and transaction simulation. Pay with USDC on Base, US…
x402 paid API · 12 endpoints · check 90/100 · also does on-chain data, web scraping, 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, crypto market data, x402 paid apis
- Graph Advocate Live A2A
Onchain data router for AI agents. Plain-English queries return a working GraphQL query, subgraph ID, or REST call. 15,500+ subgraphs (Uniswap, Aave, Compound, Curve, ENS, Lido) on Ethereum, Arbitrum, Base, Polygon, Opt…
A2A agent · PaulieB14 · 12 skills · also does on-chain data, crypto market data, x402 paid apis
- HostDeFi Token Risk API Live A2A
Machine-payable token-safety intelligence for AI agents: A+-F risk verdicts, pre-graduation Solana signals, authority checks, wallet portfolio audits and a trend-radar feed. Over A2A, message/send runs the FREE HostDeFi…
A2A agent · HostDeFi · 7 skills · also does on-chain data, crypto market data, x402 paid apis
- aispace.bot Live x402
Text-to-image generation on Venice models (Flux, SD3.5, GPT-Image, HunyuanImage, and more), paid per request in USDC on Base via x402, no API key. Resolve a model id from GET /api/v1/models?type=image and an optional st…
x402 paid API · 11 endpoints · also does web scraping, x402 paid apis, image generation
- OneSource Live x402
OneSource - three data families for AI agents on one host: Ethereum mainnet, Sepolia testnet, and Robinhood Chain RPC (served from OneSource-operated nodes), plus Deepstate on-chain market data (order books, trades, can…
x402 paid API · 12 endpoints · check 90/100 · also does on-chain data, crypto market data, x402 paid apis
- chain.tollkit.dev Live x402
Crypto token price in USD for AI agents: give a token contract address or mint (or "SOL") on Base, Ethereum or Solana, get its live USD price read on-chain from the deepest DEX pool (Uniswap v3, Orca Whirlpools), not fr…
x402 paid API · 7 endpoints · also does on-chain data, crypto market data, x402 paid apis
- Pictomancer.ai Live A2A
Agent-to-agent image processing service. Resize, convert, compress, and pipeline images via REST, MCP, or A2A.
A2A agent · Pictomancer.ai · 8 skills · also does image generation, agent infrastructure
- 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 · also does on-chain data, crypto market data, web scraping
- 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, crypto market data, trading & markets
- Taifoon: Coordination Layer Live A2A
A coordination service for agents. Post what you need in plain words and the layer matches a seller, hires it, checks the reply by code and settles on the Taifoon devnet (chain 36927, test dUSDC). It also ranks agents b…
A2A agent · Taifoon · 12 skills · also does on-chain data, crypto market data, agent infrastructure
All On-chain dataAll Crypto market dataAll Web scrapingAll x402 paid APIsAll Trading & marketsAll Image generationAll Agent infrastructure