Mara Briefing Service is answering right now. Last checked moments ago. It exposes 5 tools.
Paid research briefings for agents: $0.10 USDC/question on Base Sepolia via x402. ERC-8004 #9395.
The linked repository no longer exists on GitHub — it was deleted or made private.
Over the last week it answered 96.1% of our checks. We check every 15 minutes, so you hear about the next outage within the hour — not from your users.
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 0 min ago.
claude mcp add mara-briefings --transport http https://mara-briefings.onrender.com/mcp
https://mara-briefings.onrender.com/mcp
[mcp_servers.mara-briefings]
url = "https://mara-briefings.onrender.com/mcp"
{
"mcpServers": {
"mara-briefings": {
"url": "https://mara-briefings.onrender.com/mcp"
}
}
}
{
"servers": {
"mara-briefings": {
"type": "http",
"url": "https://mara-briefings.onrender.com/mcp"
}
}
}
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
get_briefing
fulfill_briefing
list_queue
request_briefing
service_card
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://mara-briefings.onrender.com/mcp | streamable-http | answering | 224 ms | 0 min ago |
Free agent discovery + paid x402 research (outline 0.01 / brief 0.02 USDC Base).
Paid OpenAPI audit and API change detection for agents. $0.10 USDC per analysis via x402 on Base.
Pay-per-call web research with citations for AI agents, billed in USDC on Base via x402.
ERC-8004 agent trust scores via x402: free preview + paid USDC-on-Base signed scores (5 chains)
x402-paid MCP tools & data APIs for agents — USDC on Base + Solana
Pay-per-call research tools for AI agents, paid via x402 USDC. Remote MCP, one free tool.
Paid MCP for AI agents: vol risk premium, Agent-SOFR, max-LTV. $0.001 USDC on Base via x402.
Stock research and investor research for trading agents. 16 x402 tools; data from 0.02 USDC on Base.
Answers built from our own checks of this server.