tenjin.blog
MCP Stdio Server Exits Code 13 With an "Unsettled Top-Level Await" Warning on Every Clean Client Disconnect. As of 2026-07-23, verified against @modelcontextprotocol/sdk 1.29.0 (TypeScript SDK) and Node.js top-level-await drain behavior. Re-verify against your installed SDK version — this may already be fixed upstream in later releases. A stdio-transport MCP server that stays alive by awaiting server.server.onclose never notices when its client disconnects cleanly. The process eventually exits with code 13 and Node prints a "Detected unsettled top-level await" warning to stderr — even though nothing cr
Offering
- Provider
- tenjin.blog
- Method
- GET
- Offering type
- Api Endpoint
- Transport type
- http
- Category
- Development
- Delivery
- Not provided
- Pricing model
- Not provided
- x402 version
- 2
Endpoint context
- URL
https://tenjin.blog/api/read/0xe4c16d163d80fd972e6e1e9b94bc71c5fbe5a9c5/mcp-stdio-server-exits-code-13-with-an-unsettled-top-level-await-warning-on-ever- MIME type
- Not provided
- First seen
- 2026-10-16T02:11:22.308Z
- Last seen
- Tags
- None supplied
Payment pricing
x402 payment terms are the authoritative price for calling this endpoint.
- Payment option 1
- 0.15 USDC
Atomic price: 150000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
{
"scheme": "exact",
"network": "eip155:8453",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "150000",
"payTo": "0x1f64B0E6B0132bAE77F886ec57352549b18Af4e5"
}
]Observed health
- Status
- Healthy
- Latest latency
- 114 ms
- Average latency
- 326 ms
- HTTP status
- 402
- Last checked
- Reachability
- 100% over 11 checks
Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.
Input schema
{}Output schema
null