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Lemma Oracle MCP Server

Item: Lemma Oracle MCP Server
Rating: 74
Author: M8ven

Enables AI agents to query cryptographically verified facts with zero-knowledge proofs, selective disclosure, and tamper-evident provenance.

→ lemmaoracle/lemma · listed on glama

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Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find.

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// key findings

✅

5 tools verified — handlers match their declared behaviour

5 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 4 credentials: LEMMA_API_KEY, PINATA_API_KEY, PINATA_SECRET_API_KEY, PRIVATE_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configARCHIVE_DIR

configCHAIN_ID

configDATE

configDRY_RUN

configFEED_MAX_DEPTH

configFETCHER_URL

configFOREX_BASE

configHOLIDAYS_CIRCUIT_ID

configHOLIDAYS_SCHEMA

configHOST

configJP_HOLIDAYS_URL

configJP_POSTAL_CODES_URL

configLATEST_URL

configLEMMA_API_BASE

🔐 secretLEMMA_API_KEY— "env": { "": "YOUR_API_KEY" }

configLEMMA_DEFAULT_CHAIN_ID

🔐 secretPINATA_API_KEY

🔐 secretPINATA_SECRET_API_KEY

configPORT

configPOSTAL_CODES_CIRCUIT_ID

configPOSTAL_CODES_SCHEMA

🔐 secretPRIVATE_KEY

configTRUST402_DID

configTRUST402_ENV

configTRUST402_PAYOUT

configTRUST402_PRICE_USDC

configTRUST402_UPLOAD

configUSE_FETCHER_WORKERS

configVERIFIER_ADDRESS

configVERIFIER_NETWORKS

// 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 4 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/lemmaoracle-lemma-hck13x)](https://m8ven.ai/mcp/lemmaoracle-lemma-hck13x)

commit: 3ab252099d9a595d846b6758fdbf31e618d7ed3f

code hash: 0c6482f32947bc340cadb21d4794a8e864a535d2c0240b3605e3c70b95d0728d

verified: 7/29/2026, 9:27:35 AM

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