MARKET MONITOR / CATALOGUE Services 140,262 MCP listed 42,285 x402 98,090 Rails Base / Solana / Polygon / Arbitrum Imported 2026-11-04 · 3 sources
Task

Calculator

215 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.

Measurement uncertainty x402 REST usage

For agents reviewing shot-count results: return probabilities and binomial confidence intervals with the interval method and independence assumptions. New modular adapter: retained result recovery for 24 hours, minimal r...

www.mahastrategies.com Geo & Maps 1 calls / 30d checked 2026-11-04
0.012002 USDC per call per call

Crypto & fiat converter x402 REST usage

Convert an amount between the main cryptocurrencies and ECB currencies (0.5 BTC to ETH, 100 USDT to EUR, 1000 EUR to SOL) with alternative.me prices (~190 largest coins) and ECB reference rates.

api.vextorium.com Data & Finance 4 calls / 30d checked 2026-11-04
0.003 USDC per call per call

Roman numeral converter x402 REST usage

Convert Arabic numbers to Roman numerals (1-3999) and Roman to Arabic, validating the canonical form (MCMXCIV) and suggesting the correct one.

api.vextorium.com Other services 4 calls / 30d checked 2026-11-04
0.003 USDC per call per call

Staking rewards calculator x402 REST usage

Staking rewards: final amount, total rewards and average per day and month, with daily compounding or simple, after validator commission, in tokens and optionally in USD.

api.vextorium.com Data & Finance 4 calls / 30d checked 2026-11-04
0.003 USDC per call per call

Lookproof x402 REST usage

Check the TLS certificate a domain serves on port 443: whether it chains to a trusted root, matches the name (RFC 9525) and when it expires, with issuer, chain, key and signature algorithm, TLS version and coded findings...

api.lookproof.dev Security 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Mortgage Pay x402 REST usage

Fixed-rate mortgage calculator - monthly payment, total paid and total interest

saylorinnovations.com Crypto & Payments 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Property Cap x402 REST usage

Property cap rate calculator from net operating income and value

saylorinnovations.com Other services 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Loan-to-Valu x402 REST usage

Loan-to-value calculator - LTV percentage, equity amount and equity percentage

saylorinnovations.com Other services 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Weighted Gra x402 REST usage

Weighted grade calculator from score and weight arrays

saylorinnovations.com Other services 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations GPA Calculat x402 REST usage

GPA calculator from grade-point and credit-hour arrays - quality points, credits and GPA

saylorinnovations.com Other services 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Final Exam S x402 REST usage

Final exam score-needed calculator from current score, target and exam weight

saylorinnovations.com Other services 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

Saylor Innovations Unit Convers x402 REST usage

Unit conversion chart for length, weight, volume, area and data from one amount and unit

saylorinnovations.com Data & Finance 1 calls / 30d checked 2026-11-04
0.01 USDC per call per call

convert-cups-to-ml x402 REST usage

Convert US cups to millilitres: send a number, get the converted value with the exact factor (or formula for temperature), the unit category and a rounded human-readable form. Deterministic, no network call. $0.01 per co...

dev.intel.rallylive.ca Other services 1 calls / 30d checked 2026-10-25
0.01 USDC per call per call

convert-acres-to-hectares x402 REST usage

Convert acres to hectares: send a number, get the converted value with the exact factor (or formula for temperature), the unit category and a rounded human-readable form. Deterministic, no network call. $0.01 per convers...

dev.intel.rallylive.ca Other services 1 calls / 30d checked 2026-10-25
0.01 USDC per call per call

convert-l100km-to-mpg x402 REST usage

Convert litres per 100 km to miles per US gallon: send a number, get the converted value with the exact factor (or formula for temperature), the unit category and a rounded human-readable form. Deterministic, no network...

dev.intel.rallylive.ca Other services 1 calls / 30d checked 2026-10-25
0.01 USDC per call per call

convert-short-tons-to-kg x402 REST usage

Convert US short tons to kilograms: send a number, get the converted value with the exact factor (or formula for temperature), the unit category and a rounded human-readable form. Deterministic, no network call. $0.01 pe...

dev.intel.rallylive.ca Infrastructure 1 calls / 30d checked 2026-10-25
0.01 USDC per call per call

x402 Utils x402 REST usage

The current time, or a given time, in one or more IANA time zones, with UTC offset, abbreviation, whether daylight saving time is in effect, and the weekday. Give a local time with from_tz to convert it, handling DST cor...

utils.kagurazaka.dev Crypto & Payments 9 calls / 30d checked 2026-11-04
0.001 USDC per call per call

DNA/RNA composition x402 REST usage

Count DNA/RNA bases and ambiguities and calculate GC fraction on called bases only. Refuses mixed DNA/RNA alphabets; no sequence design or clinical inference.

www.mahastrategies.com AI Models & Inference 1 calls / 30d checked 2026-11-04
0.006001 USDC per call per call

Citiview Agent Market x402 REST usage

Breached password check: is this password in known data breaches, and how often? Send only the SHA-1 hash (never the password); just the first 5 characters reach Have I Been Pwned (k-anonymity). Up to 50 hashes per call.

agents.citiviewgroup.com Security 3 calls / 30d checked 2026-10-28
0.002 USDC per call per call

Dilution calculator x402 REST usage

Calculate stock and working concentrations from supplied quantities with unit and feasibility checks. For arithmetic verification; no chemical-handling or safety guidance.

www.mahastrategies.com Data & Finance 1 calls / 30d checked 2026-11-04
0.005005 USDC per call per call

Exact Math Calculator | Lordevo x402 REST usage

Exact calculator for agents: evaluates a math expression with big integers and exact fractions (1/3 stays 1/3), powers, factorials, sqrt, round, gcd, lcm, comb, perm, logs and trig. Returns result, fraction, decimal to N...

shop.lordevo.com Infrastructure 2 calls / 30d checked 2026-11-04
0.002 USDC per call per call

Loan & Mortgage Calculator x402 REST usage

Amortizing loan or mortgage: periodic payment, total interest, payoff date, effect of extra payments and a yearly or full payment schedule. Any payment frequency.

bess-x402.onrender.com Crypto & Payments 2 calls / 30d checked 2026-11-04
0.002 USDC per call per call

Unit Converter x402 REST usage

Convert a value between units of length, area, volume, mass, energy (kWh, MWh, BTU, GJ), power, pressure, temperature, speed, data size, time and compound units like kg/m^3 or mpg. Exact, no lookup tables to maintain.

bess-x402.onrender.com Other services 2 calls / 30d checked 2026-11-04
0.002 USDC per call per call

Foundry x402 REST usage

Base transaction explained from the chain: success or reverted, block and time, from, to, ETH value, method selector, gas used and fee, contract created, and every ERC-20 transfer decoded with token symbol and amount. In...

minty-sprout.onrender.com AI Models & Inference 1 calls / 30d checked 2026-11-04
0.002 USDC per call per call

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