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ThumbGate is a local-first pre-action checks engine that evaluates AI-agent tool calls before execution.
Directory description / not source-linked

Evidence-backed listing facts
Only known values with retained provenance are shown. Missing fields are omitted instead of being filled with guesses.
No source-backed structured facts are published for this listing yet. The official website remains the current reference.
Reviewed sources
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Additional AI-assisted overview
ThumbGate evaluates proposed tool calls in a PreToolUse hook before execution.
ThumbGate is a pre-action boundary between generated intent and executed action.
Unverified fallback. This legacy AI-assisted copy is not used as evidence for the structured facts or decision guidance on this page.
Capabilities
Source-backed claims are preferred. AI-assisted fallback items are labelled individually.
ThumbGate runs at layer 3 as a pre-action hook.
AI-assisted fallback / unverified
ThumbGate wires Codex into local feedback memory, MCP tools, and hook enforcement.
AI-assisted fallback / unverified
ThumbGate hard-blocks detected secret leaks and blocks matched checks in strict mode.
AI-assisted fallback / unverified
ThumbGate does not execute user shell commands.
AI-assisted fallback / unverified
Use cases
Source-backed claims are preferred. AI-assisted fallback items are labelled individually.
Use ThumbGate with Codex for local feedback memory, MCP tools, and hook enforcement.
AI-assisted fallback / unverified
Use ThumbGate as a pre-action boundary between an agent's generated intent and executed action.
AI-assisted fallback / unverified
Use ThumbGate as a guardrail layer after spec-driven agent planning and before tool execution.
AI-assisted fallback / unverified
How ClawSites assesses ThumbGate
No source-backed best-for or limitation claim is published yet. Unsupported conclusions are omitted until a checked source supports them.
Method: ClawSites keeps discovery copy separate from publishable claims, retains a source excerpt, and displays the date each cited source was checked. Pricing and availability can still change after that date.
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