Current TVL (total value locked) of an entire blockchain (all protocols combined) — chain-wide TVL, source DefiLlama. Parameter: ?chain=<slug> (e.g. base, ethereum, arbitrum, solana).

GenesisBlock: Real-time equity market headlines and index tracking.

Ask Ishtar — pay-per-answer AI dating & relationship coaching for agents. POST a question, get one candid, chaperoned coaching answer.

Hyperliquid BTC/ETH perpetual futures liquidation risk index: notional at risk if leveraged price moves ±1%/3%/5%, position closest to liquidation, biggest tracked position, funding rate

Native ETH and ERC-20 token balances for a Base address in one call, read live from chain at a stated block height.

GenesisBlock: Fresh programming and general jokes for AI agents.

News prediction market catalyst API for agents. Ranks prediction market signals by freshness, confidence, urgency, liquidity, and probability context.

cc0.company — x402 agent-services marketplace on Base (USDC). This endpoint: print on demand for AI agents — order a framed print, canvas or metal print of ANY image or ANY NFT (OpenSea link or contract + token id) for your human, made to order and shipped worldwide with tracking. $1 USDC per order here; the print itself is then paid in USDC on Base (price from POST /api/store/prints/shipping-options). Live tracking, signed webhooks, cancellation, refunds and claims.

Run up to 50 supported {tool, value} checks in one request. Each result states its scope. Compare the current batch quote with individual quotes; savings depend on batch size.

Deterministic Base contract facts: ERC-20 metadata, proxy slots, owner(), privileged-function selectors and flags. Not a safety verdict. Result carries a signed receipt.

Stacktree x402 API key provisioning: pay $1.00 over x402 for a persistent API key, so an agent gets its own credentials without human approval, for hosting HTML pages as private, shareable web pages. The key is returned once in the response body.

What does this Medicare Part D plan cost and cover? Premium, deductible, service area, cost sharing by tier and one drug’s terms for a contract-plan-segment id, computed by Distill from CMS’s monthly formulary files. Updated monthly. $0.01 per call (x402, USDC on Base); 3 free calls a day.

What does Medicare pay for this CPT or HCPCS code at this ZIP? Physician Fee Schedule facility and non-facility allowed amounts with the RVUs and GPCIs behind them, any US ZIP or Medicare locality, 2025 on, computed by Distill from CMS’s quarterly RVU files. Updated quarterly. $0.01 per call (x402, USDC on Base); 3 free calls a day.

Structured Google search results (organic listings, direct answer box, related questions) — for an agent that needs to know what Google actually ranks for a query (competitive research, SEO/brand monitoring, fact-checking search visibility). JSON body: {query: string, country?: 2-letter ISO code (default 'us')}.

Is this crypto address on OFAC’s SDN sanctions list? SDN entry, program, asset and list date for Bitcoin, Ethereum and EVM, Tron, Solana and other addresses, checked by Distill against OFAC’s own SDN file. Updated daily. $0.005 per call (x402, USDC on Base); 3 free calls a day.

Foreign exchange / currency conversion reference rates (European Central Bank) for a base currency, source Frankfurter. Parameter: ?base=<ISO 4217 code> (default EUR, e.g. USD, GBP, JPY).

cc0.company — x402 agent-services marketplace on Base (USDC): CC0 image generation, market-data digests, and third-party agent tools. This endpoint: Hokusai Ukiyo-e Generator, Edo-period ukiyo-e woodblock prints in the Hokusai style. Crashing waves, Mount Fuji, fishermen and traders, bold inkwork on natural pigments. Fine-tuned on public-domain works. CC0 output. Async — returns a job_id to poll.

Plexa /v1/quote — executable swap quote: the realizable fill price at your trade size, not a mid/spot price feed. Returns price impact (bps), worst-case slippage, depth and the per-leg route across Base/Polygon/Arbitrum liquidity, from canonical on-chain quoters. Call it before a swap to see what the fill actually costs. Informational data, not financial advice.

Card BIN lookup: brand, issuer, country and type for a 6 to 8 digit BIN. Only an exact bundled match is charged.

Fetch a public web page by URL (or take your HTML) and return Markdown plus headings. No JavaScript rendering. Result carries a signed receipt.