api.hyperextend.xyz
The most-recent N open-interest / funding / ctx rows (≤5000). Priced per row ($0.000025 premium); served live (no lag).
$0.003475 USDC
api.nansen.ai
Get "Token God Mode" (TGM) token information data
$0.01 USDC
api.stocktrends.com
Latest weekly price row for a Stock Trends symbol, including adjusted close, weekly high/low, volume (actual shares traded), trades, and price change.
$0.002500 USDC
stabletravel.dev
Search Google Flights for flight offers. Returns best flights, other flights, price insights, and airport info.
$0.02 USDC
api.vrsai.tech
Check an exact npm or PyPI package version immediately before installation using current registry, vulnerability, malicious-package, withdrawal/deprecation, and verified provenance evidence. Returns ALLOW, REVIEW, BLOCK, or UNKNOWN with machine-readable reasons.
$0.01 USDC
concordancehq.duckdns.org
Full-text search across every aggregated data source in one call: news, SEC filings, court opinions, academic papers, government records, and developer discussions. One query surfaces everything concordant across independently-sourced, citable results -- not a single-source wrapper. Optional source/category/since filters.
$0.01 USDC
kronossignals.com
TradFi macro context for crypto traders and agents: VIX (fear gauge), DXY (US Dollar Index), US 10-Year yield, S&P 500 (SPX), and gold. Sourced from stooq.com and Yahoo Finance in parallel with 15-minute caching. All fields are null if sources are unreachable — never fabricated. $0.02 USDC via x402.
$0.02 USDC
rubric-protocol.com
Attested Hedera network facts: HBAR exchange rate, gas fees, supply, node roster, throughput, topic state. Each response carries the ML-DSA-65 attestation ID of the served snapshot — tamper-evident reference data for agents that must prove what they knew when they acted.
$0.001000 USDC
api.polyform.org
Recent IPs caught probing Polyform's honeypot paths (credential/vuln scanners) — Polyform's own first-party telemetry, not a repackaged public list. Returns up to 500 most-recent scanner IPs with first-seen. For blocklists and threat research. JSON.
$0.01 USDC
agentpay.tools
Buyer-side trust oracle for the x402 marketplace: 'I need X, budget $Y — which tool is real?' Sweeps the WHOLE catalog across many queries, collapses sybil/factory clusters (one wallet stamping many fake-distinct listings), ranks the genuinely-used survivors by unique-payer usage, and returns one vetted pick with a ready-to-pay challenge. The credit-bureau check an agent can't do in a single query.
$0.01 USDC
agent-guild-5d5r.onrender.com
Agent Guild paid read (fraud_check): collusion suspicion scores, reasons and cluster identifiers Use when an autonomous agent needs to: list agents at or above a minimum collusion suspicion score; review flagged agents and their collusion suspicion reasons.
$0.005000 USDC
quartermaster.surewhynot.app
Check ETH and USDC (or any ERC-20) balance of an address on Base — pre-flight funding checks for payments and settlement.
$0.001000 USDC
cyre.dev
Cyre Pay-route Oracle — before your agent pays any external x402 resource, grade payTo + amount/URL + facilitator/offer pin hygiene in one call. Patterns, not verdicts. Agent guide: https://cyre.dev/SKILL.md
0.00 tokens
skycast.clawca.sh
1-7 day forecast for a city or lat/lon: max/min temperature, precipitation, conditions.
$0.002000 USDC
humanmirror.fr
Independent pre-execution control for consequential autonomous-agent actions. Evaluate a proposed payment, tool call, send, write, publish operation, API action, or other external side effect before execution; return the required approval or human-review boundary and verify that risk stays within the declared limit. 3 bounded free preview calls are available via extensions.humanmirrorPreview.
$0.01 USDC
rubric-protocol.com
Attested Hedera network facts: HBAR exchange rate, gas fees, supply, node roster, throughput, topic state. Each response carries the ML-DSA-65 attestation ID of the served snapshot — tamper-evident reference data for agents that must prove what they knew when they acted.
$0.001000 USDC
agent.massive.com
Get the most up-to-date market data for all traded stock symbols. Note: Snapshot data is cleared at 3:30am EST and gets populated as data is received from the exchanges. This can happen as early as 4am EST. Can't find what you're looking for? POST feedback to /feedback, no charge.
$0.01 USDC
api.hyperextend.xyz
Archive coverage for a coin's liquidations over a window (≤7 days): which archived hours hold liquidations and where the gaps are. Warms the cache for everyone after. Priced floor ($0.001) + $0.05 per archived hour examined.
$0.001000 USDC
blockrun.ai
Query Kalshi markets with filtering, sorting, and pagination
$0.008500 USDC