MCP Chaos Rig
UnclaimedA local MCP server that breaks on demand. Test your client against auth failures, disappearing tools, flaky responses, and token expiry, all from a web UI.
Install
npx mcp-chaos-rigUnclaimed listing
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Claim this serverTools (8)
add
sums two numbers (v2 accepts an array)
dispute-charge
files a billing dispute, returns a JSON receipt
echo
returns your message (v2 adds format options)
get-time
current server time as ISO 8601
list-contacts
, get-contact-by-id, get-contact-by-email, search-contacts, create-contact, update-contact, delete-contact: SQLite CRUD
random-number
random integer in a range
reverse
reverses a string
typeEcho
echoes one optional parameter per JSON Schema primitive, to check a client round-trips every type