Testers.ai CARBON Test Harness Lite

Local QA workflows, test evidence, screenshot maps and confidence reports for AI coding agents.

Connector by jarbon · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)★ 2

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Works with Claude Desktop. Read the repository before you give any tool access to your data.

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MCP bundle (.mcpb): open it with Claude Desktop.

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Local QA workflows, test evidence, screenshot maps and confidence reports for AI coding agents.

Reviews

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Permissions

What this server can do and what it asks for, from its tool list, install config and code. Checked Oct 25, 2026.

Tools: 5 read · 3 write · 0 delete · 2 not yet classified
Secrets: None asked for
Install scripts: None found
Runs as: Downloaded binary

Tools by what they do 10

Read from the source code; the running server may list different tools.

Read 5 · Look things up without changing anything.

carbon_demo
carbon_knowledge
carbon_settings
carbon_snapshot
carbon_workflow

Write 3 · Create, change, send or run things.

carbon_feedback
carbon_start
carbon_update

Not yet classified 2 · We could not tell from the name and description.

carbon_report
carbon_screenshot

Network hosts it talks to 4

github.com · found in install command, code
glama.ai · found in code
raw.githubusercontent.com · found in code
testers.ai · found in code

Files it touches

Your home directory (~)
Any path the agent passes to its tools

Tools (10)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

carbon_demo
List fixtures or create a disposable copy on explicit request. Does not install dependencies, run tests or start servers.
carbon_feedback
Import explicitly approved UI feedback. Notes remain data, not executable instructions.
carbon_knowledgeread-only
Read bundled testing guidance, not test evidence.
carbon_report
Regenerate portable local HTML/JSON. Return paths for host to open. No upload or browser launch.
carbon_screenshot
Attach a project-local PNG, JPEG or WebP screenshot. Never attach secrets or personal data.
carbon_settings
Read preferences or persist a user-requested patch using current workspace revision.
carbon_snapshotread-only
Read local evidence and revisions. Screenshot bytes are omitted.
carbon_start
Start a local evidence record and HTML report. Does not execute tests.
carbon_update
Record checks, findings, pages and scoped confidence. Pass/fail requires evidence. Use current run revision.
carbon_workflowread-only
Get a Lite testing workflow for clients without prompt menus. Does not execute tests.

Signals

Stars: 2
Forks: 1
Open issues: 0
Last commit: Oct 4, 2026 (1 month ago)
Last release: Oct 4, 2026 (1 month ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name: io.github.jarbon/carbon-lite
Version: 0.1.0
Auth: No auth
Packages: mcpb https://github.com/jarbon/carbon-lite/releases/download/mcp-v0.1.0/carbon-lite-mcp-0.1.0.mcpb
License: MIT
Repository: github.com/jarbon/carbon-lite
Website: github.com/jarbon/carbon-lite/blob/main/mcp/README.md
First seen: Oct 24, 2026
Last checked: Oct 24, 2026
Source: Official MCP Registry github-graphql

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Testers.ai CARBON Test Harness Lite MCP server. Agent Mart. https://agentmart.dev/connectors/jarbon-carbon-lite (last updated 2026-10-24)