"A server to improve math capability of AI" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Check an A2A agent before you delegate, or an MCP server's measured conduct. Free, no key.
MCP-native AI browser testing for coding agents. Submit a URL + goal, get back action trail, bugs, screenshots, and WebM video your agent patches from directly. 43 tools, 12 AI evaluation personalities, combo tiers with auto-pause-on-bugs, throwaway email + SMS inboxes.
Simulate cloud infrastructure and estimate cost before deploying or changing infrastructure.
Traffic Parrot simulates APIs and messaging. Request or withdraw a trial, read docs, send feedback.
Connect Claude, ChatGPT, Cursor or any MCP client to Ybug. Read bug reports with screenshots, console logs and network requests, then triage them in chat.
Behind Second Look (preview): a shop's product page as clean data, source checks, price history.
Drive and test your React Native and Expo apps end-to-end on iOS and Android. Supports real devices, simulators, and emulators. Snapshots, taps, typing, swipes, screenshots, deep links, reloads, builds and runtime errors.
Validate and clean CSV before import. Find duplicates, missing values and invalid dates with row-level reports. Apply only the cleanup you request; files are not retained. Run view_csv_demo free without a key. Custom CSV: EUR 9 for 100 operations, valid 90 days, no subscription. Setup: https://check.orvel.dev/docs/
Lint a SKILL.md for frontmatter, structure, secrets and size. All 6 tools free.
Free AI test helpers: injection inputs, OWASP mapping, release plans, response and tool-call packs.
Risk-scan a diff, flag AI-generated-code tells, find secrets. 5 of 7 tools need no account.
Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?
Measures your site in a real browser and returns verifiable observations, with evidence and limits.
Create and manage test cases, test runs and results in Testiny from your AI assistant.
Ensemble testing of web pages for accessibility, usability, and standards conformity
GodPrompt MCP + Agent Skill for coding agents with TDD, debugging, verification, and task routing.
Diagnose why an AI agent failed and get the verified fix instantly. Free, no token.
Paid deterministic data-quality and execution-verification tools for AI agents.
Run EPUBCheck for EPUB specification errors and compare two exports.
Validate CSV columns, find duplicates and invalid values, and clean files with explicit rules. Row-level reports, no stored files. Run the fixed free sample without a key. Custom CSV: EUR 9 for 100 operations, valid 90 days, no subscription. Setup: https://import-check-production.up.railway.app/docs/
