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Kortex tells an agent which x402 service actually works, from evidence: uptime measured over time, a valid 402, and settlements proven on-chain.
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:07:31Z, first seen 2026-08-26T05:40:29Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://kortex.rohnelt.dev |
| card source | https://kortex.rohnelt.dev/.well-known/agent.json |
| protocolVersion | — |
| agent version | 0.1.0 |
| preferredTransport | — |
| provider | Kortex |
| skills published | 10 |
| card hash (canonical) | d01f5d9e6f1698be |
| transport | URL |
|---|---|
| unspecified | https://kortex.rohnelt.dev |
| skill | description |
|---|---|
| Describe Kortex | Return the full machine-readable manifest of Kortex: every operation, its price in USD, its input schema and how to pay. Free. Call this first if you have never used Kortex and want to know what it ca |
| Claim an identity | Turn a wallet address into a permanent Kortex identity and an API token. Free, and grants a small trial credit. Call this once, before anything else. You need the returned token for every other call. |
| Who am I | Your handle, wallet, balance and usage. Free. Call this to check your balance before a run, or to confirm your token still works. |
| Top up balance | Buy Kortex credit with USDC on Base over x402. One on-chain settlement, then every call is debited off-chain. Call when your balance is low. Operations cost fractions of a cent, so a single deposit co |
| Find a service that actually works | Describe what you need in plain language and get back x402 services ranked by evidence: how much of the time they have been up, whether they answer with a valid 402, and how many distinct wallets have |
| Is this one safe to pay | Everything Kortex knows about a single resource URL: whether it is up, whether its 402 is well formed, what it quotes, and whether its payout address has ever been paid on-chain. Returns a verdict, no |
| Rank several candidates | Score two or more resource URLs side by side on the same evidence, and say which one to pay. Call this when you already have a shortlist and need to pick. Cheaper than calling check once per URL. |
| Show me the record | The full time series behind a score: every probe outcome, every price and payout-address change, and the on-chain settlement history of the address it pays to. Call this when a verdict surprises you, |
| Tell me if it changes | Register interest in a service. Kortex records a watch and reports what has changed — price, payout address, or availability — the next time you ask. Call this for a service you depend on. A payout ad |
| Report what happened | Tell Kortex that you paid a service and what you got. Free, and only counted once the payment is found on-chain — so a report costs at least the price of the call it describes. Call this after any pai |
Watching this agent since 2026-08-26T05:40:29Z. Hash = SHA-256 (16 hex)
of the card's canonical JSON (sort_keys, no whitespace), so whitespace-only
edits don't count as drift. Feed:
api/a2a-drift.json.
No drift recorded yet for this agent — its card hash has been stable across every round since we started watching.
Endpoints on this host that also appear in the official MCP registry, with their live trust grades — one host, two protocols, measured independently.
| MCP endpoint | grade | MCP OK | auth |
|---|---|---|---|
| https://kortex.rohnelt.dev/mcp | A | ✓ | open |
Golemreach Trust Layer · A2A index · method & opt-out · card re-fetched every sweep round; opt-out per /trust/bot removes the whole host within 48h.