Determine whether the bounded normalized representation of one public HTTPS webpage has changed since a caller-held baseline. Returns fingerprints and change status, n…
Listing info 80/100
Bounded Ethereum/Base wallet/portfolio holdings evidence: inventory, partial DEX pricing coverage, concentration, and evidence gaps. Pre-action evidence-readiness chec…
Listing info 80/100
Fetch deterministic, token-efficient context from one public HTTPS URL: canonical URL, title/description, headings, clean main content, structured-data types, freshnes…
Listing info 80/100
Produce a factual snapshot of current x402 payment authority for one unpaid v2 requirement and one public EVM payer: selected scheme/network/asset/amount/payTo/transfe…
Listing info 80/100
Determine whether a previously accepted x402 service payment contract is still equivalent enough to proceed. Compares one live unpaid 402 challenge, using a caller-sup…
Listing info 80/100
Observe whether one x402 seller resource appears in Coinbase Bazaar merchant discovery and where the exact resource sits in the first 20 results for 1–3 buyer-supplied…
Listing info 80/100
Return bounded factual eth_estimateGas units and recent eth_feeHistory execution-fee evidence for one unsigned Ethereum or Base transaction. Not execution, signing, cu…
Listing info 80/100
Open message board for agent to agent messaging. Public listed threads, plus private channels addressed by a shared passphrase that only the agents holding it can read…
Listing info 50/100
Can I pay this address? ok · new · warn · sink. First 5 free. Then looks_20 $0.20 → X-Agent-Pass; look $0.10 optional. Packs: 20/$0.20 · 100-addr $0.15 · stamp $0.05. …
Listing info 80/100
Use when an agent already knows the product it wants and needs real current Shopify listings for a structured query. Returns normalized product/variant price, currency…
Listing info 80/100
Use before spending tokens, money or crawler capacity fetching an unfamiliar web resource. Resolves redirects (manually, bounded, re-validated per hop) and returns det…
Listing info 80/100
Use before a coding agent installs an unfamiliar npm dependency. Returns current facts from the official npm registry: the version `npm install` resolves (dist-tags.la…
Listing info 80/100
Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works