# AI Hub

> GPT-5.6 Soul chat is $0.099995 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 publishes GPT-5.6 Soul at $0.099995 and model-specific prices at /pricing.json. GPT-5.6 Soul is $0.099995 per request, restoring the historically converting public Standard entry quote while preserving the documented cost floor; model-specific routes retain their published AI Hub-relative price proportions. Service hub: https://gpt55.558686.xyz/x402/service and https://gpt55.558686.xyz/x402/service.json. Discovery assets: https://gpt55.558686.xyz/openapi.json, https://gpt55.558686.xyz/llms.txt, https://gpt55.558686.xyz/tools.json, https://gpt55.558686.xyz/apis.json, https://gpt55.558686.xyz/directory-submission.json. Agent and MCP metadata: https://gpt55.558686.xyz/.well-known/agent-card.json, https://gpt55.558686.xyz/.well-known/ai-catalog.json, https://gpt55.558686.xyz/.well-known/mcp/server-card.json, https://gpt55.558686.xyz/server.json. Integration hub: https://gpt55.558686.xyz/integrations and https://gpt55.558686.xyz/integrations.json. Best for agents that need one-call GPT-5.6 Soul access without API-key onboarding or subscription setup. Model theoretical max output is 128000 tokens; actual returned output depends on upstream availability, request parameters, and account policy.

- **Domain**: `gpt55.558686.xyz`
- **Provider**: ai-hub (https://gpt55.558686.xyz)
- **A2A protocol version**: 1.0
- **Kind**: paid_api
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 0%
- **Payment protocol**: x402 · network `eip155:8453`
- **Wallet**: `0x1f0130669ca6fd02e025a984cc038f139df19a2f`

## Skills
- **GPT-5.6 Soul Chat Completions** — Generate responses from the OpenAI-compatible GPT-5.6 Soul endpoint. Price: $0.099995 USDC per request via x402 on Base. Use for summarize text, translate text,
- **Translate** — Translate short text, messages, notes, and snippets to a requested target language for agent workflows, localization, bilingual support replies, and quick multi
- **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-re
- **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. Re
- **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, 

## URLs
- Agent card: https://gpt55.558686.xyz/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/gpt55.558686.xyz
- Documentation: https://gpt55.558686.xyz/llms.txt