VI1 API
An standard chat-completions model API for VI1: VI1's own models plus VI1 modules (exact calculator, retrieval over your knowledge, JSON response checks, checked calculations and a privacy filter), with per-key limits and a hard spend cap.
Live behind the vi1.ai guest chat and voice.
API overview
Chat with models vi1, vi1-pro, vi1-lite or vi1-raw. Streaming, tools and response_format supported. Every reply carries a vi1 object (route, cost, cache, steps, privacy counts).
Exact arithmetic tool. Returns the result and which exact engine ran.
Search the VI1 knowledge index (BM25).
Model writes a small program, the calculator runs it, the observer verifies the answer.










