
The Best AI Models in the World Are Now Available in AgentX
"gentX now supports the newest generation of world-class AI models, including GPT-5.1, Gemini 3 Pro, Gemini 2.5 Flash, Claude 4.5, and Grok 4.1 Fast.

"gentX now supports the newest generation of world-class AI models, including GPT-5.1, Gemini 3 Pro, Gemini 2.5 Flash, Claude 4.5, and Grok 4.1 Fast.
🚀 The Best AI Models in the World Are Now Available in AgentX
AI is moving fast - faster than ever - and your agents should move with it.
Today, we’re excited to announce that AgentX now supports the newest generation of world-class LLMs, including:
OpenAI GPT-5.1
Google Gemini 3 Pro
Google Gemini 2.5 Flash
Anthropic Claude 4.5 Haiku
Anthropic Claude 4.5 Sonnet & Opus
Grok 4.1 Fast
These models represent the state of the art in reasoning, writing, planning, coding, and long-context processing - and now your AgentX Workforces can use all of them interchangeably.
This is the biggest expansion of our model ecosystem in AgentX history.
Because your agents deserve the best tools - and because every model has a different superpower.
Different workflows need different strengths. Some tasks require deep reasoning and accuracy. Some need long context. Some need speed. Some need affordability at scale. AgentX is built for hybrid, multi-model workflows, so we brought you the top performers across every category.
Let’s break down why each model is genuinely impressive.
Why it’s amazing:
GPT-5.1 brings major improvements in reasoning, writing, analysis, and code generation. It behaves more like a sharp colleague than a chatbot - perfect for anything requiring precision and structured thinking.
What’s better than before:
Stronger reasoning and depth
More professional, structured outputs
Better at complex, multi-step tasks
Ideal for business and enterprise workflows
Best for AgentX:
Hard problems, content generation, research agents, documentation, analytics, technical writing.
Why it’s amazing:
Gemini 2.5 Flash has a massive context window (up to ~1M tokens) and extremely efficient pricing. It’s perfect for workloads that need volume and scale without breaking the budget.
What’s better than before:
Much larger context
Faster inference
Lower cost per token
Great for summarizing long files or high-volume channels
Best for AgentX:
Long RAG flows, big document processing, WhatsApp/Instagram high-volume conversations, summarization agents.
Why it’s amazing:
Claude 4.5 Haiku is Anthropic’s efficient, high-IQ model with great performance per dollar. It’s reliable, smart, and surprisingly strong at writing and coding.
What’s better than before:
Improved reasoning
Faster, more stable outputs
Better coding performance
Stronger general knowledge
Best for AgentX:
Everyday automations, support agents, mixed workflows, scalable tasks.
Why it’s amazing:
Gemini 3 Pro is Google’s flagship model focused on high-level reasoning, planning, and tool-use. It’s an outstanding match for agents that must solve multi-step problems or operate autonomously.
What’s better than before:
Stronger agentic reasoning
Better tool calling
Better planning and task decomposition
Smarter multimodal understanding
Best for AgentX:
Multi-agent teams, advanced planning, multi-step logic, workflows that require strategy and tool orchestration.
Why it’s amazing:
Grok 4.1 Fast is optimized for quick responses while still retaining high accuracy and reasoning power. Perfect for real-time conversations.
Best for AgentX:
Chat widgets, support bots, WhatsApp real-time agents.
Inside AgentX, you can:
Assign different models to different agents
Let your Manager route tasks to the best model for the job
Mix and match across your Workforces
Swap models instantly depending on cost, speed, or intelligence needs
This flexibility is why AgentX is built for the next era of AI — multi-model, multi-agent, multi-workflow.
Your agents can now:
Reason better
Write better
Code better
Understand more context
Plan and self-organize
Work cheaper and faster at scale
Whether you’re building an internal automation engine, a customer-facing AI assistant, or a multi-agent Workforce across channels — you now have access to the strongest lineup of LLMs anywhere.
All the new models are live across AgentX:
Just select your preferred model from the dropdown — and your agents instantly upgrade.
If you want, I can prepare:
✅ A matching hero image for the blog
✅ A LinkedIn announcement post
✅ A shorter newsletter version
Just tell me!
Discover how AgentX can automate, streamline, and elevate your business operations with multi-agent workforces.