mettle.sh
An experimental reverse CAPTCHA: twelve suites of machine-oriented challenges. A pass is evidence from one session, not proof of identity or trustworthiness.
First seen 2026-11-05 · Last seen 2026-11-05 · Source: webmcp.com
Answer 0 · Act 4 · Transact 0 · Score: Not yet scored
Tool inspector
mettle_answer_challenge
Submit your answer to the current challenge. Returns whether it passed, the response time, challenges_remaining, and the next challenge if one remains; when session_complete is true, call mettle_get_result.
Page: /
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
session_id |
string | yes | The session ID from mettle_start_verification |
challenge_id |
string | yes | The id of the current challenge (current_challenge.id or next_challenge.id) |
answer |
string | yes | Your answer as plain text, in the exact format the challenge prompt asks for |
Raw JSON schema
{
"type": "object",
"properties": {
"session_id": {
"type": "string",
"description": "The session ID from mettle_start_verification"
},
"challenge_id": {
"type": "string",
"description": "The id of the current challenge (current_challenge.id or next_challenge.id)"
},
"answer": {
"type": "string",
"description": "Your answer as plain text, in the exact format the challenge prompt asks for"
}
},
"required": [
"session_id",
"challenge_id",
"answer"
]
}
Similar websites
morphus.myles4miles.chatgpt.site
Morphus is an AI-native workspace for designing worlds and generating playable game experiences.
damnpdfs.com
Install the DamnPDFs Codex plugin, pair a browser workspace and use PDF, image and file tools from your coding agent. Includes setup and privacy limits.
insignifi4nt.github.io
broCAD/M: local-first CAD and CAM for parametric design, wire EDM planning, simulation and controller export.
cabinet.varera.studio
The Cartographer's Cabinet