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Ultimate Guide - The Best Small LLMs for Personal Projects in 2025

Author
Guest Blog by

Elizabeth C.

Our definitive guide to the best small LLMs for personal projects in 2025. We've partnered with industry insiders, tested performance on key benchmarks, and analyzed architectures to uncover the most practical and powerful compact language models. From efficient text generation and coding assistants to multimodal reasoning and multilingual support, these small-scale models excel in accessibility, cost-effectiveness, and real-world application—helping developers and hobbyists build innovative AI-powered projects with services like SiliconFlow. Our top three recommendations for 2025 are Qwen3-8B, GLM-4-9B-0414, and Meta-Llama-3.1-8B-Instruct—each chosen for their outstanding performance, versatility, and ability to run efficiently on consumer hardware while delivering professional-grade results.



What are Small LLMs for Personal Projects?

Small LLMs for personal projects are compact language models, typically ranging from 7B to 9B parameters, designed to deliver powerful AI capabilities without requiring enterprise-level computational resources. These efficient models enable developers, students, and hobbyists to build chatbots, coding assistants, content generators, and intelligent applications on personal computers or modest cloud infrastructure. They democratize access to advanced AI by offering an optimal balance between performance and resource requirements, making cutting-edge natural language processing accessible to individual creators and small teams working on innovative personal projects.

Qwen3-8B

Qwen3-8B is the latest large language model in the Qwen series with 8.2B parameters. This model uniquely supports seamless switching between thinking mode (for complex logical reasoning, math, and coding) and non-thinking mode (for efficient, general-purpose dialogue). It demonstrates significantly enhanced reasoning capabilities, surpassing previous QwQ and Qwen2.5 instruct models in mathematics, code generation, and commonsense logical reasoning.

Parameters:
8B
Developer:Qwen3
Qwen3-8B

Qwen3-8B: Dual-Mode Reasoning Powerhouse

Qwen3-8B is the latest large language model in the Qwen series with 8.2B parameters. This model uniquely supports seamless switching between thinking mode (for complex logical reasoning, math, and coding) and non-thinking mode (for efficient, general-purpose dialogue). It demonstrates significantly enhanced reasoning capabilities, surpassing previous QwQ and Qwen2.5 instruct models in mathematics, code generation, and commonsense logical reasoning. The model excels in human preference alignment for creative writing, role-playing, and multi-turn dialogues. Additionally, it supports over 100 languages and dialects with strong multilingual instruction following and translation capabilities. With a 131K context length and competitive pricing at $0.06/M tokens on SiliconFlow, it's perfect for personal projects requiring advanced reasoning.

Pros

  • Dual-mode operation: thinking and non-thinking modes.
  • Exceptional reasoning for math, coding, and logic tasks.
  • Supports 100+ languages and dialects.

Cons

  • Larger context may require more memory.
  • Mode switching requires understanding of use cases.

Why We Love It

  • It combines advanced reasoning capabilities with multilingual support and flexible thinking modes, making it the ultimate choice for personal projects requiring both creativity and logical precision.

GLM-4-9B-0414

GLM-4-9B-0414 is a small-sized model in the GLM series with 9 billion parameters. This model inherits the technical characteristics of the GLM-4-32B series but offers a more lightweight deployment option. Despite its smaller scale, GLM-4-9B-0414 still demonstrates excellent capabilities in code generation, web design, SVG graphics generation, and search-based writing tasks.

Parameters:
9B
Developer:THUDM
GLM-4-9B-0414

GLM-4-9B-0414: Lightweight Developer's Companion

GLM-4-9B-0414 is a small-sized model in the GLM series with 9 billion parameters. This model inherits the technical characteristics of the GLM-4-32B series but offers a more lightweight deployment option. Despite its smaller scale, GLM-4-9B-0414 still demonstrates excellent capabilities in code generation, web design, SVG graphics generation, and search-based writing tasks. The model also supports function calling features, allowing it to invoke external tools to extend its range of capabilities. The model shows a good balance between efficiency and effectiveness in resource-constrained scenarios, providing a powerful option for users who need to deploy AI models under limited computational resources. With a 33K context length and pricing at $0.086/M tokens on SiliconFlow, it's ideal for personal coding and creative projects.

Pros

  • Excellent for code generation and web design.
  • Function calling to extend capabilities with tools.
  • Lightweight deployment for resource-constrained setups.

Cons

  • Slightly higher pricing than some 8B alternatives.
  • Context length limited to 33K tokens.

Why We Love It

  • It delivers enterprise-grade code generation and creative capabilities in a compact package, with function calling that makes it incredibly versatile for personal development projects.

Meta-Llama-3.1-8B-Instruct

Meta Llama 3.1 is a family of multilingual large language models developed by Meta. This 8B instruction-tuned model is optimized for multilingual dialogue use cases and outperforms many available open-source and closed chat models on common industry benchmarks. The model was trained on over 15 trillion tokens of publicly available data.

Parameters:
8B
Developer:meta-llama
Meta-Llama-3.1-8B-Instruct

Meta-Llama-3.1-8B-Instruct: Industry Benchmark Leader

Meta Llama 3.1 is a family of multilingual large language models developed by Meta, featuring pretrained and instruction-tuned variants in 8B, 70B, and 405B parameter sizes. This 8B instruction-tuned model is optimized for multilingual dialogue use cases and outperforms many available open-source and closed chat models on common industry benchmarks. The model was trained on over 15 trillion tokens of publicly available data, using techniques like supervised fine-tuning and reinforcement learning with human feedback to enhance helpfulness and safety. Llama 3.1 supports text and code generation, with a knowledge cutoff of December 2023. At $0.06/M tokens on SiliconFlow with a 33K context length, it's perfect for building conversational AI and multilingual personal projects.

Pros

  • Outperforms many open-source and closed models.
  • Trained on 15 trillion tokens for broad knowledge.
  • Optimized for multilingual dialogue.

Cons

  • Knowledge cutoff at December 2023.
  • May require fine-tuning for specialized tasks.

Why We Love It

  • Backed by Meta's extensive research and trained on massive datasets, it offers benchmark-leading performance for personal chatbot and dialogue projects with strong multilingual support.

Small LLM Comparison

In this table, we compare 2025's leading small LLMs for personal projects, each with unique strengths. For advanced reasoning and multilingual support, Qwen3-8B offers dual-mode operation and 131K context. For code generation and creative tasks, GLM-4-9B-0414 provides function calling and tool integration. For conversational AI and benchmark performance, Meta-Llama-3.1-8B-Instruct delivers industry-leading dialogue capabilities. This side-by-side view helps you choose the right model for your specific personal project needs.

Number Model Developer Parameters Pricing (SiliconFlow)Core Strength
1Qwen3-8BQwen38B$0.06/M tokensDual-mode reasoning & 131K context
2GLM-4-9B-0414THUDM9B$0.086/M tokensCode generation & function calling
3Meta-Llama-3.1-8B-Instructmeta-llama8B$0.06/M tokensBenchmark-leading dialogue

Frequently Asked Questions

Our top three picks for 2025 are Qwen3-8B, GLM-4-9B-0414, and Meta-Llama-3.1-8B-Instruct. Each of these models stood out for their compact size, efficiency, performance, and unique capabilities—making them perfect for personal projects ranging from coding assistants to conversational AI and creative applications.

Small LLMs (7B-9B parameters) are ideal for personal projects because they require significantly less computational resources, can run on consumer-grade hardware or affordable cloud instances, and offer faster inference times. Despite their compact size, modern small LLMs like our top three picks deliver impressive performance across coding, reasoning, and dialogue tasks. They're also more cost-effective on platforms like SiliconFlow, making them accessible for experimentation and development without enterprise budgets.

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