AI Gateway

LLM Budget Management: Virtual Keys and Hierarchical Spend Controls

LLM Budget Management: Virtual Keys and Hierarchical Spend Controls

TL;DR * Virtual keys are gateway-issued credentials that carry their own budget, rate limits, and model access, so an AI budget can be attached to each team, project, or user instead of a shared provider key. * Bifrost enforces budgets hierarchically at the customer, team, virtual key, and provider-config

How to Cut LLM API and Token Costs in 2026

How to Cut LLM API and Token Costs in 2026

TL;DR * LLM token cost is driven by six sources: model selection, output length, repeated queries, tool-definition bloat, retries, and missing enforcement. Each one can be fixed once at the gateway layer. * Output tokens are priced three to eight times higher than input tokens, and per-token pricing varies

PII Filtering and Compliance at the AI Gateway Layer

PII Filtering and Compliance at the AI Gateway Layer

TL;DR * PII filtering at the AI gateway layer inspects every prompt and response before it leaves the network, so one control covers every application, provider, and model. * Bifrost Enterprise detects PII with an in-process regex template, Microsoft Presidio, Azure AI Language PII, AWS Bedrock Guardrails, or Lakera Guard,

Top 5 Platforms for Load Balancing AI Traffic to LLM Providers

Top 5 Platforms for Load Balancing AI Traffic to LLM Providers

TL;DR * AI load balancing distributes LLM requests across multiple API keys, models, and providers so that no single quota, endpoint, or vendor becomes the bottleneck or the point of failure. * Bifrost ranks first: weighted key-level distribution, automatic key rotation on 429 and auth errors, cross-provider fallback chains,

How to Avoid LLM Vendor Lock-In

How to Avoid LLM Vendor Lock-In

TL;DR * LLM vendor lock-in happens when application code, SDK choice, prompt formatting, fine-tunes, or auth mechanism tie a team to one provider's pricing, availability, and roadmap. * The most durable defense is an OpenAI-compatible unified interface, so any provider can be swapped in without SDK

AI Audit Trail: Controls and Audit Logs for LLM Traffic

AI Audit Trail: Controls and Audit Logs for LLM Traffic

TL;DR * An AI audit trail for LLM traffic is a signed, retained record of who called which model, with what prompt and response, at what cost, and which policy fired, produced at the gateway so it covers every request. * The runtime controls that belong at the LLM traffic layer

How to Version and Roll Back AI Agent Skills Across a Team

How to Version and Roll Back AI Agent Skills Across a Team

TL;DR * AI agent skills are reusable SKILL.md folders that give coding agents like Claude Code and Codex domain-specific instructions, and teams accumulate dozens of them fast once more than one person is writing skills. * Bifrost's Skills Repository lets a team create, publish, and version agent