Discover / api.myceliasignal.com
Mycelia Signal
■ Challenge detectedReal-time Bitcoin price in USD, a median across 10 exchanges including Binance, Coinbase, Kraken and Bullish — Ed25519 signed attestation
- Listed price
- $0.01
- Challenge detected
- 10 of the last 10 checks
- Median response
- 203 ms
- Last checked
- 17 Oct, 07:50 UTC
- In our index since
- 26 Sept 2026
Endpoint
curl -i https://api.myceliasignal.com/oracle/price/btc/usd # 402 Payment Required: pay with an x402 client (USDC on Base), # then send the same request again with the payment attached.
176 listed endpoints · on x402 Bazaar
Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.
Base URLhttps:
- GET/defi
/metrics$0.05DeFi protocol metrics — TVL, avg supply APR, utilization for Aave, Compound, Morpho, Spark, Sky and more. DeFiLlama + on-chain. Ed25519 signed. — Ed25519 signed attestation - GET/econ
/us /cpi$1US Consumer Price Index — latest CPI inflation reading for Fed policy and macro trading — Ed25519 signed attestation - GET/orderbook
/btc /usd$0.03BTC order book imbalance — depth, spread, sweep cost across 5 exchanges with collapse detection — Ed25519 signed attestation - GET/price
/eur /cad$0.01EUR/CAD forex exchange rate — euro to Canadian dollar — Ed25519 signed attestation - GET/history
/index /msti$0.1MSTI contagion index history — 56 days of crypto-TradFi contagion data with per-row Ed25519 signatures — Ed25519 signed attestation - GET/price
/usdt /eur$0.01USDT/EUR derived rate for stablecoin exposure in European markets — Ed25519 signed attestation - GET/gas
/arbitrum$0.01Arbitrum L2 gas price — current transaction fee for Arbitrum One network — Ed25519 signed attestation - GET/defi
/metrics /compound$0.05Compound V3 protocol metrics — TVL, utilization, avg supply APR — Ed25519 signed attestation - GET/econ
/commodities /natgas$1Natural gas spot price — Henry Hub rate for energy market exposure and commodity inflation — Ed25519 signed attestation - GET/price
/gbp /cad$0.01GBP/CAD forex exchange rate — British pound to Canadian dollar — Ed25519 signed attestation - GET/econ
/us /unrate$1US unemployment rate — latest BLS jobs market reading for Fed dual mandate tracking — Ed25519 signed attestation - GET/compute
/best /h100_sxm$0.05Cheapest H100 SXM GPU rental — best hourly rate across Azure, GCP, AWS, Lambda and CoreWeave — Ed25519 signed attestation - GET/defi
/yield /best /dai$0.05Best DAI supply yield across all protocols and chains — Ed25519 signed attestation - GET/price
/eth /usd$0.01Real-time Ethereum price in USD, a median across 6 exchanges including Coinbase, Kraken, Bitstamp and Bullish — Ed25519 signed attestation - GET/econ
/calendar /fomc$0.05FOMC meeting schedule — upcoming Federal Reserve rate decision dates for interest rate and bond trading — Ed25519 signed attestation - GET/price
/usd /cad$0.01USD/CAD forex exchange rate — US dollar to Canadian dollar loonie rate — Ed25519 signed attestation - GET/defi
/yield /compare$0.05USDC rate comparison across all DeFi lending protocols — Ed25519 signed attestation - GET/price
/chf /cad$0.01CHF/CAD forex exchange rate — Swiss franc to Canadian dollar — Ed25519 signed attestation - GET/liquidations
/sol /usd$0.03SOL liquidation flow — real-time across 4 exchanges — Ed25519 signed attestation - GET/iv-surface
/sol /usd$0.05Solana implied volatility surface — full strike and expiry IV grid for options pricing and hedging — Ed25519 signed attestation - GET/price
/brl /usd$0.01BRL/USD — live Brazilian real to US dollar from exchange order books (USDT/USD ÷ USDT/BRL), 24/7; prices DePix (1:1 BRL on Liquid) at its peg — Ed25519 signed attestation - GET/price
/xrp /usd$0.01Real-time XRP price in USD, aggregated from multiple exchanges — Ed25519 signed attestation - GET/instruments
/btc /options$0.03BTC options instrument discovery — 2002+ contracts, 106 strikes, 11 expiries across 3 exchanges — Ed25519 signed attestation - GET/basis
/btc /usd$0.02BTC/USD spot-futures basis and annualized carry across 5 exchanges — Ed25519 signed attestation - GET/price
/btc /usd$0.01Real-time Bitcoin price in USD, a median across 10 exchanges including Binance, Coinbase, Kraken and Bullish — Ed25519 signed attestation
A dash means the listing gives no price or method. Copy buttons copy the full URL.
Showing 25 of 176 listed endpoints. Next endpoints First endpoints
Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/api.myceliasignal.com
Recent checks
All 10 checks
| When (UTC) | Result | HTTP | Response |
|---|---|---|---|
| 17 Oct, 07:50 UTC | Challenge detected | 402 | 158ms |
| 15 Oct, 23:42 UTC | Challenge detected | 402 | 288ms |
| 14 Oct, 19:26 UTC | Challenge detected | 402 | 301ms |
| 13 Oct, 00:46 UTC | Challenge detected | 402 | 217ms |
| 11 Oct, 06:02 UTC | Challenge detected | 402 | 222ms |
| 9 Oct, 21:31 UTC | Challenge detected | 402 | 182ms |
| 8 Oct, 18:39 UTC | Challenge detected | 402 | 188ms |
| 7 Oct, 15:42 UTC | Challenge detected | 402 | 284ms |
| 6 Oct, 15:31 UTC | Challenge detected | 402 | 132ms |
| 29 Sept, 05:02 UTC | Challenge detected | 402 | 130ms |
Questions
Did our last probe detect a payment challenge?
At our last probe on 17 Oct, 07:50 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.
What price is recorded for Mycelia Signal?
Its listed price is $0.01.
What payment terms does Mycelia Signal advertise?
The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.
Where is Mycelia Signal listed?
In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.
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