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.
1 seat held for the next session
30:00Held for another
Request a call back and an advisor reaches you within 24 business hours, Monday to Saturday.
Training OpenAI Function Calling 2026 - Optimizing your AI APIs
Trusted by — schools, companies and industrial groups
Every program built with a dedicated engineer
Learning objectives
- Master the fundamentals of function calling with OpenAI.
- Develop professional skills to integrate AI tools in the enterprise.
- Design effective prompts tailored to your organization's needs.
- Implement secure and performant function calls.
- Optimize your projects with the latest Prompt Engineering practices.
- Validate your skills through a recognized certified training.
Our social commitment
A school kit donated to a child for every training
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.
- Backpack, notebooks and essential supplies
- Distributed through our partner charities
- Included, at no extra cost to you
The Learni story
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
Why this program matters
Companies that ignore function calling lose an average of 35% productivity on automatable tasks according to a McKinsey 2025 study.
Without these skills, your teams remain dependent on costly external solutions and fall behind the competition.
Untrained developers see their career opportunities shrink amid massive AI adoption.
Join the training to secure your professional future and that of your company.
Program
Module 1Theme: Introduction to OpenAI function calling (API, tools, first scripts)
This day covers the basic concepts of function calling with OpenAI in 2026. Participants discover the structure of calls, configure their environment and perform practical exercises with Python and the official API. They analyze real business cases and produce a first functional deliverable script at the end of the session.
Module 2Theme: Deployment of OpenAI function calling (security, testing, integration)
Learners deepen best practices for security and error management. They work on real scenarios, test multiple call chains and integrate results into simple applications. The day ends with a final project and a collective review of the deliverables produced.
Evaluation method
- MCQ to validate key concepts
- Practical exercises corrected live
- Final project evaluated by the trainer
Learning method
- Access to the resource platform for 6 months
- Post-training Q&A sessions
- Reusable code templates provided
- Certificate of completion
Methods, materials and delivery
The Training OpenAI Function Calling 2026 - Optimizing your AI APIs 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.
Equipment required
For the smooth delivery of the Training OpenAI Function Calling 2026 - Optimizing your AI APIs program, the following equipment is required:
- Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
- Training environments installed on workstations or accessible online
- Course materials, hands-on exercises and complementary resources
- Post-training access to materials and educational resources
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.
* contact us for remote delivery feasibility** ratio varies depending on the program
Skills assessment methods
Assessment of skills acquired during the Training OpenAI Function Calling 2026 - Optimizing your AI APIs program is performed through:
- During training: case studies, hands-on labs and professional scenarios
- End of training: self-assessment questionnaire and skills evaluation by the trainer
- After training: completion certificate detailing acquired skills
Program accessibility
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.
Enrollment terms and lead times
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.
Our method
Training quality, guaranteed at every step
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.
You meet the trainer beforehand
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
- Live briefing on goals and team context.
- Veto right — we swap the trainer for free if needed.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
- Hands-on cases drawn from your stack and projects.
- Program co-written then validated by your team.
Continuous quality follow-up
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
- NPS, knowledge quizzes and skills self-assessment.
- Satisfaction guarantee: fully satisfied or free rework.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
Suggestions
You might
like these too.
Generative AI & LLMsIndustry-certifiedTraining Gemini API - Integrate Expert Generative AI
$4,620Net of tax
ManagementIndustry-certifiedAdvanced PCI-DSS Training - Master Payment Compliance Audits
$2,940Net of tax
Generative AI & LLMsIndustry-certifiedMistral AI Training - Deploy Open-Source AI in Production
$2,940Net of tax
Generative AI & LLMsIndustry-certifiedAdvanced Wazuh Training - Master Open-Source SIEM and XDR
$5,775Net of tax
Generative AI & LLMs
More programs in Generative AI & LLMs.
Generative AI & LLMsIndustry-certifiedIntelligence Artificielle : Maîtriser les fondamentaux et applications en entreprise
$3,675Net of tax
Generative AI & LLMsIndustry-certifiedMaîtriser OpenCV : Traitement d’Image et Intelligence Artificielle pour Professionnels
$3,675Net of tax
Generative AI & LLMsIndustry-certifiedFormation Claude - Maîtriser l'IA pour booster la productivité
$5,775Net of tax
Generative AI & LLMsIndustry-certifiedFormation Anthropic Claude API - Intégrer l'IA avancée en production
$1,470Net of tax
Generative AI & LLMsIndustry-certifiedTraining Vector Embeddings - Optimizing Semantic AI Models
$7,350Net of tax
Generative AI & LLMsIndustry-certifiedAnthropic : Comprendre et Déployer une Intelligence Artificielle Éthique et Responsable
$2,940Net of tax
Automation & workflows
More programs in Automation & workflows.
Automation & workflowsIndustry-certifiedAdafruit IO : Maîtriser la Plateforme Cloud pour l’IoT et l’Automation
$3,675Net of tax
Automation & workflowsIndustry-certifiedAdministrez votre Infrastructure IT avec SaltStack : Déploiement, Configuration et Automatisation
$3,675Net of tax
Automation & workflowsIndustry-certifiedAdvanced Asana Training - Automate Your Pro Workflows
$5,775Net of tax
Automation & workflowsIndustry-certifiedAdvanced Asana Training - Master Complex Workflows and Automations
$4,620Net of tax
Automation & workflowsIndustry-certifiedAdvanced ComfyUI Training - Create Powerful AI Workflows
$1,470Net of tax
Automation & workflowsIndustry-certifiedAdvanced Excel Training - Automate Analyses and Dashboards
$3,675Net of tax
Management
More programs in Management.
ManagementIndustry-certifiedTraining Advanced Team Management - Boost Performance and Cohesion
$5,775Net of tax
ManagementIndustry-certifiedDévelopper l’Empowerment au Travail : Techniques et Pratiques Professionnelles
$2,940Net of tax
ManagementIndustry-certified360Learning Training - Optimizing Certified Pathways in the Enterprise
$2,940Net of tax
ManagementIndustry-certifiedAccessibilité et Aménagements pour Personnes à Mobilité Réduite : Maîtriser les Bonnes Pratiques
$3,675Net of tax
ManagementIndustry-certifiedAdopter une Posture de Leader : Les Clés de la Prise de Fonction Managériale
$3,675Net of tax
ManagementIndustry-certifiedAdoptez une Posture de Leader : Devenir un Manager Inspirant et Efficace
$3,675Net of tax
Data analysis & BI
More programs in Data analysis & BI.
Data analysis & BIIndustry-certifiedAWS Data Pipeline : Maîtriser l’Automatisation et l’Orchestration des Données
$3,675Net of tax
Data analysis & BIIndustry-certifiedAWS Lake Formation : Maîtriser la gestion de données Lakehouse sécurisée sur AWS
$3,675Net of tax
Data analysis & BIIndustry-certifiedAdvanced Airflow Training - Master Complex Data Pipelines
$3,675Net of tax
Data analysis & BIIndustry-certifiedAdvanced Apache Spark Training - Optimize Real-Time Big Data
$4,620Net of tax
Data analysis & BIIndustry-certifiedAdvanced Apache Spark Training - Optimize Your Big Data Jobs
$5,775Net of tax
Data analysis & BIIndustry-certifiedAdvanced BigQuery Training - Analyze Petabytes in Real Time
$4,620Net of tax
FAQ
Frequently asked questions
How much does the Training OpenAI Function Calling 2026 - Optimizing your AI APIs training cost?+
The price is $2,940 (USD) per participant. A detailed quote is sent within one business day.
How long is the Training OpenAI Function Calling 2026 - Optimizing your AI APIs training?+
The training lasts 2 journées, available live online (US time zones) or on-site at your offices.
How is this training paid for?+
Most US teams pay directly through their company (L&D or training budget). We invoice in US dollars and accept bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.
Are there any prerequisites?+
Know the basics of Python and have already used a simple REST API.
Is a certificate delivered at the end?+
Yes. A Learni completion certificate is issued, along with the individual evaluation report.
Does Learni provide the equipment?+
No. A computer and stable internet connection are required for the participant. Learni provides the educational platform, the trainer and all course materials.
On-site & remote
This training across cities
Available on-site and remotely. Pick your city to see the local training center.
Your professional training, anywhere
Let's build
your next
program.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.
Reply within 24h · Vetted experts · USD invoicing · W-9 available