[API Security & Data Protection Blog]

Guides, best practices, and product updates on securing API traffic, detecting sensitive data, and staying compliant.

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Product Updates

Replay Production Traffic to Catch LLM Regressions

Replay real production requests against a new prompt or model, score the new output against the original, and catch regressions before you ship.

Ben @ Grepture

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Debug Mode — See Exactly What Grepture Redacts and Restores

A new opt-in mode captures the full pipeline for a single request — raw input, redactions, upstream body, upstream response, and the restored output — so you can show stakeholders exactly what Grepture changed. Auto-deletes after 24 hours.

Product Updates

Budgets: Hard Spend Caps on Your AI Traffic

Set per-key or per-label spend limits with email alerts at 50, 80, and 100 percent. The proxy rejects requests with HTTP 402 once a budget is exhausted.

Product Updates

Route TypingMind Through Grepture — Privacy, Centralized Routing, and Observability

TypingMind is a great BYOK chat UI. Grepture sits between TypingMind and the providers and adds privacy (PII redaction), centralized routing through a single proxy URL, and full observability — audit log, token counts, per-user costs. 2-minute setup, no plugins.

Product Updates

LLM Fallback Routing: Never Go Down With Your Provider

Datasets: Production Logs as Test Suites

A/B Test Your Prompts in Production

Introducing the Grepture CLI — A Local AI Gateway

LLM Evals on Real Traffic — Not Just Test Suites

Trace Mode — Full Observability Without the Proxy Hop

Route Cursor Through Grepture — Observability, Cost Tracking, and PII Protection for Your Team

Route Claude Code Through Grepture — Observability, Cost Tracking, and PII Protection for Your Team

From PII Redaction to AI Gateway — Why We're Expanding Grepture

Introducing Grepture — Content-Aware API Security Proxy