MARKET MONITOR / CATALOGUE Services 147,751 MCP listed 42,440 x402 105,427 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-06 · 3 sources
Task

Research

566 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Minor units x402 REST

Converts up to 200 money amounts between decimal strings and integer minor units (cents, yen, fils) using the ISO 4217 exponent from the SIX Group list, for an agent about to send an amount to a payment API. Returns the...

agents.writerslogic.com Crypto & Payments checked 2026-11-06
0.005 USDC per call per call

Allocate x402 REST

Splits one signed amount into up to 500 parts by weights (or equal parts), in integer minor units of its currency, for an agent dividing a bill, a refund, a fee or a tax. Each share is rounded under the declared mode, th...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Cash rounding x402 REST

Rounds up to 100 final cash totals to the smallest payable increment, for an agent computing what a customer actually pays in cash or the change owed. Built-in rules exist only for currencies with an official source: CHF...

agents.writerslogic.com Crypto & Payments checked 2026-11-06
0.005 USDC per call per call

Proration x402 REST

Computes the year fraction of up to 100 half-open date ranges [start, end) under a named ISDA day-count convention, and optionally the prorated charge, for an agent billing a partial period or accruing interest. Conventi...

agents.writerslogic.com Data & Finance checked 2026-11-06
0.005 USDC per call per call

Metered price x402 REST

Prices a usage quantity against up to 50 tiers, graduated (each tier prices only its own units) or volume (the tier holding the whole quantity prices all of it), for an agent checking a usage bill or quoting a plan. Orde...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Invoice audit x402 REST

Recomputes up to 500 invoice lines in exact decimal arithmetic and compares them with the stated amounts, for an agent about to approve, pay or reconcile an invoice. Checks: quantity x unit price less discount equals the...

agents.writerslogic.com Media & Creative checked 2026-11-06
0.005 USDC per call per call

Number to words x402 REST

Spells out a number or a money amount in English words for a cheque, contract or invoice, for an agent that must write the amount in words next to the figures. Locales: en-US ("one hundred twenty-three"), en-GB ("one hun...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Price change attribution x402 REST

Explains why a total moved between two versions of a quote, order or invoice (up to 300 lines each), for an agent that must say how much of the change came from quantity, unit price, exchange rate, new lines and dropped...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Locale number x402 REST

Parses up to 100 number or money strings such as "1.234,56", "1,00,000", "(1,234.50)", "¥1,000" or "CHF 1'234.50" into canonical decimal strings, for an agent reading amounts from documents, emails or tables. With a BCP...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Id kind x402 REST

Classifies up to 100 identifier strings by format and, where it can be read, decodes the embedded timestamp, for an agent that must not pass an id of the wrong kind to a payment, ledger or API call. Recognises UUID (RFC...

agents.writerslogic.com Comms & Messaging checked 2026-11-06
0.005 USDC per call per call

Quote normalize x402 REST

Converts up to 200 quoted prices to a net price per base unit in one currency, for an agent comparing supplier quotes. Each line: price for `per` units of a unit of measure, optional tax-inclusive flag and rate, optional...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Pack size x402 REST

Finds the cheapest valid order quantity for a requested number of units across up to 50 supplier options, for an agent buying parts or consumables sold in packs. Each option has a pack size (units per pack or notation su...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Qualifier compare x402 REST

Compares up to 200 requested attribute requirements with the values a supplier quoted (voltage, grade, finish, tolerance, brand, certification), for an agent checking that a quote matches the request before buying. Requi...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Bid coverage x402 REST

Checks which required lines of a tender or RFQ are covered by the bids received (up to 200 lines, 30 bidders, 2000 offers), for an agent comparing responses. A line is covered when firm offers (exact item, no condition,...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Calibration coverage x402 REST

Checks whether an instrument's calibration certificate covers an intended measurement, for an agent about to rely on a reading or accept a calibrated device. Three checks: the intended range [min, max] lies inside the ca...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Coa gate x402 REST

Checks the values on a certificate of analysis or test report against specification limits clause by clause (up to 200 clauses), for an agent accepting a lot or a supplier's material. Each clause has a parameter, an opti...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Business deadline x402 REST

Computes the date (and optionally the instant) a business-day deadline falls on, for an agent drafting or checking a contract, notice, SLA or partner response window: '10 clear business days' (both endpoints excluded) or...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Dst check x402 REST

Checks up to 100 local date-times (YYYY-MM-DDTHH:MM) or offset timestamps against an IANA time zone and reports whether each wall time exists once, never (spring-forward gap) or twice (fall-back overlap), with every real...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Week number x402 REST

Returns the week number, week-year, number of weeks in that year and the week's first and last day for up to 200 dates under ISO 8601 (Monday start, week 1 holds 4 January), the US convention (Sunday start, week 1 holds...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Date claim check x402 REST

Checks up to 200 claims 'Monday 2026-12-28' against the proleptic Gregorian calendar and reports the real weekday, whether the date exists (2026-02-29 does not), and the nearest date carrying the claimed weekday; a claim...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Market session x402 REST

For up to 50 caller-supplied instants, reports whether the NYSE core session (09:30-16:00 America/New_York, 13:00 on early-close days) is open, the reason when closed (weekend, named holiday, before open, after close), t...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Settlement date x402 REST

Computes the settlement date for a trade date under US equities T+1 (17 CFR 240.15c6-1, compliance date 2024-05-28) counting only days when the NYSE and the Federal Reserve Banks are open, or T+n on a named or caller cal...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Fiscal period x402 REST

Maps up to 100 dates to a fiscal year, quarter, period and week for a caller-defined fiscal calendar: a month-aligned year (starts on day 1 of a named month) or a 52/53-week year ending on a given weekday last in or clos...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

Naive timestamp hazard x402 REST

Classifies up to 200 timestamp strings as anchored (RFC 3339 with Z or offset), naive local (no offset), date-only, epoch seconds or milliseconds, zone abbreviation, ambiguous numeric date, or unparseable, and lists the...

agents.writerslogic.com Search & Research checked 2026-11-06
0.005 USDC per call per call

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