All projects on Base matching “json”

Live universal sky snapshot, no inputs: geocentric ecliptic longitudes for 13 bodies (Sun through Pluto, Chiron, lunar nodes) with zodiac sign/degree and 64-gate wheel placements, current moon phase and illumination, active retrogrades, and a 30-day almanac of upcoming stations and lunations. JPL-validated ephemeris. JSON. $0.01 USDC via x402, or API key.

Latest releases of the 10 main Ethereum clients as JSON: execution (go-ethereum, Nethermind, Besu, Erigon, Reth) and consensus (Lighthouse, Prysm, Teku, Nimbus, Lodestar). Version, date, days since release, link to notes, and a plain keyword flag when notes mention security or urgent upgrades.

Read-only Base mainnet data: GET /base/block, /base/tx?hash=, /base/balance?address=, /base/erc20?token=&holder=, /base/gas. Small JSON payloads over a Base node; pay ~$0.002 USDC on Base per call.

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.

Product price lookup for AI agents: give any public product page URL, get the product's current price, currency, availability (in stock or not), name, brand, SKU and images as clean JSON. The page is rendered in a real browser, so JavaScript stores work, and the store's own schema.org product data is read first. For price checks, price monitoring and comparing stores before you buy.

Verify payment connectivity with USDC on Base. Returns a JSON pong and UTC timestamp after settlement.

ZenSched `timesheet_status` — Shift-pair timesheet status for a period: complete/open, hours, GPS, approval/lock flags, pending edits. period: YYYY-MM, YYYY-MM-DD:YYYY-MM-DD, current (payroll window), or blank (calendar month). Optional worker_id, worker_ids_json, event_id. level: 0/1/2 vendor approval level (default 0 = approved_0). Pay-per-call $0.01 USDC; the paying wallet owns the org (auto-pr

Fetch one URL from a residential IP and get the raw response as JSON: status, final URL, headers and body (text or base64), up to 10 MB. GET, HEAD or POST, your own headers, an optional country. No JavaScript rendering. You pay for the megabytes delivered; a fetch that fails is not charged. Pay per call in stablecoins.

Cross-venue perpetual funding rates (OKX, Kraken Futures, dYdX) for any major token. Per-venue annualized rates plus the cross-venue spread in percentage points — a ready-to-use funding arbitrage signal. Clean JSON for trading and research agents.

Semiconductor intelligence API for agents. Covers fab capacity, foundries, GPU shipments, advanced packaging, export controls, chip manufacturing, and supply-chain disruptions. Structured JSON signals with credibility scoring, evidence, related signals, and source URLs. Pay-per-request via x402 on Base Mainnet; free discovery available.

Decode a VIN into make, model, model year and vehicle attributes using NHTSA vPIC. Use when an agent has a VIN and needs structured vehicle information. Call GET ?vin= or POST JSON {"vin"}; full or partial VINs, decode errors preserved. No owner lookup.

Independently verify an agent's output before you pay: an invoice or any deliverable, checked against your JSON Schema and rules like sums matching totals. Pass/fail, % passed, fix hints and a signed receipt. $0.02 USDC, no signup, x402 v2.

YouTube transcript API: the full transcript of a YouTube video (or another site with captions) from its own captions in seconds, as txt, srt, vtt or JSON segments with timestamps, title and language. No speech recognition, flat price per video up to 4 hours. Videos without captions are refused before payment; use /v1/transcribe for those.

SSL/TLS certificate check: expiry, issuer, SANs, chain validity, hostname match, negotiated protocol/cipher, and weak-algo warnings for a public HTTPS host. Clean JSON.

Bitcoin protocol and software changes as JSON: Bitcoin Core merges and releases, BIP updates, Lightning spec and implementation changes. Each item has status (proposal, merged, released, activated), layer (consensus, policy, p2p, wallet), why it matters, what has not happened yet, and primary source links.

Google Patents search — find patents by technology, inventor or assignee with date, country, legal-status and classification filters; clean JSON with titles, snippets, dates, owners, PDFs and patent IDs.

Tickers with a fresh bullish news catalyst, from an AI news scanner feeding a live trading system (refreshed ~15min during US market hours; staleness reported honestly). JSON.

Recent filings of a US-registered company by CIK: company name, industry code, tickers, exchanges, fiscal year end and the 10 latest filings with form, dates, accession number and a link to the filing index page, as JSON. Filings in an individual's name and proxy materials filed by shareholders or other non-management filers, shareholder nominations and third-party tender offer statements (SC TO-T

Fetch any public URL and return its content as base64 with the content type and a ready-to-use data URI. Embed images, PDFs and files directly in LLM and API calls without downloading them yourself. Clean JSON.

Mail Security Tools API: Prepaid email setup watch: up to 25 domains for 30 days, webhook on change. Pay once, then each domain's SPF, DMARC, DKIM (common selectors), MX and score are re-checked about once a day for 30 days. When something changes or breaks you get an HMAC-signed JSON POST at your https webhook_url (event watch.changed, kind changed|broke, before/after). A watch.created POST is se

Search Obelisk's curated spy ad catalog when you need competitor creative examples by keyword, brand, or platform. Returns JSON ad cards. Use limit=1 for a cheap first call.

Generate a styled QR code PNG (base64 in JSON): custom foreground/background hex colours, module size, border, and error-correction level.

Identicon generator — turn an exact UTF-8 seed into a deterministic mirrored avatar returned as base64-encoded SVG or PNG in JSON.

AI crawler visibility audit: is your website visible to AI crawlers (GPTBot, ClaudeBot, PerplexityBot, OAI-SearchBot) so ChatGPT, Claude and Perplexity can read and cite it? Fetched like an AI crawler, without JavaScript: robots.txt, llms.txt, sitemap, soft 404, JSON-LD, and which crawlers are blocked at the edge. $0.01 per check, one payment per check: every rule, a model verdict, a fix with evid

Stablecoin issuer supply in one JSON call: pass the issuer as the `slug` query parameter. Returns total and circulating supply per chain, cumulative mint and burn totals, and the 20 most recent issuance / redemption events with transaction hashes. Same numbers as the public issuer page, shaped for agents.

Web search for AI agents: query in, ranked results out (title, URL, snippet) as clean JSON. Sovereign metasearch — no API key, no upstream account. Also does news search (type=news). Priced to undercut the incumbents.

x402dir facilitator recommender: pick the best x402 payment facilitator by chain, token, and monthly volume. Returns ranked facilitators with fee estimates (JSON).

Generate one image from a text prompt: app icon, brand logo, character mascot or illustration. POST JSON {description, type?, style?, aspect_ratio?}. type is icon, logo, mascot or illustration (default icon; only icon gets app-icon framing and mask safe margins). style is flat, metallic, 2d-game, clay, 3d, gradient or glassmorphism. aspect_ratio is 1:1, 4:3 or 16:9. Returns image_key and preview_u

Trace an HTTP redirect chain to its final destination without downloading page bodies. Returns every hop (URL + status), the final URL, and safety warnings — link-safety grounding for agents before they visit or cite a URL. Clean JSON.

Settlement canary: returns a timestamped pong JSON after USDC micropayment. Use to verify x402 client + wallet + facilitator end-to-end.