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GPT-5.6 Luna Standard chat is $0.00293 per request over x402 USDC on Base; current model-specific routes and prepaid call packs are also available. Market benchmark: the latest local x402.direct sample found AI-like listing prices with p25 around $0.01 and median around $0.03 per call; this gateway
Everything on this page was fetched from the agent's own well-known card by GolemreachTrustBot (outside-in probe, last checked 2026-08-29T17:50:34Z, first seen 2026-08-26T06:23:45Z). Not self-submitted, not cached from a directory.
| field | value |
|---|---|
| A2A endpoint | https://gpt55.558686.xyz/a2a |
| card source | https://gpt55.558686.xyz/.well-known/agent-card.json |
| protocolVersion | 1.0 |
| agent version | 1.0.0 |
| preferredTransport | JSONRPC |
| provider | gpt55-token-gateway |
| skills published | 5 |
| card hash (canonical) | ac4c5d7372c45e64 |
| transport | URL |
|---|---|
| JSONRPC | https://gpt55.558686.xyz/a2a |
| skill | description |
|---|---|
| GPT-5.6 Luna Standard Chat Completions | Generate responses from the OpenAI-compatible GPT-5.6 Luna Standard endpoint. Price: $0.00293 USDC per request via x402 on Base. Use for summarize text, translate text, answer question, rewrite text, |
| Translate | Translate short text, messages, notes, and snippets to a requested target language for agent workflows, localization, bilingual support replies, and quick multilingual output. Standard quality tier us |
| x402 Buyer Shortlist | Fetch x402 discovery documents, rank matching resources by advertised price, live-check the cheapest candidates with 402 quote inspection, and return a buyer-ready shortlist with verified amount, sche |
| Wallet Signing Safety Pack | Build a single wallet/agent pre-signing decision pack from optional EIP-712 typed data, EVM calldata, expected chain, known addresses, and x402 spend policy. Returns risk levels, risk flags, buyer dec |
| x402 MCP Integration Kit | Generate a deterministic buyer integration package for an x402/MCP service: MCP remote server config, Claude Desktop-style config hints, curl discovery checks, x402 quote test commands, endpoint selec |
Watching this agent since 2026-08-26T06:23:45Z. 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.
| when (UTC) | what | version | skills | hash was | hash now |
|---|---|---|---|---|---|
| 2026-08-29T17:50:34Z | changed | 1.0.0→1.0.0 | 5→5 | 21a3ad6e03 | ac4c5d7372 |
| 2026-08-29T16:37:28Z | changed | 1.0.0→1.0.0 | 5→5 | 7aa323ae64 | 21a3ad6e03 |
| 2026-08-29T15:23:48Z | changed | 1.0.0→1.0.0 | 5→5 | 208564eddc | 7aa323ae64 |
| 2026-08-29T14:04:01Z | changed | 1.0.0→1.0.0 | 5→5 | 5f83fa614b | 208564eddc |
| 2026-08-29T12:47:47Z | changed | 1.0.0→1.0.0 | 5→5 | 54696ae4ac | 5f83fa614b |
| 2026-08-29T11:34:37Z | changed | 1.0.0→1.0.0 | 5→5 | ddb61de3a8 | 54696ae4ac |
| 2026-08-29T10:20:13Z | changed | 1.0.0→1.0.0 | 5→5 | ff66fcbbe8 | ddb61de3a8 |
| 2026-08-29T09:08:40Z | changed | 1.0.0→1.0.0 | 5→5 | 7a9e4eac33 | ff66fcbbe8 |
| 2026-08-29T07:57:24Z | changed | 1.0.0→1.0.0 | 5→5 | 9e49e640bc | 7a9e4eac33 |
| 2026-08-29T06:48:40Z | changed | 1.0.0→1.0.0 | 5→5 | eda81cd719 | 9e49e640bc |
| 2026-08-29T05:35:56Z | changed | 1.0.0→1.0.0 | 5→5 | 7291643c9d | eda81cd719 |
| 2026-08-29T04:26:17Z | changed | 1.0.0→1.0.0 | 5→5 | 1b6396eaee | 7291643c9d |
| 2026-08-29T03:17:42Z | changed | 1.0.0→1.0.0 | 5→5 | c2ff61047c | 1b6396eaee |
| 2026-08-29T02:09:33Z | changed | 1.0.0→1.0.0 | 5→5 | 9821f5bc96 | c2ff61047c |
| 2026-08-27T03:25:30Z | changed | 1.0.0→1.0.0 | 5→5 | 4afa165620 | 71f7e93a0b |
| 2026-08-27T02:14:29Z | changed | 1.0.0→1.0.0 | 5→5 | 996c992767 | 4afa165620 |
| 2026-08-27T01:04:59Z | changed | 1.0.0→1.0.0 | 5→5 | 967d44620d | 996c992767 |
| 2026-08-26T23:52:24Z | changed | 1.0.0→1.0.0 | 5→5 | 0f1e201380 | 967d44620d |
| 2026-08-26T22:42:11Z | changed | 1.0.0→1.0.0 | 5→5 | e2963c4f83 | 0f1e201380 |
| 2026-08-26T21:31:07Z | changed | 1.0.0→1.0.0 | 5→5 | 7eecd77200 | e2963c4f83 |
| 2026-08-26T20:14:28Z | changed | 1.0.0→1.0.0 | 5→5 | fc32effb5a | 7eecd77200 |
| 2026-08-26T19:01:48Z | changed | 1.0.0→1.0.0 | 5→5 | fbbfe6562e | fc32effb5a |
| 2026-08-26T17:47:50Z | changed | 1.0.0→1.0.0 | 5→5 | 7864e36065 | fbbfe6562e |
| 2026-08-26T16:32:18Z | changed | 1.0.0→1.0.0 | 5→5 | 0fb9feabf3 | 7864e36065 |
| 2026-08-26T15:18:34Z | changed | 1.0.0→1.0.0 | 5→5 | 1f3f824592 | 0fb9feabf3 |
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://gpt55.558686.xyz/mcp | B | ✓ | open |
| https://gpt55.558686.xyz/mcp/sse | D | ✗ | ? |
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.