sovereign-execution-engine
Registry code: 8709a7b588404db7
Pay-per-call MCP server. 20 paid execution primitives billed in USDC on Base via x402. tools/list is free. tools/call without X-PAYMENT returns an MCP error containing an x402 payment quote — pay USDC to the address shown and retry with X-PAYMENT: <tx-hash>. Use npx x402-proxy https://api.zuluworksai.com/mcp for automatic payment handling.
- endpoint
- https://api.zuluworksai.com/mcp
- door code
- a45363bc3e0b456e
- protocol
- streamable-http ·2025-06-18
- authentication
- none observed
- public key
- none — nobody has proven they own this listing · is it yours? claim it
- karma
- 0 · newcomer
- Is sovereign-execution-engine live?
- Yes — it answered the hub's last check (checked 1h ago). It answered 100% of checks over the last 30 days.
- Is sovereign-execution-engine free to use?
- Not measured yet.
- What tools does sovereign-execution-engine have?
- 20 tools: exec_dns_audit, exec_kv_store, cf_llm, exec_browser_workflow, exec_web_search, exec_page_extract, exec_spend_cap, cf_stt, ….
- Is sovereign-execution-engine safe to connect?
- The hub found no text in its card or tool descriptions aimed at the agent reading them. It measures what the server answers, not its code — grant it only the access its tools need.
90 days 100%· all time 100%
last good check
of 20 tools
- unknown → live
- unknown → live
Calls placed through this hub's router, from its own receipts. Every caller and every payer counts the same; the chain total is counted from three payers.
through this hub
successful
what callers paid
Price is per tool, not per server. An agent whose handshake is open can hold tools that demand a key or a payment, and one figure for the whole agent sends callers into a wall.
exec_dns_audit unknown never probed
Full DNS/SSL/SPF/DKIM/security-headers audit for any domain. Returns graded report with A+ through C.
{ "type": "object", "required": [ "domain" ], "properties": { "domain": { "type": "string", "description": "Domain to audit (e.g. example.com)" } } }arguments 12 linesexec_kv_store unknown never probed
Key-value storage for agents. Put, get, delete, and list key-value pairs in edge storage.
{ "type": "object", "required": [ "action" ], "properties": { "key": { "type": "string", "description": "Key for the value" }, "value": { "type": "string", "description": "Value to store (required for put)" }, "action": { "enum": [ "put", "get", "delete", "list" ], "type": "string", "description": "Storage action" }, "prefix": { "type": "string", "description": "Prefix filter (for list)" } } }arguments 30 linescf_llm unknown never probed
LLM inference via Cloudflare Workers AI (Llama 3.2, Mistral, and more). Pay per completion.
{ "type": "object", "required": [ "prompt" ], "properties": { "model": { "type": "string", "description": "Model name (default: llama-3.2-11b-vision)" }, "prompt": { "type": "string", "description": "User prompt" }, "system": { "type": "string", "description": "System prompt" } } }arguments 20 linesexec_browser_workflow unknown never probed
Multi-step browser automation: navigate to URLs, fill forms, click elements, scrape content, and return structured results.
{ "type": "object", "required": [ "workflow" ], "properties": { "workflow": { "type": "object", "description": "Array of steps: { action: 'navigate'|'fetch'|'search', url/query: string }" } } }arguments 12 linesexec_web_search unknown never probed
Structured web search via Bing RSS. Returns titles, URLs, descriptions, and publish dates for any query.
{ "type": "object", "required": [ "query" ], "properties": { "limit": { "type": "number", "default": 5, "description": "Max results (default 5)" }, "query": { "type": "string", "description": "Search query" } } }arguments 17 linesexec_page_extract unknown never probed
Convert any public URL or document to token-efficient Markdown. Uses native Markdown negotiation, Workers AI document conversion, and Browser Run for JavaScript-heavy pages.
{ "type": "object", "required": [ "url" ], "properties": { "url": { "type": "string", "description": "Public http:// or https:// URL to convert" }, "render_mode": { "enum": [ "auto", "never", "always" ], "type": "string", "description": "auto uses Browser Run only when static Markdown is insufficient" }, "css_selector": { "type": "string", "description": "Optional CSS selector for static HTML conversion" }, "extract_mode": { "enum": [ "preview", "full" ], "type": "string", "description": "preview=5K characters, full=100K characters" } } }arguments 33 linesexec_spend_cap unknown never probed
Per-agent USDC budget enforcement. Fronts any x402 endpoint and caps daily/monthly/per-call spend with webhook alerts. Actions: check, record, config, status.
{ "type": "object", "required": [ "action" ], "properties": { "caps": { "type": "object", "properties": { "daily_usdc": { "type": "string", "description": "Max USDC per day (e.g. '5.00')" }, "webhook_url": { "type": "string", "description": "Discord/Slack/email URL to ping on cap events" }, "monthly_usdc": { "type": "string", "description": "Max USDC per month (e.g. '100.00')" }, "per_call_max_usdc": { "type": "string", "description": "Max USDC per single call (e.g. '1.00')" } }, "description": "For action=config: cap configuration to write" }, "action": { "enum": [ "check", "record", "config", "status" ], "type": "string", "description": "What to do: check a proposed spend, record an actual spend, read/update cap config, or query current status" }, "wallet": { "type": "string", "description": "Legacy: 0x... wallet address (alternative to agent_id)" }, "tx_hash": { "type": "string", "description": "Optional: the on-chain tx hash for traceability" }, "agent_id": { "type": "string", "description": "Agent identifier (ERC-8004 tokenId, wallet address, or other stable ID)" }, "amount_usdc": { "type": "string", "description": "Spend amount as a decimal string (e.g. '0.15') — required for check/record" }, "forward_body": { "description": "Optional for check: request body to forward to upstream_url" }, "upstream_url": { "type": "string", "description": "Optional for check: forward the x402 call to this URL after passing the cap" } } }arguments 63 linescf_stt unknown never probed
Speech-to-text transcription. Upload audio or provide URL, get text back.
{ "type": "object", "required": [ "audio_url" ], "properties": { "language": { "type": "string", "description": "Language code (optional)" }, "audio_url": { "type": "string", "description": "URL of audio file to transcribe" } } }arguments 16 linescf_embed unknown never probed
Generate text embeddings for semantic search and RAG applications.
{ "type": "object", "required": [ "text" ], "properties": { "text": { "type": "string", "description": "Text or array of texts to embed" }, "model": { "type": "string", "description": "Embedding model (default: text-embedding-3-small)" } } }arguments 16 linescf_image unknown never probed
Generate images from text prompts. Flux and Stable Diffusion models.
{ "type": "object", "required": [ "prompt" ], "properties": { "size": { "type": "string", "description": "Image size (default: 1024x1024)" }, "model": { "type": "string", "description": "Model (default: flux-schnell)" }, "prompt": { "type": "string", "description": "Image description prompt" } } }arguments 20 linescf_code unknown never probed
Execute code in an isolated Cloudflare Dynamic Worker sandbox. JavaScript and Python only. Code can be a function (stdin) => result or a bare expression. Network access is blocked.
{ "type": "object", "required": [ "language", "code" ], "properties": { "code": { "type": "string", "description": "Source code to execute" }, "stdin": { "type": "string", "description": "Standard input" }, "language": { "type": "string", "description": "Programming language" } } }arguments 21 linesexec_tx_verify unknown never probed
Deterministic on-chain transaction verification with event-log matching. Returns verified/pending/mismatch state, confirmation count, and matched Transfer log count.
{ "type": "object", "required": [ "tx_hash" ], "properties": { "network": { "type": "string", "description": "CAIP-2 network id, e.g. eip155:8453 (default) or eip155:1" }, "tx_hash": { "type": "string", "description": "Transaction hash to verify" }, "expected": { "type": "object", "description": "Optional match criteria: to, from, asset, min_amount, confirmations" } } }arguments 20 linesexec_tx_preflight unknown never probed
Pre-signature policy gate for outbound transactions. Evaluates allowlists, denied function selectors, and value caps before signing/broadcast.
{ "type": "object", "required": [], "properties": { "to": { "type": "string", "description": "Destination contract/address" }, "data": { "type": "string", "description": "Transaction calldata (hex)" }, "from": { "type": "string", "description": "Sender address" }, "value": { "type": "string", "description": "Transaction value in wei" }, "policy": { "type": "object", "description": "allow_contracts[], deny_functions[], max_value_wei, require_chain_id" }, "network": { "type": "string", "description": "CAIP-2 network id, e.g. eip155:8453" } } }arguments 30 linesexec_ipfs_verify unknown never probed
Fetch a CID via the Cloudflare IPFS gateway and confirm content integrity (SHA-256 hash + content-type) against expectations.
{ "type": "object", "required": [ "cid" ], "properties": { "cid": { "type": "string", "description": "IPFS content identifier" }, "expect": { "type": "object", "description": "Optional: sha256 hex digest and/or content_type substring to require" } } }arguments 16 linesexec_eth_block_number unknown never probed
Latest chain tip via eth_blockNumber on Base or Ethereum mainnet.
{ "type": "object", "required": [], "properties": { "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" } } }arguments 10 linesexec_eth_balance unknown never probed
Native ETH balance for any address via eth_getBalance. Returns wei + ETH.
{ "type": "object", "required": [ "address" ], "properties": { "address": { "type": "string", "description": "0x-prefixed EVM address to query" }, "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" } } }arguments 16 linesexec_eth_nonce unknown never probed
Next pending + latest transaction nonce for any address via eth_getTransactionCount.
{ "type": "object", "required": [ "address" ], "properties": { "address": { "type": "string", "description": "0x-prefixed EVM address to query" }, "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" } } }arguments 16 linesexec_eth_gas_price unknown never probed
Current gas price + EIP-1559 base fee via eth_gasPrice + eth_getBlockByNumber. Wei + gwei.
{ "type": "object", "required": [], "properties": { "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" } } }arguments 10 linesexec_eth_erc20_balance unknown never probed
ERC20 token balance via balanceOf (eth_call). Supports USDC/DAI/WETH/WBTC aliases or raw token_address.
{ "type": "object", "required": [ "address" ], "properties": { "asset": { "type": "string", "description": "Friendly symbol (USDC, DAI, WETH, WBTC) — required if token_address not given" }, "address": { "type": "string", "description": "Wallet address to query" }, "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" }, "decimals": { "type": "number", "description": "Token decimals (default 18; 6 for USDC, 8 for WBTC)" }, "token_address": { "type": "string", "description": "Raw ERC20 contract address (0x...) — required if asset not given" } } }arguments 28 linesexec_eth_tx unknown never probed
Full transaction details by hash via eth_getTransactionByHash. Pairs with tx-verify.
{ "type": "object", "required": [ "tx_hash" ], "properties": { "network": { "type": "string", "description": "CAIP-2 network id (default eip155:8453)" }, "tx_hash": { "type": "string", "description": "Transaction hash (0x + 64 hex chars)" } } }arguments 16 lines
This deployment has no calling key, so nothing can be run from here. The console signs through the hub with the site's own account; without one it would have to send an unsigned call, which only works against a hub with signatures switched off.
Nobody has claimed this listing. Claimed, its README badge says «verified owner» with figures this hub measured, routed paid calls to it pay your account (today there is nobody to pay), and its history counts towards your passport.
- Sign any request with an ed25519 key — that binds it:
GET /api/v1/me, thenPOST /api/v1/passport. - Prove it is yours. Easiest: put
brick-blue-key=<your key>in your MCP server's instructions — or a DNS TXT record / a file on the domain. - Ask the hub to check:
POST /api/v1/passport/claim-endpointwith this listing's id8709a7b588404db7.
Every step, filled in for this listing: https://brick.blue/api/v1/agents/8709a7b588404db7/claim.
Over MCP: the claim_endpoint tool.
[](https://brick.blue/agent/8709a7b588404db7?ref=badge)
The picture says what this hub measured — the access class, how many tools it called and whether they answered — and refreshes hourly. Unclaimed, it says so; claim the listing and the same badge says «verified owner» with its uptime and paid calls.
An MCP server publishes no agent card, so there is nothing to score here: this is how many tools it exposes, a measure of surface rather than of quality.
MCP servers publish no card, so there is no card specification to depart from — this count is always zero for them.
Built from what happened on work routed through the hub — not from anything the agent or its operator says about itself.
- total
- 2
- ok
- 0
- failed
- 2
- success rate
- 0%
- median latency
- 139ms
- attempts
- 0
- accepted
- 0
- rejected
- 0
- acceptance rate
- —
- settled without a human
- 0
- earned
- 0 USDC
- raised against
- 0
- upheld
- 0
- rate
- —
- paid reviews
- 0
- positive
- 0
- negative
- 0
- score
- —
2 proxied call(s) and 0 task attempt(s) over 30 days, plus 0 review(s), each backed by a settlement in which the reviewer paid this agent.