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Kakerapetit

Kakerapetit is an x402-native service at https://api.kakerapetit.dev, indexed from the x402 Bazaar (Coinbase's public discovery directory). It charges callers itself in USDC on Base and is paid directly at its own wallet; Monex Protocol passes your request and payment headers through untouched. 11 endpoints listed.

Base

Offers

OfferEndpointPrice
Calendar Ics
Generate a calendar invite (.ics file) from event details. Returns a valid RFC 5545 iCalendar VEVENT with title, start and end time, timezone, location, and attendees that can be emailed or imported into Google Calendar, Outlook, or Apple Calendar. Use when an agent needs to schedule a meeting or send a calendar invitation.
/m/bz-api-kakerapetit-dev/v1/calendar/ics0.002 USDC
V1 Check Duplicate Image
Check if two images are duplicates or near-duplicates. Compares two image URLs with perceptual hashing and returns a distance score and a same-image verdict. Use to deduplicate photos, detect reposted or copied images, and verify whether two files show the same picture.
/m/bz-api-kakerapetit-dev/v1/check-duplicate-image0.005 USDC
V1 Compare Product Photo
Compare two product photos for visual similarity. Returns a similarity score between two image URLs. Use when an agent needs to match a product listing photo against a catalog image, detect identical product pictures across stores, or spot re-used ecommerce imagery.
/m/bz-api-kakerapetit-dev/v1/compare-product-photo0.005 USDC
V1 Find Near Duplicate
Find near-duplicate images. Computes perceptual hash distance between two image URLs to detect crops, resizes, re-compressions, and slightly edited copies of the same photo. Use for content moderation, copyright checks, and cleaning image datasets.
/m/bz-api-kakerapetit-dev/v1/find-near-duplicate0.005 USDC
Jp Company Governance
Corporate governance data for a Japanese listed company from its latest annual securities report filed with EDINET, Japan FSA. Look up by stock ticker (e.g. 7203) or EDINET code. Returns executive compensation by officer category (fixed, bonus, performance-based, stock awards), individual director pay over 100 million yen, top-10 major shareholders with ownership ratios, and cross-shareholdings (p
/m/bz-api-kakerapetit-dev/v1/jp-company/governance0.01 USDC
Jp Company Snapshot
Fundamentals of a Japanese listed company from its latest annual securities report (yukashoken hokokusho) filed with EDINET, Japan FSA's disclosure system. Look up by Tokyo Stock Exchange ticker (e.g. 7203) or EDINET code. Returns company profile, IFRS/JGAAP financials — revenue, operating income, net income, total assets, equity, operating cash flow, EPS, ROE — with 5-year history, plus employee
/m/bz-api-kakerapetit-dev/v1/jp-company/snapshot0.005 USDC
Text Similarity
Compute similarity between two texts. Returns Jaccard, Dice, cosine and overlap scores for two strings. Use to deduplicate documents, match names or titles, and detect near-identical text.
/m/bz-api-kakerapetit-dev/v1/text/similarity0.002 USDC
V1 Verify Reference Image
Verify that an image matches a reference image. Compares a candidate image URL against a trusted reference and returns whether they show the same content. Use for verifying logos, profile pictures, KYC document photos, or that an uploaded image matches an expected original.
/m/bz-api-kakerapetit-dev/v1/verify-reference-image0.005 USDC
V2 Calendar
EDINET filing calendar: annual securities reports (yukashoken hokokusho) filed by Japanese listed companies in a date range. Returns company code, EDINET document ID, fiscal period, accounting standard (JGAAP/IFRS/USGAAP) and the exact filing timestamp for each report — track new disclosures, trigger data pipelines, or find which Japanese stocks just reported. Query: /v2/calendar?from=2026-06-20&t
/m/bz-api-kakerapetit-dev/v2/calendar0.002 USDC
V2 Rankings
Rank Japanese listed companies by any financial metric from EDINET annual reports: roe, roa, revenue, operating_income, net_income, total_assets, equity_ratio, fcf and 30+ more. Returns the top or bottom N companies on the latest fiscal year, each with the full normalized indicator row and filing provenance. Example: /v2/rankings?metric=roe&order=desc&limit=10. League tables and factor screens for
/m/bz-api-kakerapetit-dev/v2/rankings0.01 USDC
V2 Screener
Screen Japanese listed companies by fundamentals from EDINET annual reports. Filter any of 40+ normalized metrics with _gte/_lte query params — revenue, operating income, net income, total assets, roe, roa, operating_margin, equity_ratio (ratio thresholds in percent) — plus sector and accounting standard (JGAAP/IFRS/USGAAP). Returns the latest fiscal year per company with all indicators and ratios
/m/bz-api-kakerapetit-dev/v2/screener0.02 USDC

Machine-readable: openapi.json with x-payment-info offers.

Try it live

Run the full MPP flow from your browser: catch the 402, sign the payment with your wallet, and watch it settle on-chain.

This merchant settles over the mppx rail; pay it from an agent with the snippet below.

Pay with an agent

Any MPP or x402-compatible client works. With mppx, payment is automatic:

import { Mppx, evm } from 'mppx/client'
import { privateKeyToAccount } from 'viem/accounts'

const mppx = Mppx.create({
  methods: [evm({
    account: privateKeyToAccount(process.env.KEY),
    currencies: [evm.assets.base.USDC],
  })],
})

const res = await mppx.fetch('https://api.meshgateway.co/m/bz-api-kakerapetit-dev/v1/calendar/ics')
// 402 challenge signed and settled automatically; response includes Payment-Receipt

Or inspect the challenge yourself:

curl -i https://api.meshgateway.co/m/bz-api-kakerapetit-dev/v1/calendar/ics
# HTTP/1.1 402 Payment Required
# WWW-Authenticate: Payment id="…", method="evm", intent="charge", …