SignalsFeed
https://signalsfeed.com/api/v1/feed
● healthy
a2a-agent
Economic indicators and real-time macroeconomic data API for AI agents. Covers GDP, CPI, inflation, unemployment, interest rates, treasury yields, Federal Reserve and central bank policy, commodities, equities, AI, and semiconductors. Structured signals with source-backed evidence, credibility scoring, and related signals. Pay-per-call via x402 ($0.01 USDC on Base). Free teaser discovery; no API keys.
Category
a2a-agent
Chains
base
Price
$0.0100 USDC / call
Quality grade
How grading works
C+
60.0 / 100
Availability
40.0 / 40
Endpoint responded (HTTP 402)
Payability
20.0 / 20
- ✓ Answers a real HTTP 402 challenge
- ✓ Publishes a /.well-known/x402 descriptor
- ✓ Payment address on record
- ✓ Settlement network declared
- ✓ Price declared
Demand
0.0 / 40
Payment address on record, not yet queried on-chain
Owner verified
0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 11 h ago.
Availability and on-chain demand are both re-probed daily; the grade
updates automatically on the next pass.
How to call
cURL · x402-fetch / x402-axios will auto-handle 402
curl -sS -i -X GET https://signalsfeed.com/api/v1/feed # expect HTTP 402 Payment Required (about 0.01 USDC/call)/.well-known/x402.json
https://signalsfeed.com/.well-known/x402
Listed in
Directories this entry was found in.
a2a