# Services from spark-2f53.tail8a7863.ts.net on Zero

> spark-2f53.tail8a7863.ts.net serves 7 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/spark-2f53.tail8a7863.ts.net
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/spark-2f53.tail8a7863.ts.net/health.json

## Services

- [Gambit Handwritten Letter Service](https://www.zero.xyz/c/gambit-handwritten-letter-service-aa8d2b3d/llms.txt): $25/call via x402. Accepts letter content and recipient details, then has Ivan physically handwrite and mail the letter to the specified address, charged at $25 USDC via x402.
- [Gambit GPU Shop – OCR via GLM Vision](https://www.zero.xyz/c/gambit-gpu-shop-ocr-via-glm-vision-475b9e16/llms.txt): $0.03/call via x402. Extracts text from a base64-encoded image using GLM OCR, optionally guided by a prompt, returning the recognized text and model name.
- [Gambit GPU Shop – Image Generation](https://www.zero.xyz/c/gambit-gpu-shop-image-generation-0fa1bf66/llms.txt): $0.02/call via x402. Generates AI images from a text prompt using GPU-accelerated inference, billed at $0.02 USDC per call via x402 on Base
- [Gambit GPU Shop – x402 Chat Inference](https://www.zero.xyz/c/gambit-gpu-shop-x402-chat-inference-3f93c94b/llms.txt): $0.02/call via x402. Runs a paid LLM chat completion against GPU-hosted models on the Gambit platform, billed at $0.02 USDC per call via x402 on Base
- [Gambit GPU Shop – Nemotron-3-Super 120B Chat (x402)](https://www.zero.xyz/c/gambit-gpu-shop-nemotron-3-super-120b-chat-x402-8be86f4b/llms.txt): $0.08/call via x402. Send a chat message array to the Nemotron-3-Super 120B model hosted on Gambit's GPU shop and receive an assistant reply, billed at $0.08 USDC per call via x402 on Base.
- [Gambit Uncensored Chat (x402)](https://www.zero.xyz/c/gambit-uncensored-chat-x402-a96c7b4c/llms.txt): $0.04/call via x402. Runs uncensored large-language-model inference via an abliterated Qwen3-32B model, accepting prompts including content that mainstream models refuse, paid per-call in USDC via x402.
- [Gambit GPU Shop – Models Catalog (x402)](https://www.zero.xyz/c/gambit-gpu-shop-models-catalog-x402-81b75686/llms.txt): $0.01/call via x402. Returns the list of available AI models and services offered by the Gambit GPU shop, payable via x402 USDC on Base for $0.01 per call.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)