x402donghang.duckdns.org publishes 4 machine-payable endpoints over the x402 protocol, priced from $0.01 to $0.03 per call. Each was probed directly; the response code below is what it returned.
| Endpoint | Method | Price | Probe |
|---|---|---|---|
| /x402/v1/chat/completions | POST | $0.01 | 402 |
| /x402/v1/crypto-brief | POST | $0.03 | 402 |
| /x402/v1/crypto-radar | GET | $0.03 | 402 |
| /x402/v1/summarize | POST | $0.02 | 402 |
GLM 5.2 chat via x402. OpenAI-compatible /v1/chat/completions, streaming supported. Listed as glm-5.2. $0.01 USDC per request on Base/Solana mainnet. See GET /x402/v1/models for the full chat catalog.
Chinese crypto market brief as structured JSON for agents. Input symbol (+ optional context). Output bias/thesis/bullets/risks/actions. $0.03 USDC per call. Not financial advice.
Live crypto narrative and sentiment radar for AI agents. Searches recent X posts and the web, adds a verifiable CoinGecko market snapshot, and returns structured signals, risks, watch items, and sourc…
Chinese summary API for public URL or raw text. Returns summary + key_points + 3 actions JSON. $0.02 USDC per call. Lightweight fetch, no headless browser.