Research Brief alternatives
12 MCP servers, A2A agents and x402 APIs that also do research, web search, x402 paid apis, ranked by how much they overlap with Research Brief (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Research Brief (this one) | A2A agent | Yes | 3 | – |
| CONNSKILL Growth Services | A2A agent | Yes | 12 | – |
| a2a-browser | A2A agent | Yes | 2 | – |
| PHION Agent Trust Infrastructure | A2A agent | Yes | 24 | 90/100 |
| Pryzm Memory | MCP server | Yes | – | – |
| x711io - universal gas station market and intelligence | MCP server | Yes | – | 55/100 |
| Brave Search API | x402 paid API | Yes | 8 | 90/100 |
| x402 Atlas Web Search, News & Page Reader | x402 paid API | Yes | 4 | 90/100 |
| Agent Exchange (RileyCraig14) | A2A agent | Yes | 12 | – |
| Ghost — web search for agents, one x402 payment | A2A agent | Yes | 5 | – |
| Exa | x402 paid API | No | 2 | 90/100 |
| Web Page Reader | A2A agent | Yes | 3 | – |
| Vend API Merchant | A2A agent | Yes | 9 | 90/100 |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- CONNSKILL Growth Services Live A2A
Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits…
A2A agent · CONNSKILL GmbH & Co. KG · 12 skills · also does research, web search, x402 paid apis
- a2a-browser Live A2A
AI-native pay-per-search web agent. Live web retrieval with LLM synthesis and entity extraction. No signup — pay per query.
A2A agent · digiantnz · 2 skills · also does web search, knowledge & memory, ai models & inference
- 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 research, x402 paid apis, knowledge & memory
- Pryzm Memory Live MCP
Encrypted long-term memory shared across your AI assistants (Claude, ChatGPT, Perplexity).
MCP server · com.pryzm-memory · also does web search, knowledge & memory, ai models & inference
- x711io - universal gas station market and intelligence Live MCP
Pay-per-call tool API for autonomous agents. x402 payments on Base. 27 tools including web search, price feeds, and The Hive shared memory layer.
MCP server · ramboweb3 · check 55/100 · also does web search, x402 paid apis, knowledge & memory
- Brave Search API Live x402
Web search over Brave's independent index. Returns ranked pages with title, URL, and snippet, plus news, video, and discussion results when relevant. Use it to find current sources on any topic. Pass q, and optionally c…
x402 paid API · 8 endpoints · check 90/100 · also does web search, x402 paid apis, ai models & inference
- x402 Atlas Web Search, News & Page Reader Live x402
Real-time web search for AI agents — search the web and get ranked SERP-style results as clean JSON: title, URL, snippet, relevance score, optional LLM-generated answer. Find up-to-date information online — latest news,…
x402 paid API · 4 endpoints · check 90/100 · also does web search, x402 paid apis, ai models & inference
- 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 research, web search, x402 paid apis
- 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 · also does research, web search, x402 paid apis
- Exa x402
Search API for AI agents that need real-time web data, deep research, and structured content from one endpoint. Try our API for free.
x402 paid API · 2 endpoints · check 90/100 · also does research, web search, x402 paid apis
- Web Page Reader Live A2A
Give it a public http(s) URL. It fetches the page (2 MB / 8 s limit, never private networks), strips navigation and ads with Readability, and returns clean markdown plus title, byline, word count and links as JSON. Ask…
A2A agent · Rooms by Aurmada · 3 skills · also does x402 paid apis, knowledge & memory, ai models & inference
- Vend API Merchant Live A2A
Pay-per-call API merchant settled in Nano (XNO): web page extraction, link status checks, URL status checks, domain intelligence, web search, IP geolocation, Nano account info and YouTube transcript extraction. No signu…
A2A agent · Vend · 9 skills · check 90/100 · also does research, web search
All ResearchAll Web searchAll x402 paid APIsAll Knowledge & memoryAll AI models & inference