agent-utils (gibtang/agent-utils) is an MCP server listed on the M8ven Trust Index. It scores 56 out of 100, grade D. It declares 8 tools. No publisher has claimed this listing.
One API key. Agent-native utilities for AI agents. File hosting, PII redaction, dead letter queues, and more.
Caution. Specific findings reduced this grade. They are listed on the page. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.
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gibtang
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The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.
These names and descriptions are the publisher's own, read from the source code. We print them as written. Our assessment is the findings above, not this list.
pair_connectionconnection_statuscreate_agentCreates a new agent. Names are unique per account. Owner-only: never exposed as an MCP tool.
rename_agenthandoff_createCreates a handoff owned by the calling connection and returns its one-time view and submit tokens. The HTTP route applies connection rate limits.
handoff_decryptReturns plaintext values only to the creating connection. Uses POST /v1/handoffs/decrypt with handoffId in the body so the shared registry has a single JSON input schema.
handoff_closeCrypto-erases a handoff with the done reason. Owner revocation is intentionally owner-route-only and is never an MCP operation.
handoff_statusAny connection in the owning account may poll non-secret metadata. Uses POST /v1/handoffs/status with handoffId in the body; it never returns field values, tokens, or ciphertext metadata.
Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
Next.js: Unauthenticated Remote Code Execution in Image Optimization API when AVIF files are used
Next.js: Unauthenticated Remote Code Execution on windows-hosted servers
Next.js has a Middleware / Proxy bypass in App Router applications via segment-prefetch routes
Next.js has a Middleware / Proxy bypass in App Router applications via segment-prefetch routes - Incomplete Fix Follow-Up
Next.js has a Middleware / Proxy bypass in Pages Router applications using i18n
B2_APPLICATION_KEYB2_BUCKET_NAMEB2_ENDPOINTB2_KEY_IDCRON_SECRETFIREBASE_PROJECT_IDRESEND_API_KEYRESEND_FROM_EMAILTELEGRAM_BOT_TOKENTELEGRAM_CHAT_IDTELEGRAM_REGISTRATION_BOT_TOKENTELEGRAM_REGISTRATION_CHAT_IDMONGODB_URINEXT_PUBLIC_APP_URLNEXT_PUBLIC_BASE_URLNEXT_PUBLIC_FIREBASE_API_KEYNEXT_PUBLIC_FIREBASE_APP_IDNEXT_PUBLIC_FIREBASE_AUTH_DOMAINNEXT_PUBLIC_FIREBASE_MESSAGING_SENDER_IDNEXT_PUBLIC_FIREBASE_PROJECT_IDNEXT_PUBLIC_FIREBASE_STORAGE_BUCKETNEXT_PUBLIC_GA_MEASUREMENT_IDDependencies
22 runtime dependencies (17 dev), 3 flagged: playwright, playwright-extra, puppeteer-extra-plugin-stealth
All four hints declared on every tool
8/8 tools missing one or more hints — pair_connection (missing: openWorldHint); connection_status (missing: openWorldHint); create_agent (missing: openWorldHint), +5 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.
For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.
Production dependencies are patched
2 critical, 11 high severity in production deps — next@16.2.4 (critical), next@16.2.4 (critical)
Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.
Dependency freshness
2/22 production deps stale: playwright-extra@2023-03-01 (3.5y), puppeteer-extra-plugin-stealth@2023-04-11 (3.4y)
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