MCP servers for Grok Build

Read-only Pattern-Assist corpus for aspiring software engineers: grounded dev patterns with sources.

Japanese open-data MCP server: corporate-number validation, zengin bank codes, national holidays

Japan statutory calculations: net pay, social insurance, tax walls, holidays. Cited sources, x402.

Search Japanese software and AI tools; read recorded facts with source links. Read-only.

JS escape sequence count, input discarded

JS identifier charset, value discarded

JS import count, source discarded

JS unicode-escape count, input discarded

JSON byte count, body discarded

Check whether text is valid JSON. The body is discarded.

JSON-LD script count, markup discarded

JSON Pointer shape, path discarded

Repair malformed JSON, DNS lookup, extract URLs, base64, case, hash, time. Pay per call USDC Base.

JSON type-tag count, values discarded

JSON validity

Create, validate, edit, export (markdown/svg/png/mermaid), and search JSON Canvas files.

Collect web data, manage pipelines, query datasets, and explore dashboards with Jsonify.

Validate and convert JSONL fine-tuning data across 11 AI providers. 13 tools.

Search tours, attraction tickets, and holiday packages across 24 countries.

Advanced company search at JUCESP by name, purpose, capital and address, returning the NIRE. Platform-hosted.

Issues the simplified certificate of a company at JUCESP. Platform-hosted, no credentials, pay per query.