Semiotic

io.github.nteract/semiotic

Verified React chart generation: select, validate, repair, render, and inspect charts through MCP.

healthy

status

tools exposed

530ms

connect latency

e28039e0bcf5

schema fingerprint

Tools (5)

createChart

Select, validate, diagnose, render, and prove a static-data Semiotic chart. This is the default public workflow.

improveChart

Diagnose a chart configuration, assess data fit, and propose repairs or variants.

explainChart

Return reader grounding: chart description, communicative intent, and navigable data structure.

auditChart

Run design diagnostics plus accessibility and mobile audits, returning prioritized structured findings.

getChartSchema

Return canonical Semiotic prop-schema guidance for code editing and advanced configuration.

Endpoint

https://semiotic-mcp-server-481507046413.us-west1.run.app/mcp
Category: Other · Last checked: 2026-07-30T13:57:34Z

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Get alerted the moment yours goes down, a tool schema drifts, or an upstream silently breaks.

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How we measure →

What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.