jsonshim MCP server

by toolkitlabs.org·org.toolkitlabs/jsonshim·v1.0.2

Recovers malformed LLM JSON. MCP build: 218/300 on MALFORMED-300 (library build 282/300).

A88/100grade A

What users say

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Safety scan

A88/100

Adoption

Growing

0 stars59 downloads/wk

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

scanner v0.1.10 · 2026-10-31 · same rubric, same numbers if you re-run it

no findings

Code scan3 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 67 days ago12/15
Maintainer identityregistry namespace matches repository owner; website matches verified namespace8/10

Overall 88/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Against every graded AI and agents MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 88/100; higher than 80% of 4,460 AI and agents servers
Downloads a week: 59; more than 49% of 1,538 AI and agents servers with a package

Runs npx -y jsonshim-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add jsonshim -- npx -y jsonshim-mcp

Is jsonshim MCP server safe?: Yes, by our scan: it is graded A (88/100). Read the jsonshim safety report
How do I install jsonshim?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does jsonshim need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is jsonshim maintained?: The last commit was 71 days ago (2026-08-25). The latest release is v1.0.2.
How does jsonshim compare with other AI and agents MCP servers?: safety score 88/100 (higher than 80% of 4,460 AI and agents servers); downloads a week 59 (more than 49% of 1,538 AI and agents servers with a package). Full comparison.