Echo Vault
Enables agents to securely use credentials for GitHub, Cloudflare, OpenAI, Stripe, and xAI without ever reading the secret values, including credential health, rotation, and audit features.
README
Echo Vault — credential broker MCP
Agents may USE credentials. Agents may NEVER READ credentials.
Opaque vault:// handles. AES-GCM at rest. Fail-closed. No get_secret tool. stdout/MCP redaction armed.
Repo: echoomegaprime/echo-credential-broker
Install on Grok, GPT, Claude
Full steps → docs/INSTALL.md
| Client | Fast path |
|---|---|
| Grok | Install GitHub app · connector URL /api/mcp · header x-echo-agent: grok |
| GPT | Install Codex connector · import public/install/chatgpt.openapi.json |
| Claude | Install Claude app · Desktop: merge public/install/claude_desktop.json · Code: .mcp.json |
git clone https://github.com/echoomegaprime/echo-credential-broker.git
cd echo-credential-broker
npm install
cp .env.example .env
npm run dev # console + HTTP MCP
npm run mcp # stdio MCP for Claude Desktop / Claude Code / Grok
Tools (never return secrets)
vault_status · vault_list · vault_metadata · credential_health · credential_use · provider_request · github_get_user · github_get_repository · github_get_file · github_list_repositories · github_create_branch · github_create_or_update_file · cloudflare_zone_get · openai_account_status · stripe_balance · xai_account_status · audit_list · credential_rotate · credential_revoke
Allowlisted hosts only: api.github.com, api.cloudflare.com, api.openai.com, api.stripe.com, api.x.ai.
Stack
TanStack Start · Vite · AES-256-GCM vault · MCP JSON-RPC (/api/mcp + stdio).
Echo Prime Technologies.
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