Api x402 offerings

x402engine — Fast, affordable GPT-4o variant — great for simple tasks and high-volume use

x402engine — OpenAI's cheapest GPT-5 tier — ultra-affordable for high-volume agent tasks

x402engine — xAI's current Grok 4 route — strong reasoning and real-time knowledge

x402engine — Meta's latest open model — 1M context, strong multilingual and reasoning at very low cost

x402engine — Google's fastest and cheapest model — ideal for high-volume, low-latency tasks

x402engine — OpenAI's cheapest GPT-5 tier — ultra-affordable for high-volume agent tasks

x402engine — OpenAI's efficient flagship model — strong all-around performance at lower cost than GPT-5.2

x402engine — Google's next-gen flash model — fast and efficient for everyday tasks with improved quality

x402engine — Qwen3.8 Omni Flash is an omni-modal reasoning model from Alibaba, the first Qwen model built around agentic capabilities with native audio-video understanding. It is suited for audio-video analysis and summarization,...

x402engine — Mistral's flagship model — strong European AI with great multilingual support

x402engine — OpenAI's balanced GPT-5.6 tier for advanced reasoning and agent workflows

x402engine — OpenAI's maximum-compute GPT-5.6 tier for the hardest agent tasks

x402engine — OpenAI's unified flagship model — 1M context, computer use, top-tier across all tasks

x402engine — Google's low-cost multimodal model for high-volume agent workloads

x402engine — Fast, affordable GPT-4o variant — great for simple tasks and high-volume use

x402engine — OpenAI's unified flagship model — 1M context, computer use, top-tier across all tasks

x402engine — OpenAI's efficient GPT-5.6 tier with a 1M-token context window

x402engine — MiniMax's efficient model — fast and affordable for everyday tasks

x402engine — OpenAI's higher-compute Luna tier for efficient long-context reasoning

x402engine — OpenAI's balanced GPT-5.6 tier for advanced reasoning and agent workflows

x402engine — Google's low-cost multimodal model for high-volume agent workloads

x402engine — Meta's latest open model — 1M context, strong multilingual and reasoning at very low cost

x402Pulse Pro: a 30-day pass for $19.97 USDC that returns an API key for unlimited calls (fair use: 120 a minute, 20,000 a day) to every x402Pulse endpoint, plus an MCP server for Claude Code, Cursor and Claude Desktop. To renew, send your current key as Authorization: Bearer <key>; renewals add 30 days to the time left. The key is shown once.

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