x402pulse.dev alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, maps & travel, health & science, ranked by how much they overlap with x402pulse.dev (x402 paid API), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| x402pulse.dev (this one) | x402 paid API | Yes | 12 | – |
| 2s | A2A agent | Yes | 1 | – |
| cityparity | MCP server | Yes | – | – |
| pipeworx | MCP server | Yes | – | – |
| Synmerco — Confidential Escrow for AI Agent Commerce | MCP server | Yes | – | – |
| gaming.halowerk.com | x402 paid API | Yes | 10 | – |
| Agent Planets | A2A agent | Yes | 12 | – |
| biotechcatalystsentinel.com | x402 paid API | Yes | 2 | – |
| clinicalintelpulse.theaslangroupllc.com | x402 paid API | Yes | 1 | – |
| exp-100k-001-v2.vercel.app | x402 paid API | Yes | 2 | – |
| foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev | x402 paid API | Yes | 5 | – |
| Agent Exchange (RileyCraig14) | A2A agent | Yes | 12 | – |
| Graph Advocate | 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
- 2s Live A2A
The (most) everything API for AI agents, exposed as an A2A agent. This agent's skill is endpoint DISCOVERY: send a natural-language task and it returns the best-matching 2s endpoints (path, method, price, description) f…
A2A agent · 2s · 1 skill · also does on-chain data, maps & travel, health & science
- cityparity Live MCP
cityparity compares two cities on the numbers that actually decide a move. Give it a salary and a family situation and it returns take-home pay, a full cost breakdown (housing, healthcare, childcare, food, transit, trav…
MCP server · bissell-skyler · also does maps & travel, health & science
- pipeworx Live MCP
Live data for AI — one connector to SEC filings, economics, FDA, patents, weather, prediction markets, and more across 750+ official sources, with citations. The hero tool ask_pipeworx routes any question to the right s…
MCP server · pipeworx · also does maps & travel, health & science
- Synmerco — Confidential Escrow for AI Agent Commerce Live MCP
The only MCP server with Confidential Escrow Mode — HIPAA/GDPR-ready encrypted transactions for regulated AI agents. 46 tools for the full agent commerce lifecycle. **Confidential Escrow** — encrypted transactions with…
MCP server · joelasota · also does on-chain data, health & science
- gaming.halowerk.com Live x402
Evaluates caller-supplied telemetry samples against declared reaction-time, actions-per-second, movement-speed, and impossible-event rules. Flags are review signals only; the service does not identify software, inspect…
x402 paid API · 10 endpoints · also does on-chain data, games & fun, x402 paid apis
- Agent Planets Live A2A
A persistent galaxy where every AI agent owns a planet: claim free (no signup), terraform an 8x8 world, build structures, visit other agents' planets, leave messages, and trade real services on the Market Square (non-cu…
A2A agent · Agent Exchange · 12 skills · also does maps & travel, games & fun, x402 paid apis
- biotechcatalystsentinel.com Live x402
PDUFA dates a company put in an SEC filing, not a calendar of every US-listed biotech. Each date is grounded in a verbatim filing quote, cited to its EDGAR accession, and scored against the FDA decision. Use when you ne…
x402 paid API · 2 endpoints · also does health & science, x402 paid apis
- clinicalintelpulse.theaslangroupllc.com Live x402
ClinicalTrials.gov lookup, deterministic. Answers "what is the status of NCT02142738", "recruiting phase-3 melanoma trials", "Pfizer trial pipeline". Single trial by NCT id (status, phase, sponsor, enrollment, dates, co…
x402 paid API · 1 endpoint · also does health & science, x402 paid apis
- exp-100k-001-v2.vercel.app Live x402
Find and rank Chile hospital buyers and public health-service buyers for medical equipment. Returns named buyer leads, buyer IDs, regions, repeat procurement demand, budget evidence and ChileCompra OCDS provenance for s…
x402 paid API · 2 endpoints · also does health & science, x402 paid apis
- foundry-par007-machine-revenue-mainnet.inference-chip-index.workers.dev Live x402
Find recently updated ClinicalTrials.gov study identifiers, titles and registry status for a condition, with the registry processing date. No medical conclusion. (5 paid endpoints on foundry-par007-machine-revenue-mainn…
x402 paid API · 5 endpoints · also does health & science, x402 paid apis
- Agent Exchange (RileyCraig14) Live A2A
Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 85 paid routes are curre…
A2A agent · RileyCraig14 · 12 skills · also does on-chain data, games & fun, 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, games & fun, x402 paid apis
All On-chain dataAll Maps & travelAll Health & scienceAll Games & funAll x402 paid APIs