All projects on Base matching “apy”

An open question answered only from Peyon's study material: the x402 spec and Bazaar, ERC-8004 and ERC-8217, the Normies API, the Hero's Journey, and value investing frameworks (Graham, Munger, Fisher, Buffett's tenets). Cites its sources and says so when the material does not cover the question.

11-source parallel intelligence report in one call — HN, GitHub, npm, PyPI, Dev.to, Hashnode, Lobsters, StackExchange, ArXiv, Semantic Scholar, GitLab. Best ROI on Bazaar. AI agent API for market research. Accepts USDC payments on Base and Solana

Current gas conditions on Base, read live from a public node: gas price, base fee of the latest block, suggested priority fee, latest block number and timestamp. No parameters. No third-party API, no cache.

LONG Events events API: global electronic-music event discovery with structured artists. Actions: discover, list, stats, catalog_stats, spotlight_candidates, get_sets, get_now_playing, get_schedule, search_artists, get_artist, get_artist_events, list_artists. Artist-action identity objects include nullable mbid and verified spotify_id; artist event payloads include the resolved closest-to-purchase

Prepaid credit of $1.00 for paid API calls without signing each request. On Radar CNPJ it pays for Brazilian company (CNPJ) lookups at $0.002 per call, a due diligence dossier at $0.01 per company, partner and contact reveal at $0.005, company monitoring at $0.10 per company for 30 days, ZIP code (CEP) lookups at $0.001 per call, batch checks at $0.002 per valid CNPJ and CNPJ and address lookup pa

Base gas oracle / gas price API for AI agents and bots — get the gas price for a transaction on Base in one x402 call. Real-time slow/standard/fast EIP-1559 fee tiers from a live eth_feeHistory call, returned as DROP-IN maxFeePerGas + maxPriorityFeePerGas in wei — plug straight into a viem/ethers transaction, no gwei conversion. Plus base fee, head block, and network fullness. Call it before every

Deterministic on-chain structural-safety report for a Base address: contract detection, verification status, proxy/owner/privileged-function analysis. Behavioral signals (age, activity, funding) not yet included. Keyless x402-native payment — no signup, no API key. Score 0-100, higher = structurally safer. See free real samples before paying: GET /samples/index.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.

chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Currently banned peer IPs and subnets from chainquery's independent full node. Bitcoin Core listbanned.

Converting Apple Immersive (AIVU) for Pico headsets with correct geometry. A working AIVU-to-Pico pipeline that renders through Apple's own calibration mesh (not a generic fisheye model), outputs 360 equirect stereo SBS for ArborXR, with exact FFmpeg commands, API calls, the traps that scramble or squish the image, and honest quality limits. Tested on Pico 4 Enterprise and Pico 4 Ultra.

Market-level summary of the x402 agent economy from the full Bazaar catalogue: total services and endpoints, 30-day paid calls, estimated USDC volume, demand by category, network mix and the top 15 services. Testnet and self-test listings are excluded. Use this for the big picture in one call; for a full ranked list use x402-services, to find a specific API use x402-search.

Resolve any public IPv4/IPv6 address (or hostname) to geolocation for analytics, fraud, and ops agents. Returns ISO country code, region, city, IANA timezone, latitude/longitude, EU membership flag, and the matched network range. Backed by an embedded MaxMind GeoLite2 dataset (no external API calls). Private and reserved IP ranges are rejected; no shell access.

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.

Federal Register search, deterministic. Answers "new SEC rules on stablecoins", "is there an open comment period on AI", "when does this rule take effect". Full-text search over every US federal rule, proposed rule and notice, with effective dates, comment deadlines and docket ids — or mode=open-comments for comment periods closing soonest. Typed documents straight off the official API. No LLM, no

Verify an x402 purchase before an AI agent signs. Validate the live HTTP 402 challenge, Base network, USDC asset, quoted price, recipient, price ceiling, buyer funding, optional gas reserve, and destination hazards, then receive a machine-readable safe-to-sign, fund, review, or reject decision. No account or API key.

LLM chat completion with no API key or signup (fast open model, meta-llama/llama-3.3-70b-instruct). OpenAI-compatible: set your SDK base URL to https://keyless.run/fast/v1. Flat $0.002 per call, up to 1500 output tokens. Charged only on success.

Secret scan for exposed API keys, tokens, passwords, and credentials in text — returns redacted output without exposing matched secret values. Ideal for agent pre-flight checks before sharing config or logs.

Summarize text. Classify sentiment. Rewrite. Extract keywords. Translate. When to use: cheap agent glue / probe steps for buyer-supplied text. Returns JSON for $0.01 per call in USDC on Base via x402. No API key. Local-fast NLP; no login scrape. Success JSON includes next_tasks hints for same-session follow-ups.

Whether a number is on WhatsApp and, if so: personal or business account, about text, country, linked devices and whether it runs on the Cloud API. Businesses add their public profile: name, description, categories, email, websites, address, coordinates, hours, join date and Facebook page. No photo; /v1/profile/full adds it. Query param: phone, with country code (e.g. +14155552671). Every answer i

Locus public pay-per-use API

Read-only EVM state API for wallet snapshots, ERC-20 balances, token allowances, contract code, block heights, and bounded eth_call reads across Ethereum, Base, Arbitrum, Optimism, and Polygon. Fixed price: $0.15 USDC on Base for a batch of up to 100 checks. Only submitted checks run. Results are provider-reported RPC data, not cryptographic proofs.

x402 API activity stats — top endpoints by paid calls, trend data, and unique payer counts from memoryapi.org nginx logs.

Crowdfunding radar for a tabletop Kickstarter/Gamefound campaign — back-now-vs-wait-for-retail verdict, FOMO economics, late-pledge options, and typical retail-price outcome. Uses the real Gamefound public API when the project is hosted there.

AX1 Verdict analyzes Base tokens and supported Solana mints using live onchain metrics across all pools. Each $0.02 call returns a grade (BASED, MID, COOKED or RADIOACTIVE), a one-line verdict, a short roast, a shareable verdict page and a card image. Payment is USDC on Base. No account or API key is required. Entertainment, not trading advice. By AX1, ax1.vc.

Find the SaaS tools and APIs an AI agent can use on its own for a task, such as "send an invoice". Each result gives the tool's agent level (0 to 5), whether an agent gets in without a person, what our agent got done in it and where it stopped, from a real drive of the product. $0.01 a search.

Fantasy Premier League check grounded in the official FPL API: player price, ownership, form, injury status, expected points, and next-5 fixture difficulty with a direct buy/hold/avoid call — or a ranked value shortlist by position and budget.

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.

OpenAI-compatible chat completion. Pay per request in USDC via x402: no signup, no API keys. Price scales with prompt size and max_tokens.

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

Swedish company basics by org.nr. Look up any Swedish organisation by its 10-digit organisationsnummer (e.g. /api/v1/se/company/5567037485 for Spotify AB): registered and trade names, legal form, active status, bankruptcy/liquidation/reconstruction, registered address, SNI 2007 industry codes and activity description. Live from Bolagsverket's official register with SCB business data. No API key —