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glama

MCP Rubber Duck

An MCP server that bridges multiple LLMs (OpenAI-compatible APIs and CLI coding agents) for collaborative debugging and diverse AI perspectives.

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// key findings
10 tools verified — handlers match their declared behaviour
7 read-only tools verified — handlers contain no write/delete/exec
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
Open source with a license and README
Anyone can audit the code, the license is declared, and the publisher documents what it does.
🔐
You'll be asked for 3 credentials: GEMINI_API_KEY, GROQ_API_KEY, OPENAI_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// known CVEs in dependencies1 medium

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

mediumajv@8.17.1GHSA-2g4f-4pwh-qvx6

ajv has ReDoS when using `$data` option

Depend on this server? Get alerted when its CVEs change.Watch this server free →
// required environment variables
This server reads these from process.env. You'll be asked to provide them before it can run.
configDEFAULT_PROVIDERDefault provider (e.g., openai)
configDEFAULT_TEMPERATUREDefault temperature (e.g., 0.7)
configENABLE_OLLAMA
🔐 secretGEMINI_API_KEYGoogle Gemini API key
configGEMINI_DEFAULT_MODEL
configGEMINI_NICKNAME
🔐 secretGROQ_API_KEYGroq API key
configGROQ_DEFAULT_MODEL
configGROQ_NICKNAME
configGUARDRAILS_ENABLED
configGUARDRAILS_FAIL_OPEN
configGUARDRAILS_LOG_MODIFICATIONS
configGUARDRAILS_LOG_VIOLATIONS
configGUARDRAILS_PATTERN_BLOCKER_ACTION
configGUARDRAILS_PATTERN_BLOCKER_CASE_SENSITIVE
configGUARDRAILS_PATTERN_BLOCKER_ENABLED
configGUARDRAILS_PATTERN_BLOCKER_PATTERNS
configGUARDRAILS_PATTERN_BLOCKER_PATTERNS_REGEX
configGUARDRAILS_PII_REDACTOR_ALLOWLIST
configGUARDRAILS_PII_REDACTOR_ALLOWLIST_DOMAINS
configGUARDRAILS_PII_REDACTOR_DETECT_API_KEYS
configGUARDRAILS_PII_REDACTOR_DETECT_CREDIT_CARDS
configGUARDRAILS_PII_REDACTOR_DETECT_EMAILS
configGUARDRAILS_PII_REDACTOR_DETECT_IP_ADDRESSES
configGUARDRAILS_PII_REDACTOR_DETECT_PHONES
configGUARDRAILS_PII_REDACTOR_DETECT_SSN
configGUARDRAILS_PII_REDACTOR_ENABLED
configGUARDRAILS_PII_REDACTOR_LOG_DETECTIONS
configGUARDRAILS_PII_REDACTOR_RESTORE_ON_RESPONSE
configGUARDRAILS_RATE_LIMITER_BURST_ALLOWANCE
configGUARDRAILS_RATE_LIMITER_ENABLED
configGUARDRAILS_RATE_LIMITER_PER_PROVIDER
configGUARDRAILS_RATE_LIMITER_REQUESTS_PER_HOUR
configGUARDRAILS_RATE_LIMITER_REQUESTS_PER_MINUTE
configGUARDRAILS_TOKEN_LIMITER_ENABLED
configGUARDRAILS_TOKEN_LIMITER_MAX_INPUT_TOKENS
configGUARDRAILS_TOKEN_LIMITER_MAX_OUTPUT_TOKENS
configGUARDRAILS_TOKEN_LIMITER_WARN_AT_PERCENTAGE
configLOGS_DIR
configLOG_LEVELdebug, info, warn, error
configMCP_APPROVAL_MODE
configMCP_APPROVAL_TIMEOUT
configMCP_BRIDGE_ENABLEDEnable MCP Bridge (ducks access external MCP servers)
configMCP_MAX_TOOL_ROUNDS
configMCP_SERVERSet to true for MCP server mode
configMCP_TRUSTED_TOOLS
configOLLAMA_BASE_URL
configOLLAMA_DEFAULT_MODEL
configOLLAMA_NICKNAME
🔐 secretOPENAI_API_KEYOpenAI API key
configOPENAI_DEFAULT_MODEL
configOPENAI_NICKNAME
configVITE_UI_ENTRY
// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 6 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/hozimurayama-multi-llm-debugging-bridge-37tozz)](https://m8ven.ai/mcp/hozimurayama-multi-llm-debugging-bridge-37tozz)
commit: 54e42f929818ea740368da33aea959c1e09c4a9f
code hash: 66aecbaa866c605afd7a7ba44109a1b74aaf6f80d46c0978b53f2d1797e5ebc9
verified: 7/23/2026, 9:17:17 AM
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