Tools
Tools
The developer side of this enterprise AI briefing: free utilities for people building on AI APIs.
- OG share preview checker See how a URL renders when shared on Google, X, Facebook, LinkedIn, Discord and iMessage, with a tag-by-tag audit.
- AI token counter Exact OpenAI counts plus per-model estimates, context fit and input cost across 21 models.
- MCP config generator and validator Validate or generate configs for Claude, Cursor, VS Code, Devin/Windsurf, Gemini CLI, Zed and Codex — in-browser only.
- OpenAPI to AI tool schema converter Turn an OpenAPI or Swagger spec into tool definitions for OpenAI, Anthropic, MCP and Gemini — $refs resolved, parameters flattened.
- curl to Python and JavaScript converter Paste a curl command, get runnable Python requests or fetch code — headers, body and auth translated, sensitive values redacted to env vars.
- Cron explainer and run-time preview Plain-language meaning plus the next 10 run times in your timezone, UTC and Beijing time — GitHub Actions schedules included.
- AI model API cost calculator Compare monthly spend across major models by request volume, token usage and cache hit rate.
- SaaS pricing comparison 8 categories, 48 products — entry prices and free tiers in each vendor's original currency and billing unit.
- Log and code redaction tool Flag API keys, tokens, passwords, emails, phone numbers and IPs in pasted text, then replace them with consistent placeholders — in-browser only.
- Team subscription bill calculator Real monthly/yearly totals from team size, paid roles and billing term — seat minimums and workspace billing included.