Workspace Model Limitations

By using nexos.ai, you agree to the prompt limits per user and timeframe which are in place to ensure all users have access to all models at all times. These limits prevent any single user from monopolizing resources, helping maintain reliability and availability for everyone.

If you exceed the limits provided below, you can switch to another model. These limits apply to each specific model:

Category 1 - Unlimited (with spam protection)

Codestral

DeepSeek 3.2

Devstral 2

GLM 5

GLM 5.1

GPT 4.1 mini

GPT 4.1 nano

GPT 5 mini

GPT 5 nano

GPT 5.1 Codex mini

GPT 5.4 mini

GPT 5.4 nano

GPT OSS 120B

GPT OSS 20B

GPT-OSS 120b

Gemini 2.5 Flash

Gemini 2.5 Flash Lite

Gemini 3 Flash Preview

Gemini 3.1 Flash Lite Preview

Grok 4.1 Fast

Grok 4.1 Fast Reasoning

Grok 4.20

Grok 4.20 Reasoning

Grok 4.3

Kimi K2.5

Kimi K2.6

MiniMax M2.7

Mistral Large 3

Mistral Medium 3

Mistral Medium 3.1

Mistral Small 4

Nova 2 Lite

Nova Lite

Nova Pro

Step 3.5 Flash

Whisper 1

Category 2 - 200 messages / 3 hours

Claude Haiku 4.5

Cohere Command A

GPT 4.1

GPT 4o

GPT 5

GPT 5.1

GPT 5.1 Codex

GPT 5.1 Codex Max

GPT 5.2

GPT 5.3 Codex

GPT 5.3 Instant

GPT Image 1 mini

Gemini 2.5 Pro

Gemini 3.1 Pro Preview

Mistral Medium 3.5

Nova Premier

Category 3 - 100 messages / 3 hours

Claude Opus 4.5

Claude Opus 4.6

Claude Opus 4.7

Claude Sonnet 4.5

Claude Sonnet 4.6

FLUX 1.1 Pro

GPT 5.2 Pro

GPT 5.4

GPT 5.5

GPT Image 1

GPT Image 1.5

GPT Image 2

GPT Instant Latest

Imagen 4

Imagen 4 Fast

Imagen 4 Ultra