Grok 4.3 alternatives
4 models list the same capabilities as Grok 4.3 (tool calling, reasoning, structured outputs and image input), take at least as long a prompt, and cost less per token on OceanToken. The cheapest is GPT-6 Luna Pro, 84% below Grok 4.3.
Up to 84% less than Grok 4.3
$0.10 / $0.50 $1.25 / $2.50 per 1M input / output tokens
Cheaper models with the same capabilities 4
| Model | Context | Input / output per 1M | vs Grok 4.3 | Side by side |
|---|---|---|---|---|
| Grok 4.3 itselfx-ai/grok-4.3 | 1M | $1.25 / $2.50 | – | – |
| GPT-6 Luna Proopenai/gpt-6-luna-pro | 1.05M | $0.10 / $0.50 | 84% less | Compare |
| GLM 5.3 Flashz-ai/glm-5.3-flash | 1.05M | $0.15 / $0.50 | 83% less | Compare |
| DeepSeek V4.1 Flash (1017)deepseek/deepseek-v4.1-flash-1017 | 1.05M | $0.21 / $0.84 | 72% less | Compare |
| Qwen3.8 27Bqwen/qwen3.8-27b | 1.02M | $0.425 / $2.55 | 21% less | Compare |
About these prices
Frequently asked questions
What is the cheapest alternative to Grok 4.3?
GPT-6 Luna Pro: $0.10 / $0.50 per 1M input and output tokens, against $1.25 / $2.50 for Grok 4.3, 84% less per token on OceanToken. It lists tool calling, reasoning, structured outputs and image input, as Grok 4.3 does.
How do I switch from Grok 4.3 to another model?
Every model is on the same API: keep the base URL https://api.oceantoken.ai/v1 and your key, and change the model id from x-ai/grok-4.3 to, for example, openai/gpt-6-luna-pro.
Is a cheaper model as good as Grok 4.3?
The price and the listed capabilities are facts this page can show; how well a model does your task is not. Run the same prompts on two models: with one key, switching is a one-line change.
Keep exploring
Claude Sonnet 5.5 alternatives · Claude Opus 5.5 alternatives · Claude Fable 5.1 alternatives · Claude Opus 5 alternatives · Claude Sonnet 5 alternatives · Gemini 3.5 Flash alternatives · Gemini 3.1 Pro Preview alternatives · Gemini 4 Argon alternatives · Gemini 3.8 Flash alternatives · Gemini 3.7 Flash alternatives · Grok 4.7 alternatives · Grok 4.6 alternatives