81trust / 100

Container Size

by Forest Containers in Security & trust

x402 APIPassing, checked 19 min ago

Return manifest-declared OCI config and layer sizes before an agent pulls an image. Values are registry declarations, not a compressed download or vulnerability measurement. Base mainnet USDC

POST https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/container/size

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
119 ms typical, 119 ms slowest 5%
Last check
19 min ago
Next check
in 11 min

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/container/size" \
  -H "content-type: application/json" \
  -d '{"image":"registry.k8s.io/pause","reference":"sha256:7c38f24774e3cbd906d2d33c38354ccf787635581c122965132c9bd309754d4a"}'
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fhttp--forest-gas-station-mainnet--lcjl27p8lmjs.code.run%2Fcontainer%2Fsize
const res = await pay("https://http--forest-gas-station-mainnet--lcjl27p8lmjs.code.run/container/size", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"image":"registry.k8s.io/pause","reference":"sha256:7c38f24774e3cbd906d2d33c38354ccf787635581c122965132c9bd309754d4a"}),
});
console.log(await res.json());

Example input

{
  "image": "registry.k8s.io/pause",
  "reference": "sha256:7c38f24774e3cbd906d2d33c38354ccf787635581c122965132c9bd309754d4a"
}

Example output

{
  "capability": "container.size",
  "data": {
    "config_size": 1,
    "digest": "example",
    "layer_count": 1,
    "layer_size": 1,
    "total_size": 1
  },
  "meta": {
    "cache": "miss",
    "checked_at": "2026-01-01T00:00:00.000Z",
    "duration_ms": 0,
    "provider": "oci-distribution"
  },
  "ok": true,
  "version": "1"
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
19 min agoPassed402119 ms$0.003
5 h agoPassed402121 ms$0.003