CtxWise — Interactive AI Context Firewall & MCP Token Tax Calculator

AI Context Firewall & MCP Token Tax Calculator

Paste your CLAUDE.md / AGENTS.md and .mcp.json (or pick a realistic preset below) to measure per-turn startup token overhead, 50-turn session costs across Claude Opus 4.7, Sonnet 4.6, GPT-6.1-Sol & GPT-6-Luna, OpenAI Codex 32 KiB truncation risk, and leaked secrets.

1. Workspace Context Input Runs 100% locally in your browser

CLAUDE.md / AGENTS.md / .cursorrules Content

.mcp.json / .claude/settings.json Content

2. Live Token Tax & Security Audit Grade A

Per-Turn Startup Tax

0 tok

50-Turn Session Overhead

0 tok

Active MCP Servers / Tools

0 srv · 0 tools

Security & Hygiene Findings

0 findings

OpenAI Codex 32 KiB (32,768 B) Guidance Cap 0 / 32,768 B (0%)

Model Profile (2026 API Pricing)

Input $/1M

Per-Turn Tax

50-Turn Session Tax

🧩 The Complete Local-First AI Context Ecosystem

Static audit, runtime stdio MCP proxy, and zero-cost wire verification — built to work together.

@framy2/ctxwise v1.1.0

Static AI Context Firewall, MCP Schema Tree-Shaker (mcp-xray), cross-agent sync (CLAUDE.md ↔ AGENTS.md ↔ Cursor), and SARIF 2.1.0 Secret Shield.

npx @framy2/ctxwise shield --fail-on-risk

npx @framy2/ctxwise agents

@framy2/mcp-diet v0.1.0

Zero-dependency stdio MCP proxy: deterministic tools/list tree-shaking (--read-only, --max-desc), >= 8 MiB crash guard (--max-result-kb 512), and live secret redaction.

npx @framy2/mcp-diet --read-only --max-result-kb 512 --
                ...

@framy2/agent-wire-tap v0.1.0

Zero-cost local loopback HTTP interceptor & CI contract tester. Captures exact outbound wire payloads from codex or claude with $0.00 API cost.

npx @framy2/agent-wire-tap --assert-max-tools 12 -- codex exec
                "ping"