VTechNews Editorial Team
Sudowrite tested across 3 chapters of a 90K-word thriller. Here is what Story Bible, Story Engine v3.0, and Beat Sheet Analyzer actually deliver — and where the tool falls short vs Jasper AI and Novelcrafter.
Portkey’s semantic caching cut GPT-4o costs 79% in production. An honest look at Portkey vs Helicone vs LiteLLM — what each delivers, real pricing, and the retry-logic gotcha that breaks latency SLAs.
Perplexity Pro vs ChatGPT Plus: 6-month test across 200+ research tasks. Real limits, Model Council routing, and which $20 tool wins your workflow.
KV cache is why your LLM app gets slow on long conversations. Here’s how prompt caching, vLLM, and SGLang actually work — and what breaks in production.
Claude Sonnet 4.6 vs GPT-5 across 8 real content formats. 60-day test reveals which wins for structure, accuracy, and creative short-form.
Built 12 custom GPTs for real business tasks: 8 shipped, 4 killed. Operator retrospective on what works, what fails, and the real maintenance cost.
OpenCode hit 176K GitHub stars while Copilot switched to per-credit billing. How all three agents performed on 8 real engineering tasks — with exact cost math.
The documented solopreneur AI stack: Claude Pro, Perplexity Pro, n8n, and Descript for $100-127/month — with exact workflows, failure modes, and ROI math.
Zapier billed $13,398 for the same workload n8n Cloud billed $98. Real cost breakdown after 3 months of 50,000 monthly executions across both platforms.
Devin 2.0: $20/mo entry, down from $500. We ran 10 real engineering tasks and found ACU costs balloon 3-8x on complex debugging. Completion rates and failure modes inside.
