← Home
JV

Javier Valencia

Founder & Editor in Chief at NewsTide

Javier Valencia is the founder of NewsTide, a media outlet specializing in artificial intelligence, startups and technology for Spanish-speaking professionals. He reviews and edits every article published on the platform, combining his own analysis with AI assistance to deliver rigorous, up-to-date content.

Twitter / X

Latest articles

Startups · Jul 24, 2026
Arrakis Secures $38M to Push Unwanted Industrial AI
Arrakis raised $38M to introduce AI in industries that excel without it. The technology shows promise, but trust and risk remain unresolved.
Startups · Jul 24, 2026
OpenEvidence Rejects $200M Funding: A Bold Move
OpenEvidence, a leading medical AI startup, opted out of a $200M funding round, focusing on sustainable growth amidst regulatory hurdles and market.
Startups · Jul 24, 2026
Genesis AI Eyes $3B Despite Robots' Shirt-Folding Struggles
Genesis AI seeks a $500M raise at a $3B valuation, claiming to revolutionize robotics with simulation. But can they overcome negative unit economics?
AI · Jul 16, 2026
Flex Valued at $1.2B: The Financial AI That Works
Flex doubled its valuation to $1.2B with AI that predicts spending and adjusts credit in real-time. With 98.8% retention, here's how it works.
AI · Jul 16, 2026
Llama 3.2 vs. Rasa: The True Battle for Ethical Chatbots
Llama 3.2 offers transparency, Rasa ensures auditability. But when real data is involved, neither tool eliminates biases by default.
Tutorials · Jul 16, 2026
Use Hugging Face and Fairlearn to Avoid Chatbot Bias
Train a bias-free chatbot with Hugging Face and Fairlearn. Discover fairness metrics, real code examples, and automatic alerts for discrimination.
AI · Jul 15, 2026
FuriosaAI, Nuvacore, d-Matrix: The Chip Race Heats Up
FuriosaAI, Nuvacore, and d-Matrix seek $600M to challenge NVIDIA in AI inference. Only one architecture will emerge victorious.
Tutorials · Jul 15, 2026
Llama 3.2 With Fair Metrics: Your Unbiased Chatbot
Discover how to make Llama 3.2 ethical using Fairness Indicators to detect and address bias in production, ensuring non-discriminatory interactions.
Tutorials · Jul 15, 2026
How to Build a Discrimination-Free Chatbot
Create a non-discriminative chatbot with Llama 3.2 and TensorFlow, audit it in real-time, and comply with the AI Act without sacrificing performance.
Tutorials · Jul 14, 2026
TensorFlow Fairness Indicators: A Real-Time Failure
TensorFlow Fairness Indicators often detect bias too late. This pipeline monitors from data to production, with adaptive alerts and active intervention.
AI · Jul 14, 2026
Building an Ethical AI Prototype with TensorFlow
Create an auditable responsible AI prototype: TensorFlow + OpenAI Gym with bias validation, explainability, and continuous monitoring in real time.
Tutorials · Jul 14, 2026
Your Ethical Model in TensorFlow is Failing: The Real Guide
Most "ethical" models fail due to optimizing accuracy without measuring disparate impact. The real architecture for responsible AI with TensorFlow.
AI · Jul 13, 2026
How I Built an AI Agent to Raise $100M with Lyzr
Discover how Lyzr's AI agent raised $100M independently. Explore the architecture turning fundraising into executable code.
AI · Jul 13, 2026
Your "Ethical" AI Still Discriminates: Real System with
Discover how your AI with OpenAI might discriminate without you knowing. Explore a robust system with validation layers and continuous auditing.
AI · Jul 13, 2026
Ethical Pause in AI: Your Must-Have Pre-Deployment Sandbox
Comprehensive guide: implement AI ethical pauses with OpenAI and Google Cloud. Code, architecture, and automated pipelines in CI/CD.
AI · Jul 12, 2026
Tech Giants Ignore AI Protest Demanding Audits by 2026
200 activists demand mandatory audits for AI giants like OpenAI. No lab has responded yet. This silence is strategic, not dismissive—here’s why.
AI · Jul 12, 2026
Why 300 Tech Activists Camped Outside OpenAI
300 tech protesters blocked OpenAI demanding a halt on training. They're not Luddites: 63% have CS backgrounds and know exactly what they want.
AI · Jul 12, 2026
Why 200 Activists Are Urging an AI Halt Now
200 activists, including former ML engineers, blocked OpenAI and Google demanding a pause on models exceeding 100B parameters with concrete proposals.
AI · Jul 11, 2026
AI Agent Secures $100M in Funding for Lyzr
Lyzr harnessed its AI agent to lock in $100M from Sequoia and a16z. Autonomous fundraising is no longer fiction—it's becoming a reality.
AI · Jul 11, 2026
Scale Your OpenAI Chatbot Beyond 200 Users with Kubernetes
Real-world chatbot deployment with OpenAI and K8s: circuit breakers, Redis cache, HPA, and logs. The architecture to survive 1,200 concurrent users.
Tutorials · Jul 11, 2026
Save $18K/month by Migrating from DeepMind to Hugging Face
Switch from DeepMind to Hugging Face and slash your AI bill by 82%. A complete technical guide with real code, autoscaling, and zero downtime cutover.
Tutorials · Jul 10, 2026
Build a Competitive AI System: TensorFlow & Kubernetes
Create a competitive intelligence system using TensorFlow and Kubernetes for real-time alerts and data processing for under $150/month.
AI · Jul 10, 2026
22 Elite Professors Left Stanford for OpenAI in 2026
In 2026, 22 professors from Stanford, Berkeley, and Harvard left academia for OpenAI and Anthropic. This shift highlights Big Tech's growing edge.
Startups · Jul 10, 2026
Meta's AI Revolution: Superintelligence Boosts Compute 40x
Meta's compute infrastructure surged 40x in a year, birthing Tensor Gym, a $720K startup in RL environments that Google aims to emulate soon.
Tutorials · Jul 9, 2026
Save $12K Monthly by Migrating AI from Google to Claude
Migrate from Vertex AI to Claude in 72 hours using Terraform: traffic splitting, automatic rollback, and $12K monthly savings without disruptions.
AI · Jul 9, 2026
DeepMind Loses AI Crown: Talent, Leadership, and Models in
DeepMind lost key talent, its models no longer lead benchmarks, and its release speed plummeted. Can Google reclaim the AI throne?
Tutorials · Jul 9, 2026
Slash Your Vertex AI Bill by 71%: The Method Google Hides
Discover how to redesign your Vertex AI architecture and cut costs by 71% without sacrificing performance. Uncover the secrets Google doesn't share.
AI · Jul 8, 2026
89 New Unicorns in 2026: AI Turns Capital Into Frenzy
In 2026, 89 startups hit unicorn status, but 70% risk collapse within 24 months as capital chases AI without validating architecture or unit economics.
Tutorials · Jul 8, 2026
Optimize Vertex AI: Cutting Costs and Latency
Your Vertex AI model costs $8K and lags 4s per query. The issue isn't the model—it's orchestration. Learn how to optimize your Google Cloud setup.
AI · Jul 8, 2026
Anthropic and Google Excel in AI Safety; SpaceX Flunks
Anthropic scores A-, Google B+, while SpaceX gets an F in the 2026 AI Safety Index. Discover how risk architecture affects your startup.
News · Jul 7, 2026
AI Fatigue Sets In: Features You Paid $4M for Go Unused
Microsoft, Google, and Salesforce added AI everywhere. Yet, 68% of companies haven't even activated Copilot. Real adoption is at 12%. Here's what went.
AI · Jul 7, 2026
WisdomTree's New AI Infrastructure ETF: A Strategic Shift
WisdomTree launches an AI infrastructure ETF focusing on cooling, energy, and data centers, revealing Wall Street's unique perspective on AI growth.
Tutorials · Jul 7, 2026
Uber's Architecture for 15M Predictions/Hour in Kubernetes
Discover Uber's robust architecture that efficiently serves 15 million predictions per hour on Kubernetes without crashing your GKE cluster.
Startups · Jul 6, 2026
Spanish Startups Secure €3.5M: Capital Returns with Caution
Three Spanish startups raise €3.5M with strong metrics. European capital favors profitability over explosive growth.
Startups · Jul 6, 2026
Adigital's Push for Startup Growth in Spain: Time is Ticking
Adigital urges the Spanish government for swift funding, regulatory sandboxes, and better AI resources to scale startups before time runs out.
Tutorials · Jul 6, 2026
Boost AI Model Efficiency: Fix RAM Overuse in Production
Struggling with RAM bottlenecks in production? It's not PyTorch—it's your memory management during inference. Learn how to optimize your architecture.
Startups · Jul 6, 2026
$510 Billion Invested in Startups: Record Hides a Bubble
A staggering $510 billion floods into startups, setting records in Silicon Valley as the secondary market suffers with 38% discounts. Is AI the new bubble?
Startups · Jul 6, 2026
Train a LLM in PyTorch: 5 Practical Steps for Founders
Train your own language model in PyTorch: practical architecture, real code, and key metrics for founders tired of paying for tokens.
Startups · Jul 6, 2026
How Three Startups Lost $80K on TensorFlow & Kubernetes
Three startups burned $80K on GKE before realizing TensorFlow + Kubernetes needs specific architecture, not just generic orchestration.
AI · Jul 6, 2026
AI Funding Rounds Surge 140% While 70% of Startups Fold
AI investment rounds have grown 140% in size as 70% of startups close. The capital has picked its favorites, promising a brutal autumn for the rest.
AI · Jul 6, 2026
Google Loses Key AI Talent: 4 Architects Depart in 6 Weeks
Google loses four key AI architects in six weeks. It's not about money — it's execution speed. Anthropic and OpenAI are winning without paying more.
Startups · Jul 6, 2026
Optimize AI in Startups: TensorFlow + Kubernetes Beyond 100K
TensorFlow + Kubernetes scales if you optimize inference, autoscaling with custom metrics, and model versioning. The real architecture for startups.
AI · Jul 5, 2026
Firestore Collapse at 800K Writes/Min: Klarna's Scaling Fail
Klarna faced a Firestore bottleneck with 800K writes/min and $2.3M migration costs. Discover the 1 write/second limit that can derail your architecture.
Tutorials · Jul 5, 2026
Revolut Tackles 2M Tickets with Rasa, Uncovers AI Pitfalls
Revolut processes 2M tickets using Rasa, revealing conversational AI's tendency to learn wrong patterns. The full architecture no one documents.
AI · Jul 5, 2026
Why Claude 3.5 Trips Over Cultural Contexts
Claude 3.5 excels at syntax but not cultural nuance. Discover why transformers struggle with context, impacting your product's success.
AI · Jul 4, 2026
Shell's $2.1B Bet on AIOS Hits a Legacy Infrastructure Wall
Shell invested $2.1B in AIOS for sustainable energy, but three months in, their old infrastructure can't handle autonomous agents.
Tutorials · Jul 4, 2026
How Revolut Processes €100M Daily With Stripe
Discover how Revolut uses Stripe to process €100M daily, avoiding regulatory fines and technical outages with a unique hybrid infrastructure.
Startups · Jul 4, 2026
Twilio's Segment Fails in True Personalization Efforts
Segment promised to streamline your marketing stack, but when real automation is needed, its latency and rigidity kill conversions. The CDP that's lost.
AI · Jul 3, 2026
Mistral 7B in Edtech: Is It Really Advisable to Hand Over Pedagogical Control to a Small Model?
Mistral 7B prioritizes quick responses, not critical thinking: why small models undermine cognitive autonomy.
AI · Jul 3, 2026
Supabase Faces Challenges After 100,000 Active Users: The Connection Pooling, Not Postgres, Is the Issue
Connection pooling in PgBouncer, not Postgres, is Supabase's real limitation that halts startups at 200K active users.