CortexCloud
One pay-per-call API for AI agents: optimization, AI, research, on-chain data, and automation — all settled in USDC on Base via x402. Discover via MCP and Bazaar, estimate free, pay per call. No API keys, no signup.
https://api.cortexcloud.org/Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
Connect straight to this server’s public endpoint.
https://api.cortexcloud.org/mcpWe add this server to your workspace, then open Studio — saved access, one connection to many servers, with a history of what ran.
Last probed Sep 14, 2026 · api.cortexcloud.org
10tools discovered
Cortex Estimate Optimization
Analyze an optimization problem for free — returns a machine-readable decision block: recommended mode/backend, estimated runtime, USDC price, benchmark evidence. Always call this before paying for cortex_optimize.
Cortex Optimize
Solve a QUBO/Ising optimization problem (x402-paid, USDC on Base). Returns a job_id to poll with cortex_get_job. Prices per successful run: classical $0.05, hybrid $0.10, quantum $1.503 (exact price quoted by POST /v1/estimate before payment). Use mode=auto unless you specifically need quantum.
Cortex Get Job
Poll an optimization job by id. Free — returns status, solution, objective, error.
Cortex List Backends
List solver backends (classical/hybrid/quantum) with live availability and verified flag. Free — check before choosing a mode.
Cortex Token Price
Spot price (USD) for an ERC-20 token by contract address or CoinGecko id. Free.
Cortex Wallet Balances
ERC-20 token balances (USD-valued) for an EOA address. Free.
Cortex Research Search
Web search via /v1/research/search (x402-paid). Returns ranked results with snippets.
Cortex Ai Chat
Single-turn chat completion via /v1/ai/chat (x402-paid). Returns model reply + usage.
Cortex Automation Transform
Shape arbitrary JSON via pick/omit/rename/set rules (x402-paid, automation).
Cortex Automation Http Request
Outbound SSRF-guarded HTTP via /v1/automation/http-request (x402-paid, automation).
Get your MCP into directories
A working endpoint is step one. Directory coverage is the coordinated launch across ChatGPT, Claude, Cursor, the MCP Registry, and community indexes.
Directory coverage for brandsOne pay-per-call API for AI agents: optimization, AI, research, on-chain data, and automation — all settled in USDC on Base via x402. Discover via MCP and Bazaar, estimate free, pay per call. No API keys, no signup.
Use the MCP endpoint listed on this page in your MCP client configuration. One-click install pills support Claude, Cursor, VS Code, and other hosts. Copy the remote MCP URL if your client needs a manual entry.
MCPBundles probed 10 tools on the live server. The tool list on this page reflects what was discovered at the last refresh — connect your client to see the full set available to your session.
No provider sign-in was required during MCPBundles' probe. Your client may still need MCPBundles credentials depending on how you connect.
Operate CortexCloud? Verify ownership to take over this directory entry.
This server appears in the MCPBundles directory. Verify you operate it to take over the listing — name, description, logo, contact email, and skill content. We email a 6-digit code to a maintainer address your server publishes in /.well-known/security.txt or /.well-known/mcpbundles.json. Free, takes about a minute.