cryptocurrency-market-data

On-chain metadata for a Robinhood Chain stock token: verified contract address, ERC-20 name and decimals, total supply in both raw and human units, plus the token's oracle price snapshot. Case-insensitive symbol matching; large integers returned as strings to survive JSON round-trips without precision loss.

Dated crypto catalysts (unlocks, mints, listings, macro) with a long/short bias and 0-1 magnitude each.

Retrieve official recent SEC filing metadata and primary-document links for a public-company ticker.

Fetch current top Hacker News story titles as a lightweight technology trend pulse.

Top DeFi protocols ranked by total value locked (USD), with 1d/7d TVL change, category and chains. Optional filters: `chain` (ranks by that chain's TVL) and `category` (e.g. "Dexes", "Lending"). Centralised-exchange reserves are excluded.

Detail and recent APY/TVL history of one specific DeFi pool (identified by its DefiLlama pool id, as returned by /api/defi/yields/top, /by-token, or /by-chain), source DefiLlama. Parameter: ?pool=<pool id> (required, e.g. 747c1d2a-c668-4682-b9f9-296708a3dd90).

[BATCH+PROOF] Full stablecoin census, latest day, ranked by market cap; lifecycle flags terminated and depegged. Add ?verifiable=1 and every row carries _hash_core so you can recompute the hash offline without trusting us. Descriptive only, never a forecast or advice. No data -> 422 no_charge, not billed. $0.09 per call.

[BATCH+PROOF] Full stablecoin census, latest day, ranked by market cap; lifecycle flags terminated and depegged. Add ?verifiable=1 and every row carries _hash_core so you can recompute the hash offline without trusting us. Descriptive only, never a forecast or advice. No data -> 422 no_charge, not billed.

Deterministic risk screen of an ERC-20 token from on-chain bytecode and metadata, no third-party risk API. Flags privileged or abuse capabilities: blacklist/freeze, owner mint, pausable transfers, upgradeable proxy and a privileged owner, plus tokens missing symbol/decimals or code. Returns each flag with a severity, a 0-100 score and a verdict. Reads live on-chain data with automatic endpoint fallback.

Use to track US Treasury supply and demand. Returns upcoming and recent Treasury auctions with high yield, bid-to-cover, indirect and dealer shares, and the change vs the previous auction of the same security.

Resolve one NFT (contract + tokenId) into normalized metadata: name, description, image, attributes and token standard (ERC-721 or ERC-1155). Reads the on-chain tokenURI/uri, then fetches and normalizes the metadata document (ipfs/ar/http/data), rewriting ipfs image links to a gateway URL. Returns `found:false` for non-NFT contracts. Live reads with automatic endpoint fallback.

Get the top trending prediction markets on Polymarket, sorted by 24h volume. Returns up to 5 markets by default.

Fetch current NFT collection floor price, market cap, 24-hour volume, supply, and owner-count fields from CoinGecko.

Fetch DexScreener's latest token-profile discovery feed. Entries are discovery signals, not verified launch timestamps.

Stablecoin market: total circulating market cap (USD) and the largest stablecoins by mcap with their peg type, peg mechanism (e.g. fiat-backed, crypto-backed) and dominance.

Live ERC-20 metadata read directly from the contract: name, symbol, decimals and total supply (raw + decimal-formatted). Handles both string and legacy bytes32 name/symbol encodings. Returns `isToken:false` for EOAs or non-token contracts. Reads live on-chain data with automatic endpoint fallback.

Count the LLM tokens in text for a given model or encoding — exact for OpenAI and open models (Llama, Mistral, Qwen, Gemma, DeepSeek, Command-R); labelled-approximate for Claude & Gemini.

Get ranked crypto X users with mindshare, sentiment, and engagement context.

Get crypto asset mindshare rankings with sentiment and momentum context.

Filter the Japan Web3 Directory by category, token, chain or capability — the same sourced, date-stamped records as the full export, without pulling rows your agent doesn't need.

Security analysis for any ERC-20 token contract

[BATCH+PROOF] Stablecoin death samples - a neutral record: the full pre-mortem snapshot of terminated stablecoins (price, supply, collateral, redemption) plus lifecycle context (termination type, confirmed death date, days alive). Forensic depth for base-rate and post-mortem work, not a rating and not an endorsement. Descriptive only, never a forecast or advice. No data -> 422 no_charge, not billed. Every record carries an offline-recomputable record_hash.

Name, symbol, decimals and total supply of any ERC20 contract in one call. Useful to label a token address before showing it to a user. Via eth_call.

Who owns a given ERC721 token id, plus its tokenURI and collection name in the same call. Answers is this NFT still theirs without an indexer or an API key. Via eth_call (ownerOf).