AI API COST CONTROL

K-Fuse — AI Spend Protection

Protect your AI API budget with automatic cost checks and request blocking.

$39.00one-time

Get K-Fuse

Self-hosted · 3-minute setup · No recurring subscription

PRODUCT IN ACTION

See exactly what K-Fuse protects.

Monitor your AI spending, inspect requests, and see exactly when K-Fuse allows or blocks a request.
Spend Overview

THE PROBLEM

AI can move faster than your budget.

Uncontrolled agents, retry loops, automated workflows, and unexpected requests can consume an AI API budget faster than expected.

WITHOUT CONTROL
  1. YOUR AI APP
  2. UNEXPECTED REQUESTS
  3. RISING API COSTS
  4. BUDGET EXCEEDED
WITH K-FUSE
  1. YOUR AI APP
  2. K-FUSE
  3. COST CHECK
  4. ALLOW / BLOCK

Protection layer / 03 steps

How K-Fuse works

A simple protection layer between your application and AI providers.

01

CONNECT

Place K-Fuse between your application and your AI API requests.

02

SET A BUDGET

Define the spending limit you want to enforce.

03

PROTECT

Requests are evaluated against the budget and can be allowed or blocked.

Technical flow

YOUR APP K-FUSE AI PROVIDER
K-FUSE
REQUEST
↓
COST CHECK
↓
BUDGET DECISION
↓
✓ ALLOW / × BLOCK

BUILT FOR AI SPENDING CONTROL

Everything you need to keep AI costs under control.

Budget Limits

Set a spending threshold for your AI usage.

Request Protection

Block requests when they would exceed the configured budget.

Cost Visibility

Understand spending and request activity.

Self-Hosted

Keep the protection layer within your own infrastructure.

AI Agent Cost Control

Protect automated agents and workflows from unexpected API spending.

Simple Deployment

Designed to be straightforward to deploy and use.

BUILT FOR REAL AI WORKLOADS

Protect the workflows that can run without you.

01

AI AGENTS

Prevent unexpected agent activity from consuming your budget.

02

AUTOMATED WORKFLOWS

Protect scheduled and unattended AI processes.

03

RETRY LOOPS

Prevent repeated API requests from continuing indefinitely.

04

DEVELOPMENT & TESTING

Keep experimentation within a defined spending boundary.

FOR DEVELOPERS

A simple protection layer for AI API requests.

K-Fuse sits between your application and the AI provider, evaluating requests against your configured spending rules before they continue.

YOUR APPLICATION

K-FUSE

01REQUEST RECEIVED
02ESTIMATE COST
03CHECK BUDGET
04ALLOW / BLOCK
AI PROVIDER
REQUEST MODEL ESTIMATED COST BUDGET DECISION

K-FUSE

One simple way to protect your AI budget.

K-Fuse AI Spend Protection

Protect your AI API budget with a self-hosted spend guard.

$39 One-time purchase
Get K-Fuse
  • One-time purchase
  • All in one
  • No recurring subscription

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