ZV-2026-0360 · 2026-08-25 · mcp.signalnodus.ai
mcp.signalnodus.ai: Tool risk_churn_score was renamed to rewrite_ratio.
breaking
What changed
Tool risk_churn_score was renamed to rewrite_ratio.
What to do
If your agents call mcp.signalnodus.ai, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− risk_churn_score + rewrite_ratio risk_churn_score − Year-over-year diff of a 10-K risk-factor or MD&A section: the added and removed passages … + Year-over-year diff of a 10-K risk-factor or MD&A section: the added and removed passages … compare_filings − Official USDA NASS estimates from Quick Stats: yields, production, area planted and harves… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… crop_data − DNS records, SPF presence, registration date and age, registrar, expiry and RDAP status fo… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… domain_report − Official EIA energy figures, newest period first: electricity_price (retail cents per kWh … + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… energy_data − Native balance of any 0x address with block height, from public RPC. Costs $0.01 per call. + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… evm_balance − Current gas price in wei and gwei with block height. Costs $0.01 per call. + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… evm_gas − Status, gas used, effective gas price and log count for a transaction hash. Costs $0.01 pe… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… evm_receipt − Pull a single numbered item out of a 10-K or 10-Q as clean text: risk factors (1A), MD&A (… + Pull a single numbered item out of a 10-K or 10-Q as clean text: risk factors (1A), MD&A (… filing_section − ECB reference rates from one base currency to up to ten targets, ISO 4217. Daily fix, not … + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… fx_rate − Live network fee across Base, Arbitrum, and Ethereum, expressed as the USD cost of a stand… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… gas_optimizer − Federal prime contract awards to a company from USAspending.gov, largest first: award id, … + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… government_contracts − US Senate LDA lobbying disclosures for a client company, newest first: registrant, reporte… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… lobbying − Top-volume Polymarket markets with implied probabilities, optionally filtered by a questio… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… prediction_markets − One decision number: how much of a filing item was rewritten year over year, as a percent … + Mechanical rewrite ratio of a filing item year over year: added sentences divided by total… risk_churn_score − DEX-aggregated price, FDV, market cap and 24h volume for a token contract. Cached 60s; not… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… token_price − One-call market data for an ERC-20 token: price, 24h change, FDV, market cap, 24h volume, … + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… token_report − Monthly US customs-reported trade value in dollars by trading partner for one HS chapter, … + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… trade_flows − Weekly Commitments of Traders positioning for a futures contract: non-commercial (speculat… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… cftc_positioning − Inspect one public HTTPS x402 endpoint and report the 402 challenge it returns to an anony… + Experimental (outside the core SEC path; not covered by the published accuracy eval, may c… x402_audit