WireMock alternatives: pick the one that fits your problem
A 2026 take on WireMock alternatives. Keep WireMock for what it's good at; add Microcks (now CNCF Incubating) or proxymock for the gaps. The honest map.
Posts by Ken Ahrens
Co-founder and CEO of Speedscale, passionate about performance engineering. • 9 posts published
From Traffic Context to Confirmed Fix in 3 Minutes
Traffic Context is the missing piece in most debugging workflows. We ran our autonomous agent on a real production bug — it found the root cause, wrote a reproduce harness, applied the fix, and confirmed it. Here's what that looked like.
Beyond AI Vibes: Deterministic Foundations for Agentic Coding
AI coding adoption is high and trust is dropping. A testing pyramid for agents, plus reproducible production context that grounds AI in real behavior.
From Datadog to CI Tests: Catch Regressions Before Deploy
Learn a practical workflow to convert Datadog metrics, traces, and incidents into CI tests that catch regressions before deploy.
Why You Should Stop Buying SaaS and Start Building It
LLMs have collapsed the cost of custom internal tools. Here's the startup distribution problem I've watched kill companies — and how I vibe-coded my way out.
FastAPI Testing: Mock LLM APIs for Free
Record real LLM traffic from a FastAPI app, mock it locally, and replay it in CI with proxymock.
The Hidden AI Bill: Why Non-Prod LLM Costs Spiral
Production AI spend gets attention. Non-prod LLM calls in development, CI, and load tests often do not. Simulation fixes that.
Your Flaky Tests Are a Data Problem, Not a Test Problem
Most flaky test fixes focus on retries and quarantine. The real fix is replacing hand-written test data with recorded traffic that stays fresh.
WireMock vs MockServer vs Proxymock: Java Mocking in 2026
Compare WireMock, MockServer, proxymock for enterprise Java API mocking. See how each handles recorded traffic, Kubernetes, CI/CD, AI-generated code.
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