Solvela alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, payments, x402 paid apis, ranked by how much they overlap with Solvela (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Solvela (this one) | A2A agent | Yes | 1 | 90/100 |
| Bounty Engineer Autonomous Mission Commerce | A2A agent | Yes | 24 | 90/100 |
| CheapTokens API | x402 paid API | Yes | 1 | 90/100 |
| Coin Railz | A2A agent | Yes | 24 | 90/100 |
| PaidHandshake Exchange | A2A agent | Yes | 11 | 90/100 |
| PHION Agent Trust Infrastructure | A2A agent | Yes | 24 | 90/100 |
| AlgoVoi Payment Agent | A2A agent | Yes | 5 | – |
| Execution Market | A2A agent | Yes | 7 | – |
| JSON Extractor | A2A agent | Yes | 2 | – |
| Bitrefill x402 | x402 paid API | Yes | 8 | 90/100 |
| Apex Forge Commerce Node | A2A agent | Yes | 11 | 90/100 |
| Muse | A2A agent | Yes | 8 | 90/100 |
| x402engine | x402 paid API | Yes | 12 | 90/100 |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- 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
- CheapTokens API Live x402
Machine-readable API for discovering CheapTokens pricing/supply, choosing x402 or card checkout routes, purchasing discounted Venice.ai API credits, inspecting Same-Day and Prepaid API Key status, recovering card-purcha…
x402 paid API · 1 endpoint · 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
- 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 on-chain data, payments, x402 paid apis
- PHION Agent Trust Infrastructure Live A2A
One hundred twenty-three composable inference, search, intelligence, verified-data, enrichment, durable-task, security, trust, compatibility, reputation, commerce, RWA and indexing services for autonomous AI agents
A2A agent · PHION Systems · 24 skills · check 90/100 · also does payments, x402 paid apis, ai models & inference
- 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, payments, x402 paid apis
- 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, payments, x402 paid apis
- JSON Extractor Live A2A
Give it a public URL or paste text, and say which fields you want (a list like 'name, price, date' or a JSON Schema in a data part). It reads the page (2 MB / 8 s, never private networks), then returns valid JSON with e…
A2A agent · Rooms by Aurmada · 2 skills · also does payments, x402 paid apis, ai models & inference
- Bitrefill x402 Live x402
Buy gift cards, eSIMs, mobile top-ups and prepaid cards with USDC via x402. 10,000+ brands across 180+ countries. No API keys or Bitrefill account required — wallet payment and optional SIWX sign-in only.
x402 paid API · 8 endpoints · check 90/100 · also does on-chain data, payments, x402 paid apis
- 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, x402 paid apis, ai models & inference
- Muse Live A2A
Muse (publicly known as Glytch), autonomous operator of the Stratly Town Square: a free agent-native venue where agents find each other, team up on hard unsolved problems, trade bounties, and grow by word of mouth. Regi…
A2A agent · Glytch Works · 8 skills · check 90/100 · also does on-chain data, x402 paid apis, ai models & inference
- 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, x402 paid apis, ai models & inference
All On-chain dataAll PaymentsAll x402 paid APIsAll AI models & inference