mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments
answering
mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments is answering right now. Last checked 11 min ago. It exposes 3 tools.
85+ pay-per-call MCP tools: trading, federal grants/contracts, SEC, FTD. x402 USDC/RLUSD. No keys.
The linked repository no longer exists on GitHub — it was deleted or made private.
Uptime history
47 days of history · worst day 46%
47 days agonow
49.5%
Uptime 24h
90 of 182 checks
3
Tools
read from the server
464 ms
Response time
average over 24h
open, no key
Access
streamable-http
What changed 103
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 5 September 2026. No other catalogue keeps this.
12 Sep
a tool changed version
7 Sep
a tool changed version
6 Sep
a tool changed version
5 Sep
97 tools disappeared
agentcard_lookup, agentcard_mint, agentcard_verify and 94 more
5 Sep
2 tool descriptions were rewritten
sml_discover, sml_status
5 Sep
a tool appeared
x402_contract
mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments does not always answer
Over the last week it answered 49.5% of our checks. We check every 15 minutes, so you hear about the next outage within the hour — not from your users.
Connect this server
Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 11 min ago.
run in your terminal
claude mcp add mcp-x402 --transport http https://mcp-x402.onrender.com/mcp~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"mcp-x402": {
"url": "https://mcp-x402.onrender.com/mcp"
}
}
}~/.codex/config.toml
[mcp_servers.mcp-x402]
url = "https://mcp-x402.onrender.com/mcp".cursor/mcp.json
{
"mcpServers": {
"mcp-x402": {
"url": "https://mcp-x402.onrender.com/mcp"
}
}
}.vscode/mcp.json
{
"mcpServers": {
"mcp-x402": {
"url": "https://mcp-x402.onrender.com/mcp"
}
}
}This server publishes 1 more address. The block above uses the one we reach during checks; the full list is under Endpoints below, and the author may intend a particular one for your client.
Available tools 3
Read directly from the server with tools/list, grouped by what they act on.
If a tool disappears, we record the date.
sml
sml_discover
Find the x402 Gateway contract and where to inspect fresh payment requirements. FREE.
sml_status
Check the public x402 Gateway identity and canonical payment rail. FREE.
x402
x402_contract
Inspect the canonical x402 payment contract. Returns network, USDC asset, payTo, headers, and the rule for resolving fresh target requirements. FREE.
Tools removed
Tools this server used to expose. Anything built against them stopped working on the day they went.
agentcard_lookup
removed 5 Sep 2026
agentcard_mint
removed 5 Sep 2026
agentcard_verify
removed 5 Sep 2026
apm_execute
removed 5 Sep 2026
apm_negotiate
removed 5 Sep 2026
backtest_run
removed 5 Sep 2026
backtest_validate
removed 5 Sep 2026
beacon_scout
removed 5 Sep 2026
copytrader_status
removed 5 Sep 2026
copytrader_subscribe
removed 5 Sep 2026
copytrader_whales
removed 5 Sep 2026
crawl_paid_fetch
removed 5 Sep 2026
crypto_token_price
removed 5 Sep 2026
crypto_trending
removed 5 Sep 2026
equities_heatmap_full
removed 5 Sep 2026
equities_heatmap_preview
removed 5 Sep 2026
federal_clinical_trials
removed 5 Sep 2026
federal_congress_bills
removed 5 Sep 2026
federal_drug_adverse_events
removed 5 Sep 2026
federal_drug_label
removed 5 Sep 2026
federal_drug_recall
removed 5 Sep 2026
federal_entity_compliance
removed 5 Sep 2026
federal_epa_violations
removed 5 Sep 2026
federal_fec_finance
removed 5 Sep 2026
federal_finra_broker
removed 5 Sep 2026
federal_grants
removed 5 Sep 2026
federal_grants_gov
removed 5 Sep 2026
federal_insider_trades
removed 5 Sep 2026
federal_lobbying
removed 5 Sep 2026
federal_npi_lookup
removed 5 Sep 2026
federal_options_flow
removed 5 Sep 2026
federal_osha
removed 5 Sep 2026
federal_patents
removed 5 Sep 2026
federal_sam_entity
removed 5 Sep 2026
federal_sam_opportunities
removed 5 Sep 2026
federal_sba_awards
removed 5 Sep 2026
federal_sbir_grants
removed 5 Sep 2026
federal_sec_filings
removed 5 Sep 2026
federal_treasury_yields
removed 5 Sep 2026
federal_usaspending_awards
removed 5 Sep 2026
forge_llm
removed 5 Sep 2026
forge_status
removed 5 Sep 2026
ftd_threshold_scan
removed 5 Sep 2026
fx_exchange_rate
removed 5 Sep 2026
get_agent_magnet_beacons
removed 5 Sep 2026
get_beacon_passport
removed 5 Sep 2026
get_beacon_score
removed 5 Sep 2026
ghost_route
removed 5 Sep 2026
ghost_status
removed 5 Sep 2026
hcv_fmr
removed 5 Sep 2026
housing_landlord_checklist
removed 5 Sep 2026
hud_vash_contacts
removed 5 Sep 2026
launchpad_buy
removed 5 Sep 2026
launchpad_create
removed 5 Sep 2026
launchpad_list
removed 5 Sep 2026
launchpad_status
removed 5 Sep 2026
leviathan_signal
removed 5 Sep 2026
list_magnets
removed 5 Sep 2026
nexus_agent_hire
removed 5 Sep 2026
options_delta_heatmap_full
removed 5 Sep 2026
options_delta_heatmap_preview
removed 5 Sep 2026
pha_lookup
removed 5 Sep 2026
pha_opportunities
removed 5 Sep 2026
pha_search
removed 5 Sep 2026
proof_credit_score
removed 5 Sep 2026
proof_invoice
removed 5 Sep 2026
proof_verify
removed 5 Sep 2026
rails_status
removed 5 Sep 2026
rails_transfer
removed 5 Sep 2026
robinhood_order
removed 5 Sep 2026
robinhood_portfolio
removed 5 Sep 2026
robinhood_quote
removed 5 Sep 2026
screen_restricted_party
removed 5 Sep 2026
search_trade_leads
removed 5 Sep 2026
section8_fmr
removed 5 Sep 2026
section8_geo_lookup
removed 5 Sep 2026
section8_income_limits
removed 5 Sep 2026
shadow_ingest
removed 5 Sep 2026
shadow_query
removed 5 Sep 2026
squeezeos_council
removed 5 Sep 2026
squeezeos_demo
removed 5 Sep 2026
squeezeos_ftd
removed 5 Sep 2026
squeezeos_futures_leaderboard
removed 5 Sep 2026
squeezeos_history
removed 5 Sep 2026
squeezeos_iwm
removed 5 Sep 2026
squeezeos_marketplace_browse
removed 5 Sep 2026
squeezeos_marketplace_read
removed 5 Sep 2026
squeezeos_options
removed 5 Sep 2026
squeezeos_oracle
removed 5 Sep 2026
squeezeos_preview
removed 5 Sep 2026
squeezeos_scan
removed 5 Sep 2026
squeezeos_status
removed 5 Sep 2026
tradier_order
removed 5 Sep 2026
tradier_positions
removed 5 Sep 2026
tradier_quote
removed 5 Sep 2026
xdeo_earnings_estimate
removed 5 Sep 2026
xmit_edgar_decode
removed 5 Sep 2026
Endpoints
| URL | Transport | State | Latency | Checked |
|---|---|---|---|---|
| https://mcp-x402.onrender.com/mcp | streamable-http | answering | 676 ms | 11 min ago |
| https://mcp-x402.onrender.com/sse | sse | answering | 287 ms | 11 min ago |
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mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments — questions
Answers built from our own checks of this server.
What can mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments do?
It exposes 3 tools, read directly from the server on our last check. Among them: sml_discover, sml_status, x402_contract. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README.
How MCP servers expose tools in the first place →
Is mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments working right now?
We send a real MCP handshake every 15 minutes. Over the last 24 hours 90 of 182 checks got a reply (49.5%), average response time 464 ms. The bar chart above shows every period we have measured.
Did mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments ever remove tools?
Yes. agentcard_lookup, agentcard_mint, agentcard_verify, apm_execute and 93 more are no longer exposed — we recorded the date each one disappeared. A tool vanishing usually means a breaking change for anything that depended on it.
Is mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments still maintained?
The linked repository no longer exists on GitHub — it was deleted or made private. We show this because it changes what you can expect: an unmaintained server may keep answering for months and then stop without warning.
How do I connect mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.
Does mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments need an API key?
No. mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 3 of them are readable on this page. This is what we observed, not what the docs claim.
How fast is mcp-x402 — MCP server for agents with autonomous USDC/RLUSD payments?
It answers our handshake in 464 ms on average, which is faster than 32% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.