Run a regular expression against text. Returns up to 100 matches with index and capture groups. Pattern ≤ 200 chars, text ≤ 10KB.

V0 — Goal-to-plan engine for travel abroad. Parses an objective like "trip to Japan 15 days", finds matching eSIM products with real live pricing from Bitrefill, returns a recommendation + estimated budget. Scope limited to travel/eSIM goals in V0.

JSON repair for AI agents - fix malformed JSON and return structured output.

Convert between epoch (s or ms), ISO 8601, and any IANA timezone. Give a value, get every representation back.

Heuristic user-agent string parser: browser, version, OS, device class, and bot detection.

Convert text between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, Title Case, lower, UPPER.

List Polymarket category tags (id + label) used to filter markets by category (politics, crypto, sports, pop-culture). Free Polymarket Gamma data.

Freshly launched Polymarket markets, newest first: question, outcomes, start date, volume. Catch new prediction markets early. Free Polymarket Gamma data.

All model years available in the US EPA/DOE FuelEconomy.gov vehicle database. Returns selectable year values. Keyless FuelEconomy.gov. For agents building vehicle MPG and emissions lookups.

ChromBot Early Bird pricing - Coming Soon! Join the waitlist for exclusive access. Developed by EvalEngine & Chromia team.

Check a generated answer against a set of approved facts and forbidden claims to catch ungrounded or off-limits statements. Flags forbidden claims found in the answer and warns when the answer matches none of the approved facts.

Top active Polymarket markets ranked by volume right now: question, outcome prices (implied probability), 24h volume, liquidity. The trending prediction-market board. Free Polymarket Gamma data.

List Polymarket events (groups of related markets) with title, slug, description and their nested markets + odds. Filter active vs closed. Free Polymarket Gamma data.

Verified smart contract metadata on Base mainnet by address. Returns contract name, compiler version, ABI, implementation address for proxies, license, optimization runs, EVM version. AI agent contract verification, security audit, ABI lookup, Base L2 contract API.

Tokens with the biggest smart-money net OUTFLOW (30d) from our tracker: buy/sell/net USD, unique traders, smart-money score, symbol. chain=base|solana, limit<=100. In-house data.

List Kalshi events (groups of related markets): event ticker, title, category and nested markets. Free Kalshi public API.

Currently OPEN Kalshi markets accepting trades: ticker, title, yes/no prices, volume and close time. Free Kalshi public API.

Bitcoin recommended fees real-time from mempool. sat/vByte tiers: fastest, half-hour, hour, economy, minimum. Includes mempool tx count, total size MB, total fee sats, fee histogram. AI agent BTC broadcasting bot, fee estimator API, mempool monitor.

Look up a Polymarket market by its url slug: question, outcomes, outcome prices, conditionId and CLOB token ids. Free Polymarket Gamma data.

Decode Bitcoin transaction by txid. Inputs and outputs with addresses and amounts, total BTC, fee in sats and sat/vByte, confirmation status, block height, timestamp, size, weight, flags (coinbase RBF OP_RETURN SegWit Taproot). AI agent BTC tx decoder API, on-chain forensics.