JSON Contracts
Quality Score
90
/100
JSON contract registry and validator for structured LLM and agent outputs.
§01 Install
Claude Desktop (claude_desktop_config.json)
{
"mcpServers": {
"json-contracts": {
"command": "npx",
"args": [
"-y",
"json-contracts"
],
"env": {
"JSON_CONTRACTS_DIR": "<json_contracts_dir>"
}
}
}
}Cursor (.cursor/mcp.json)
{
"mcpServers": {
"json-contracts": {
"command": "npx",
"args": [
"-y",
"json-contracts"
],
"env": {
"JSON_CONTRACTS_DIR": "<json_contracts_dir>"
}
}
}
}Cline (cline_mcp_settings.json)
npx -y json-contracts§02 Environment variables
JSON_CONTRACTS_DIRFolder containing JSON contract files. Defaults to ./json-contracts.
§03 MCP Quality Score · methodology
freshness
25
completeness
20
installability
25
documentation
15
stability
5
§04 Alternatives in AI & LLMs
OpenAI Tools MCP Server
ai.com.mcp/openai-tools
Focused MCP server for OpenAI image/audio generation (v2.0.0). Wraps endpoints via HAPI CLI.
ai.llmse/mcp
ai.llmse/mcp
Public MCP server for the LLM Search Engine
ai.nudg3/brand-intelligence
ai.nudg3/brand-intelligence
Query your Nudg3 brand visibility across ChatGPT, Claude, Gemini, AI Overviews, and Perplexity.