ASKCHING

Cited DeFi research over The Graph — as a remote MCP server.

AskChing answers natural-language DeFi questions across multiple live subgraphs and returns every number with its provenance. If it cannot cite at least two sources, it refuses to answer.

SUBGRAPH AAVE_V3 0x9c… ──query──> BLOCK 21,784,325 ──hash──> 0x4f3a…e2 ✓ verified

EVIDENCE CHAIN — every figure carries subgraph id · block · query hash, or AskChing fails closed.

section 0x02 · seven tools

compare_marketsRanked cross-protocol metric comparison
analyze_marketsYield, liquidity stress, evidence quality
analyze_trends7d / 30d cited daily history with slope and volatility
research_briefConclusion, key figures, risks, follow-up
risk_scanPeer-relative spot signals with explicit gaps
discover_yieldsCross-venue USDC yield: lending + DEX LP rankings
get_infoSelf-description: what AskChing is and how to use it

section 0x03 · try it now

> compare_markets Compare live USDC supply APY across Aave V3, Compound V3, and Spark Lend right now. Rank the results, cite each source, and state the as-of time.

→ 3 subgraphs queried · ranked rows · citations attached

> compare_markets Compare live USDT supply APY across Aave V3, Compound V3, and Spark Lend. Rank them and cite each source.

→ multi-stablecoin supported · Spark 3.39% leads · 3 cited sources

> discover_yields Where can I earn yield on USDC across lending, Uniswap V3, and Curve? Keep lending and LP rankings separate.

→ lending + LP ranked separately · formulas · risk flags

> compare_markets What is the current yield for staking ETH through Lido, compared to earning USDC yield on Compound?

→ Compound USDC cited · ETH staking labeled an explicit gap, not invented

> compare_markets Compare USDC supply APY on Aave V3 only.

✕ REFUSED — only 1 source cited (requires ≥ 2)

section 0x04 · connect any mcp client

{
  "mcpServers": {
    "askching": {
      "url": "https://ask-ching-agent.vercel.app/api/mcp"
    }
  }
}

VS Code uses type: "http", Codex uses url, Gemini CLI / Antigravity uses httpUrl. stdio-only clients can bridge with npx -y mcp-remote <url>.

section 0x05 · health

$ curl https://ask-ching-agent.vercel.app/api/health
{"name":"askching","version":"0.1.0","transport":"streamable-http","endpoint":"/api/mcp","live":true}

online · live mode

section 0x06 · endpoints

POST /api/mcpMCP endpoint (Streamable HTTP, stateless)
GET /api/healthCredential-free metadata
POST /mcpAlias of /api/mcp

This endpoint is intentionally unauthenticated so reviewers can connect directly. Only POST is served; GET and DELETE return 405.