All projects on Base

You.com Search API: real-time web search returning ranked results grouped by section (results.web, results.news), each with url, title and description; web results also carry snippets. Use when an agent needs fresh, citable web data (news, markets, company facts) to ground a decision. Query params: query (required), count 1-100 (default 10), livecrawl (web|news|all; fetches live page contents, cha

Current gas price on Base and what a transaction costs in USD right now: base fee, priority tiers, ready-to-sign maxFeePerGas.

APEX Runner: Execution Window Optimizer Signal

Use when an agent must choose where to lend or borrow: supply and borrow APY on Aave, Compound and Morpho. DeFi lending rates: supply and borrow APY on Aave V3, Compound V3 and Morpho by chain and asset, with a best stablecoin rate view (chainpeek, Tanod).

Metric Metadata — Returns metadata for a single metric: its supported parameters and allowed values, available time range, documentation and Studio links, and descriptors such as name, group, and tags. Requires the path parameter. Data by Glassnode.

Stock fundamentals of a US company (e.g. AAPL, MSFT, NVDA): key financial figures and the latest filing from SEC regulatory filings, with a derived fundamental signal, score and interpretation. Use for the financials of a US-listed company. A crypto pair (BTCUSD) returns crypto fundamentals instead: perp price, volume, open interest, funding and, for BTC and ETH, CME positioning (CFTC).

The average interest rate the US Treasury currently pays on its outstanding debt, broken out by security (Treasury Bills, Notes, Bonds, TIPS, FRNs, savings, and the marketable/total aggregates) for the latest reported month, in percent. No ticker needed. A read on the government's cost of borrowing that complements the /treasury-yields curve. Sourced from the US Treasury (FiscalData).

Search for tweets by query (optional product filter; paginate with cursor). Example: GET /api/search/tweets?q=typescript

Call when qualifying a short company website list. Processes 2-5 URL slots for one fixed payment and returns evidenced profiles in input order, with per-URL failures. Batch deadline 18 seconds; each target at most 8.5 seconds. Settles only if at least half are delivered and no target was left unstarted by the deadline; otherwise returns all items uncharged. No contact values or outreach.

List Reels from one specific Instagram profile by handle (not a keyword search — use instagram.search.reels.list for that; not trending — use instagram.reels.trending.list for that).

Source-bounded fact-check. Verify a claim against provided source text. Returns verdict: supported, contradicted, or unverifiable. Does NOT search the web.

Google search volume, CPC, competition, keyword difficulty and intent for up to 20 comma-separated keywords in one $0.04 GET (Google Ads data). Use when you need monthly search volume for a few keywords in a country. volume = avg monthly searches, cpc in USD, competition 0-1, difficulty 0-100. Up to 100 keywords for the same $0.04: POST /v1/keyword-overview. Keywords without data are listed in mis

FDA drug recalls and food recalls: the latest FDA enforcement reports with recall class (Class I is most serious) explained in plain language, recalling firm, product, reason, status, dates and distribution. Filter by class, company and time window. openFDA data, not medical advice.

Proofread — Proofreads a text with minimal intervention, in the language of the text. Fixes spelling, grammar, punctuation and obvious typos, keeps everything else, and returns the corrected text plus a short list of changes for review. Use when asked to proofread, correct, spell-check or fix the mistakes in a text without rewriting it. One-time purchase of the SKILL.md file itself (Agent Skills f

Ethereum ERC-20 holder concentration from Blockscout: top 100 holders' share of total supply, top 10 share, and a Gini coefficient over those 100 balances. Gini is over the sampled top holders only, not all holders. For the very largest tokens (e.g. USDT) Blockscout can be too slow for the second page of holders; the answer then covers the top 50 (holdersSampled 50, top100SharePct null) and says s

Tavily Search - advanced mode

Rug check for Arc tokens: a 0-100 safety score with the reasons, for a token or a Uniswap v4 pool. One call, one answer: should you buy this Arc pool? Pass ?pool=<v4 pool id> or ?token=0x… and get a 0-100 safety score with the reasons, fusing the pool fee from its key (on Arc the commonest trap: some pools take 49-93% of every trade), our launch watcher's real buy-then-sell round trip and what it

Generate an image from a text prompt

Hyperliquid coins with the most tracked notional within N% of liquidation (longs and shorts) and confirmed liquidations in the last 24h. Market data only — not investment advice.

Jev Decision ($0.005/call): Ask Jev (TypeSafe System One) typed questions about one state and get numbers back, not text: noul answers the probability a yes/no is yes; choice picks an option with a probability for every option; score places the state on an ordered scale of levels with a probability for every level. Same body and answer as TypeSafe's POST /v1/systemone (model optional, state as tex

Builder Code Validator

Use when a Solana-side agent needs the current network state before sending a transaction, as often as it likes. Returns the current slot, block height and block time (unix and ISO) plus a prioritization-fee summary (min, median, p75, max in microlamports per compute unit, slots sampled, suggested fee = p75) from the public RPC, optionally scoped to up to five writable accounts. $0.002 per call vi

Use before an agent buys or swaps into a Base token: token-risk, sellability (honeypot, tax), swap route and price impact for your size, and deployer reputation in one GO/HOLD/STOP verdict with a receipt. GO only when every check ran clean; an outage is HOLD. Coinbase tokenized stocks get stock checks (transfer policy, wallet eligibility, premium vs reference). GO/HOLD return `enforce`: a Cobalt c

Return one current Coinbase spot-product snapshot for an exact BASE-QUOTE product id, including venue price, 24-hour price change and provider-reported 24-hour product volume. Forest reads only Coinbase Advanced Trade public market data; it does not infer tickers, infer the provider volume denomination, aggregate venues, read an account or wallet, place orders, provide an executable quote, forecas

Compute a SHA-256, SHA-384, or SHA-512 digest of UTF-8 text; returns hexadecimal output (default SHA-256).

Robinhood Chain RPC (chain 4663): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this

Returns cited land use, acreage, year built and legal jurisdiction for an address or jurisdiction-scoped parcel id. Returns the same records as locus_parcel_lookup. Use this when your client can only call paid x402 routes. Use locus-parcel-value instead when you need assessed value and sale fields from the resolved official parcel. Wired official parcel sources only. No owner or mailing fields.

Call this before paying any agent: Should I Pay? Binary decision (PAY/CAUTION/SKIP) with confidence and expected USDC loss before sending money to an unknown agent. Is this agent trustworthy? Every response includes a shareable verdict page and card image. GET or POST with JSON body. No account, no API key

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.