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Best Open-Source AI Models

Compare powerful open-weights and open-source models from Meta, Mistral, Qwen, DeepSeek, and more.

All ModelsRoleplayCodingMath & LogicLong ContextCheapestOpen SourceDaily Use
AlibabaCloud

Qwen 3.7 Plus

qwen

Vision
Function Call
Reasoning
$0.42 in / $1.68 out
/M Tokens
AlibabaCloud

Qwen 3.7 Max

qwen

Vision
Function Call
Reasoning
$2.38 in / $7.13 out
/M Tokens
Google

Gemma 4 31B Claude 4.6 Opus Reasoning Distilled

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B DarkIdol

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B Garnet V2

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B Gemopus

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B K1 v5

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B Larkspur v0.5

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B MeroMero

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B Musica v1

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 31B Queen

google

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B Anko

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B BlueStar v3 Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B BlueStar v3 Derestricted Lite

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B Infracelestial

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B Marvin DPO V2 Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B Marvin DPO V2 Derestricted Lite

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B NaNovel Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 27B RpRMax v1

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
DeepSeek

DeepSeek V4 Flash

deepseek-ai

Function Call
Reasoning
LLM
$0.12 in / $0.25 out
/M Tokens
DeepSeek

DeepSeek V4 Pro

deepseek-ai

Function Call
Reasoning
LLM
$1.57 in / $3.13 out
/M Tokens
DeepSeek

DeepSeek V4 Pro (Routed)

deepseek-ai

Function Call
Reasoning
LLM
$0.44 in / $0.87 out
/M Tokens
AlibabaCloud

Qwen3.6 27B

qwen

Vision
Function Call
Reasoning
$0.54 in / $3.24 out
/M Tokens
AlibabaCloud

Qwen3.6 Max Preview

qwen

Function Call
Reasoning
LLM
$1.17 in / $7.41 out
/M Tokens
AlibabaCloud

Qwen3.6 35B A3B

qwen

Vision
Function Call
Reasoning
$0.27 in / $1.57 out
/M Tokens
AlibabaCloud

Qwen3.6 Flash

qwen

Vision
Function Call
Reasoning
$0.18 in / $1.04 out
/M Tokens
AlibabaCloud

Qwen3.5-27B BlueStar v2 Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen3.5-27B BlueStar v2 Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen3.5-27B BlueStar v2 Derestricted

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
Google

Gemma 4 26B A4B

google

Vision
Function Call
Reasoning
$0.11 in / $0.36 out
/M Tokens
Google

Gemma 4 31B

google

Vision
Function Call
Reasoning
$0.11 in / $0.33 out
/M Tokens
Google

Gemma 4 31B (Free)

google

Vision
Function Call
Reasoning
$0.00 in / $0.00 out
/M Tokens
AlibabaCloud

Qwen3.5 27B Musica v1

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen3.5 27B Vivid Durian

qwen

Vision
Reasoning
LLM
$0.28 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen 3.5 122B A10B

qwen

Vision
Reasoning
LLM
$0.37 in / $2.94 out
/M Tokens
AlibabaCloud

Qwen 3.5 27

qwen

Vision
Reasoning
LLM
$0.28 in / $2.20 out
/M Tokens
AlibabaCloud

Qwen 3.5 35B A3B

qwen

Vision
Reasoning
LLM
$0.18 in / $0.46 out
/M Tokens
AlibabaCloud

Qwen 3.5 Flash

qwen

Vision
Reasoning
LLM
$0.09 in / $0.37 out
/M Tokens
AlibabaCloud

Qwen Image Max

qwen

Image
LLM
$0.0770
per image
AlibabaCloud

Qwen Image 2512

qwen

Image
LLM
$0.0275
per image
Mistral

Devstral 2 2512

mistral

Function Call
LLM
$0.15 in / $0.60 out
/M Tokens
HuggingFace

DeepSeek V3.1 Nex N1

nex-agi

Function Call
LLM
$0.25 in / $0.39 out
/M Tokens
DeepSeek

DeepSeek V3.2

deepseek-ai

Function Call
LLM
$0.25 in / $0.39 out
/M Tokens
DeepSeek

DeepSeek V3.1 Terminus

deepseek-ai

Function Call
LLM
$0.23 in / $0.64 out
/M Tokens
DeepSeek

DeepSeek V3.2 Exp

deepseek-ai

Function Call
LLM
$0.25 in / $0.40 out
/M Tokens
Zhipu

Qwen3 235B A22B Instruct 2507

z-ai

Function Call
LLM
$0.18 in / $0.70 out
/M Tokens
Zhipu

Qwen3 235B A22B Thinking 2507

z-ai

Function Call
Reasoning
LLM
$0.18 in / $0.70 out
/M Tokens
DeepSeek

DeepSeek V3.1

deepseek-ai

Function Call
LLM
$0.18 in / $0.64 out
/M Tokens
AlibabaCloud

Qwen Image

qwen

Image
LLM
$0.0275
per image
Google

Gemma 3n 2B

google

Function Call
LLM
5% off
$0.03 in / $0.02 out
/M Tokens
Google

Gemma 3n 4B

google

Function Call
LLM
5% off
$0.05 in / $0.04 out
/M Tokens
Meta

Llama 4 Maverick

meta

Vision
Function Call
LLM
$0.11 in / $0.44 out
/M Tokens
Meta

Llama 4 Scout

meta

Vision
Function Call
LLM
$0.10 in / $0.23 out
/M Tokens
DeepSeek

DeepSeek V3 0324

deepseek-ai

Function Call
LLM
$0.23 in / $0.64 out
/M Tokens
Google

Gemma 3 4B

google

Function Call
LLM
5% off
$0.01 in / $0.03 out
/M Tokens
Google

Gemma 3 12B

google

Function Call
LLM
5% off
$0.03 in / $0.10 out
/M Tokens
Google

Gemma 3 27B

google

Vision
Function Call
LLM
5% off
$0.04 in / $0.15 out
/M Tokens
AlibabaCloud

QwQ 32B

qwen

Function Call
Reasoning
LLM
$0.50 in / $1.00 out
/M Tokens
aion-labs provider icon

Aion-RP 1.0 8B

aion-labs

Function Call
LLM
$0.20 in / $0.28 out
/M Tokens
AlibabaCloud

Qwen Image 2.0

qwen

Image
LLM
$0.0297
per image
AlibabaCloud

Qwen Image 2.0 Pro

qwen

Image
LLM
$0.0693
per image
Mistral

Mistral Small 3

mistral

LLM
$0.14 in / $0.28 out
/M Tokens
DeepSeek

R1 Distill Qwen 32B

deepseek-ai

Function Call
Reasoning
LLM
$0.30 in / $2.93 out
/M Tokens
DeepSeek

DeepSeek R1

deepseek-ai

Function Call
Reasoning
LLM
$0.37 in / $1.56 out
/M Tokens
DeepSeek

DeepSeek R1 0528

deepseek-ai

Function Call
Reasoning
LLM
$0.37 in / $1.56 out
/M Tokens
Meta

Llama 3.3 70B Instruct

meta

Function Call
LLM
$0.13 in / $0.39 out
/M Tokens
Meta

Llama 3.3 70B Instruct (Free)

meta

LLM
$0.00 in / $0.00 out
/M Tokens
Meta

Llama 3.2 1B Instruct

meta

LLM
$0.15 in / $0.07 out
/M Tokens
Meta

Llama 3.2 1B Instruct (Free)

meta

LLM
$0.00 in / $0.00 out
/M Tokens
Meta

Llama 3.2 3B Instruct

meta

LLM
$0.02 in / $0.05 out
/M Tokens
Meta

Llama 3.2 3B Instruct (Free)

meta

LLM
$0.00 in / $0.00 out
/M Tokens
Meta

Llama 3.1 405B

meta

LLM
$1.50 in / $1.50 out
/M Tokens
Meta

Llama 3.1 8B Instruct

meta

LLM
$0.09 in / $0.09 out
/M Tokens
Meta

Llama 3.1 8B Instruct (Free)

meta

LLM
$0.00 in / $0.00 out
/M Tokens
Mistral

Mistral Nemo Instruct

mistral

LLM
$0.02 in / $0.04 out
/M Tokens

Best Open-Source & Open-Weights AI Models 2026

Powerful, transparent, and customizable LLMs from DeepSeek, Qwen, Llama, and more.

Access the top open-weights models on Routeway — no infrastructure hassle required. Get serverless, low-latency API access to DeepSeek V4, Qwen3.7, Kimi K2.6, Llama 4, and other community favorites.

Frequently Asked Questions

Are open-source models as capable as closed ones in 2026?

Yes. Models like DeepSeek V4-Pro, Qwen3.7, and Kimi K2.6 now rival or match top closed models (Claude Opus 4.8, GPT-5.5) on coding, reasoning, and agentic tasks — often at much lower cost.

What are the benefits of open-weights models?

Full transparency, unlimited customization, better privacy, no usage restrictions, and significantly lower long-term costs compared to proprietary APIs.

Why use Routeway for open-source models?

We handle all the heavy lifting — GPUs, scaling, and maintenance — so you get reliable, high-speed API access without managing your own infrastructure.