Documentation Index
Fetch the complete documentation index at: https://docs.geekflare.com/llms.txt
Use this file to discover all available pages before exploring further.
Geekflare Connect is a Bring Your Own Key (BYOK) platform providing access to over 35 LLMs from the world’s leading providers. Unlike the all-in-one Geekflare Chat subscription, Connect allows you to use your own API keys for direct billing and control.
This list is continually updated as new models are released. If you don’t see a model you need, please let us know!
OpenAI
OpenAI is renowned for its powerful and versatile GPT (Generative Pre-trained Transformer) models, setting the industry standard for complex reasoning, instruction following, and natural language generation.
| Model Name | Best for |
|---|
| GPT 5.4 Pro | Higher reasoning and accuracy for complex, demanding tasks. |
| GPT 5.4 | General purpose, versatile model that can handle software development, writing, reasoning and conversations. |
| GPT 5.3 Instant | Optimized for everyday conversations, more contextualized web search results and directly helpful answers with fewer disclaimers. |
| GPT 5.2 Codex | An optimized model for long-horizon agentic coding, featuring context compaction and improved Windows support. It excels at complex refactors and high-efficiency tasks. |
| GPT 5.2 | Reasoning and high speed. Useful for coding and agentic tasks. |
| GPT 5.2 Chat | General conversations and every day tasks. The same as the one used in ChatGPT 5.2. |
| GPT 5.2 Pro | High intelligence, deep reasoning and precise responses. |
| GPT 5.1 Instant | Fast, enhanced GPT-5 model for everyday tasks and quick interactions. |
| GPT 5.1 Thinking | Flagship OpenAI GPT-5 model optimized for deep reasoning and adaptive task performance. |
| GPT 5.1 Codex | Advanced GPT-5.1 coding model optimized for high-accuracy software generation, debugging, and complex code reasoning. |
| GPT 5.1 Codex Mini | Lightweight, fast GPT-5.1 coding model designed for quick code tasks with low latency. |
| GPT 5 | Predecessor of GPT 5.1, suited for coding and complex reasoning. |
| GPT 5 Pro | Premium GPT-5 model offering enhanced reasoning, depth, and task reliability for professional-grade tasks. |
| GPT 5 Chat | Chat-optimized version of GPT 5 model used within ChatGPT. Used for general-purpose tasks like brainstorming, problem-solving etc. |
| GPT 5 mini | Balanced model for everyday tasks. This is cheaper than GPT-5 but retains strong reasoning, like drafting blog posts, summarizing, creating simple code snippets, etc. |
| GPT 5 nano | Lightweight, cheap GPT 5 model for simple and high-volume tasks like data cleaning, bulk text generation. |
| GPT 4.1 | This non-reasoning model is suited for general tasks that don’t require much analysis, like drafting professional emails and social media posts. |
| GPT 4.1 mini | This is a lighter version of 4.1 that gives quick responses. Suited for chatbots and customer support replies. |
| GPT 4.1 nano | This is an even lighter and quicker version of 4.1 with a lesser knowledge base. It’s suited for simple tasks like data cleaning, correcting punctuation and grammar, and simple Q&A, like definitions. |
| GPT 4o | Flexible multimodal model for real-time text, vision, and audio tasks. |
| GPT 4o mini | Fast multimodal model for simple image Q&A, basic chat. |
| o4 mini | Affordable reasoning model for coding and visual tasks. Predecessor of GPT 5 mini. |
| o4 mini Deep Research | Affordable deep research model for multi-step research, ability access data from the internet as well as your own data through MCP connectors. |
| o3 | Predecessor to GPT 5 for complex reasoning tasks in math, science, coding, and visual. |
| o3 Deep Research | Analyze hundreds of sources into a rich report with citations, creating long-form content from extensive online research. |
| o3 mini | Cost-efficient model for STEM and coding-based tasks. |
Google Gemini
Google’s Gemini family of models is built from the ground up to be multimodal, excelling at processing and reasoning across text, images, code, and video.
| Model Name | Best for | |
|---|
| Gemini 3.1 Flash Lite | Fast, cost-efficient model optimized for high volume tasks like classification, translation etc. | |
| Gemini 3.1 Pro | Improved token efficiency, optimized for software engineering and agentic tasks. | |
| Gemini 3 Flash | Improved reasoning and intelligence at lower and cost and higher speed. | |
| Gemini 3 Pro | Flagship model of Gemini with configurable thinking levels to balance complex reasoning and speed. | |
| Gemini 3 Pro Image | Google Nano Banana Pro generates 4K images with superior speed and contextual understanding. | |
| Gemini 2.5 Pro | High performance with enhanced thinking, multimodal understanding, processing large datasets, mathematical problem solving, and complex coding. | |
| Gemini 2.5 Flash | Balanced model for everyday usage, high-volume tasks with thinking capabilities. Good for virtual assistants, real-time summarization, and customer-facing agents. | |
| Gemini 2.5 Flash Image | Nano Banana is Google code name for Gemini 2.5 Flash Image, a specialized model for natural language photo generation. | |
| Gemini 2.5 Flash Lite | Cost efficient, lightweight model for quick response. Good for summarizing, and processing large datasets. | |
| Gemini 2.0 Flash | Older model, suited for daily simple tasks not requiring advanced thinking, like basic chat and light content generation. | |
Anthropic
Anthropic Claude models offers top-tier performance with a strong reasoning and coding.
| Model Name | Best for |
|---|
| Claude Sonnet 4.6 | Balanced model for cost, speed and intelligence with a 1M context window. |
| Claude Opus 4.6 | High intelligence for coding and building agents with a 1M context window. |
| Claude Opus 4.5 | Premium coding model to give maximum intelligence with improved performance. |
| Claude Opus 4.1 | Superior performance, complex reasoning, advanced coding, and agentic tasks. |
| Claude Opus 4 | Sustained performance on long-running tasks, coding, and agent workflows. |
| Claude Sonnet 4.5 | Latest model with highest intelligence, exceptional agent and coding capabilities |
| Claude Sonnet 4 | Hybrid reasoning model for high-volume uses like customer-facing chat agents, and visual data extraction |
| Claude Haiku 4.5 | High performance & fast at one-third the cost and twice as fast as Sonnet 4. |
| Claude 3.5 Haiku | Fast performance, code completion, customer service chatbots, data extraction, real-time content moderation |
Mistral AI
Mistral AI is an efficient language model that offer competitive performance with a focus on developer-friendliness and customization.
| Model | Best for |
|---|
| Mistral Medium | High performance at lower cost for enterprise knowledge base and workflows |
| Mistral Codestral | AI-powered software development for enterprises |
Perplexity
Perplexity models are designed as “answer engines,” excelling at providing accurate, real-time, and cited information by integrating web search capabilities directly into the language model.
| Model | Best for |
|---|
| Sonar | Lightweight model for quick responses, general queries. |
| Sonar Pro | Advanced search, complex queries, follow-ups. |
| Sonar Reasoning | Fast reasoning model for problem-solving, powered by search. |
| Sonar Reasoning Pro | Advanced reasoning powered by DeepSeek-R1 and Chain of Thought (CoT). |
| Sonar Deep Research | Conducting exhaustive web search, processing multiple information sources and generating detailed reports with citations. |
xAI Grok
Grok is developed by xAI with the goal of creating AI that can understand the universe. It is known for its real-time knowledge of the world via the 𝕏 (formerly Twitter) platform and its unique, rebellious personality.
| Model | Best for |
|---|
| Grok 4.1 Fast Reasoning | Lower cost reasoning model. Ability to give better emotional and creative responses without compromising on speed. |
| Grok 4.1 Fast non-reasoning | Low cost model for every day tasks like summarizing, high-volume tasks and chatbots. |
| Grok 4 | Flagship model of xAI—high performance in math, reasoning, and natural language. Good for technical research, coding, document/image/voice processing |
| Grok 4 Fast | Cost-efficient quick response model with limited reasoning abilities. Suited for high-volume chatbots, summarizing. Succeeded by Grok 4.1 Fast non-reasoning. |
| Grok 4 Fast Reasoning | Cost-efficient reasoning model. Suitable for mathematical deductions, multistep logical inferences. Succeeded by Grok 4.1 Fast reasoning |
| Grok 3 | Non-reasoning model suitable for data extraction, text summarization and coding. Possesses extensive domain knowledge in healthcare, finance, law etc. |
| Grok 3 Mini | Lightweight reasoning model for tasks where deep domain knowledge is not required. Best for document summarization, mathematical reasoning and logic based tasks |
DeepSeek
DeepSeek AI focuses on developing strong models, particularly in the domains of code and mathematics. Their models are an good choice for technical and programming-related tasks.
| Model | Best for |
|---|
| DeepSeek Chat | General-Purpose, non-thinking model for conversations, everyday tasks, coding, summarization, and creative writing. |
| DeepSeek Reasoner | Reasoning model for complex, step-by-step logical reasoning for math problems, scientific reasoning, and code debugging |
Don’t See a Model You Need?
If your team relies on a model that isn’t listed here, please contact our support team to submit a request. We are always evaluating new models to add to the Geekflare AI suite.
