Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Describe your need, get a tailored program and a pre-filled quote in 3 min. A 100% free call with an advisor.

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.
Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.
Don't let this gap widen
Without advanced mastery of the OpenAI API, 70% of AI projects fail in the scaling phase, wasting up to 30% of the API call budget (real costs: 5-10k€/month).
Your competitors, trained, integrate autonomous agents boosting revenues by 25%, while your apps remain basic and vulnerable to data leaks (GDPR risk: fines up to 4% of turnover).
Lose 50% of dev time debugging ineffective prompts and miss AI market opportunities estimated at 200B€ by 2025.
Train now or fall behind.
Dive into complex API calls, set up secure OAuth authentication, manage token limits in real-time with practical exercises on GPT-4, debug common errors using real e-commerce app cases, produce a deploy-ready integration script, and master quotas to avoid overages.
Master advanced prompting techniques for ultra-precise responses, test reasoning chains on real datasets, integrate LangChain for multi-step workflows, apply few-shot learning to business cases like code generation, create and evaluate your own templates, and leave with an optimized prompt kit boosting efficiency by 40%.
Prepare and launch fine-tunings on your private data via the OpenAI interface, configure Assistants API for intelligent autonomous agents, train on real cases like automated customer support, test performance with precise metrics, generate deployable deliverables, and turn your ideas into custom AI in no time.
Deploy integrations to secure cloud production environments, implement rate limiting and API key encryption, monitor costs and latencies with custom dashboards, scale for 1M+ requests/day via hands-on Vercel/AWS exercises, secure against prompt injections, and conclude with a certified, market-ready final project.
The Training OpenAI API - Develop Ultra-High-Performance AI Apps program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
For the smooth delivery of the Training OpenAI API - Develop Ultra-High-Performance AI Apps program, the following equipment is required:
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
Assessment of skills acquired during the Training OpenAI API - Develop Ultra-High-Performance AI Apps program is performed through:
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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Data ScienceIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.