"Slint" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Lint a SKILL.md for frontmatter, structure, secrets and size. All 6 tools free.
Checks CLAUDE.md, AGENTS.md or a system prompt for 12 safeguards unattended agents need.
Statically audits MCP tool surfaces for token cost, schema quality, and design issues.
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks.
Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks.
Issue Agent Passports and verify agent authority before value moves. Signed verification records.
ESLint rules key count, body discarded
A fully free linter for agent skill files: lint_skill validates YAML frontmatter, structure, size budgets, and safety phrasing with a pass/fail verdict; packaging_check validates zip layout against marketplace rules; plus regex_test, json_validate, diff_texts, and cron_explain for skill authors. No license or account required.