jevQL: Semantic SQL for Postgres
jevql is a CLI/SDK that adds Jev semantic predicates, choices, and scores to ordinary Postgres SQL. It calls TypeSafe AI's System One model via the Jev API and supports Go, TypeScript, Python, MCP, and HTTP.
A Jev decision layer for Customer Success: 22 typed decisions per inbound message, 14 per account, 10 per outbound draft. Zero dependencies, 38 tests, runs offline.
该仓库是面向客户成功场景的 Jev 决策层,实现了三条流水线(入站消息分类、账户健康评估、外发草稿质检),通过 JEV_PROVIDER 支持直连 TypeSafe、OpenRouter、网关等真实 Jev 模型调用,并附带离线模拟器、38 个测试、CXM-Tool 集成指南以及真实运行成本对比,实质性地使用和研究了 TypeSafe Jev / System One。