Current Model Recommendations (Updated Regularly)
LaoZhang API supports 200+ mainstream AI models. This page provides detailed model information, pricing, and usage guidance.
Enterprise-Grade Professional AI Model API Gateway
All models are sourced directly from official providers with competitive pricing, pay-as-you-go billing, and long-term reliable service.
🔥 Currently Recommended Models
Below are the currently available popular models. For the complete model list and real-time pricing, visit LaoZhang API Console Pricing Page.
Model Categories
🤖 OpenAI Series
Reasoning Models
| Model Name | Model ID | Features | Recommended Use |
|---|
| o3 ⭐ | o3 | Latest reasoning model, significantly reduced pricing | Complex reasoning, math, programming |
| o3 Pro | o3-pro | Strongest reasoning capability, /responses endpoint only | Top-tier reasoning tasks |
| o4-mini | o4-mini | Lightweight reasoning model | Programming tasks |
GPT Series
| Model Name | Model ID | Context Length | Features | Recommended Use |
|---|
| GPT-4.1 ⭐ | gpt-4.1 | 128K | Fast speed, primary model | General applications |
| GPT-4.1 Mini | gpt-4.1-mini | 128K | More affordable lightweight version | Cost-sensitive scenarios |
| GPT-4.1 Nano | gpt-4.1-nano | 128K | Ultra-low-cost version | High-volume processing |
| GPT-4o | gpt-4o | 128K | Balanced capabilities, multimodal support | General scenarios |
| ChatGPT-4o Latest | chatgpt-4o-latest | 128K | Synced with ChatGPT Plus official model | Latest features needed |
| GPT-4o Mini | gpt-4o-mini | 128K | Lightweight fast version | Quick responses |
| GPT-3.5 Turbo | gpt-3.5-turbo | 16K | Classic model, high value | Daily conversations |
Image Generation Models
| Model Name | Model ID | Supported Sizes | Features | Pricing |
|---|
| GPT-Image-1 ⭐ | gpt-image-1 | 1024×1024 etc. | High-value image generation | See documentation |
| Sora Image | sora_image | Multiple sizes | Reverse-engineered model | See documentation |
| GPT-4o Image | gpt-4o-image | Multiple sizes | Conversational image generation | See documentation |
| DALL·E 3 | dall-e-3 | 1024×1024 etc. | Classic image generation | Billed by size |
Image Generation Testing Tool
Visit imagen.laozhang.ai to experience various image generation models.Detailed documentation: 🎭 Claude Series (Anthropic)
Claude 4 Series (Latest)
| Model Name | Model ID | Context Length | Features | Recommended Use |
|---|
| Claude 4 Sonnet ⭐ | claude-sonnet-4-20250514 | 200K | Latest model, coding excellence | Code generation, analysis |
| Claude 4 Sonnet Thinking | claude-sonnet-4-20250514-thinking | 200K | Chain-of-thought mode | Complex reasoning |
| Claude 4 Opus | claude-opus-4-20250514 | 200K | Strongest capability, premium pricing | High-demand tasks |
| Claude 4 Opus Thinking | claude-opus-4-20250514-thinking | 200K | Chain-of-thought mode | Top-tier reasoning |
Claude 3.7 Series (Classic)
| Model Name | Model ID | Context Length | Features |
|---|
| Claude 3.7 Sonnet | claude-3-7-sonnet-20250219 | 200K | Classic stable version |
| Claude 3.5 Sonnet | claude-3-5-sonnet | 200K | Balance of performance and cost |
| Claude 3 Haiku | claude-3-haiku | 200K | Lightweight fast version |
🌟 Google Gemini Series
| Model Name | Model ID | Context Length | Features | Recommended Use |
|---|
| Gemini 2.5 Pro ⭐ | gemini-2.5-pro | 2M | Official release, coding advantage, strong multimodal | Long text, coding, multimodal |
| Gemini 2.5 Pro Preview | gemini-2.5-pro-preview-06-05 | 2M | Preview version | Test new features |
| Gemini 2.5 Flash ⭐ | gemini-2.5-flash | 1M | Fast speed, low cost | Quick response scenarios |
| Gemini 2.0 Flash | gemini-2.0-flash | 1M | Experimental new version | Early access experience |
| Gemini 1.5 Pro | gemini-1.5-pro | 2M | Stable version | Production environments |
🚀 xAI Grok Series
| Model Name | Model ID | Features | Recommended Use |
|---|
| Grok 4 ⭐ | grok-4 | Latest official version | General tasks |
| Grok 3 | grok-3 | Official stable version | Daily use |
| Grok 3 DeepSearch | gork-3-deepsearch | Deep search, per-call billing | Web search |
| Grok 3 Mini | grok-3-mini | Small model with reasoning | Lightweight tasks |
🔍 DeepSeek Series
| Model Name | Model ID | Context Length | Features | Recommended Use |
|---|
| DeepSeek V3.1 ⭐ | deepseek-v3-1-250821 | 128K | Hybrid reasoning mode, Think/Non-Think dual mode | Intelligent reasoning, programming |
| DeepSeek R1 | deepseek-r1 | 64K | Reasoning model | Math, reasoning |
| DeepSeek V3 | deepseek-v3 | 128K | Strong overall capabilities | General scenarios |
| DeepSeek Chat | deepseek-chat | 128K | Chat-optimized version | Chat applications |
| DeepSeek Coder | deepseek-coder | 128K | Code-specialized model | Programming tasks |
🐘 Chinese Language Models
Alibaba Qwen Series
| Model Name | Model ID | Context Length | Features |
|---|
| Qwen Max | qwen-max | 32K | Strongest version |
| Qwen Plus | qwen-plus | 32K | Enhanced version |
| Qwen Turbo | qwen-turbo | 32K | Fast version |
| Qwen 2.5 | qwen-2.5-72b | 128K | Open-source large model |
Moonshot Kimi Series
| Model Name | Model ID | Context Length | Features |
|---|
| Kimi K2 Official ⭐ | kimi-k2-250711 | 200K | Official partnership, strong stability |
Other Chinese Models
| Model Name | Model ID | Features |
|---|
| ERNIE 4.0 | ernie-4.0 | Baidu’s latest model |
| GLM-4 | glm-4 | Tsinghua-based model |
| Spark 3.5 | spark-3.5 | iFlytek’s latest version |
| MiniMax | minimax-abab6.5 | Strong overall capabilities |
Billing Method
- Pay-as-you-go: Charged based on actual token usage
- No minimum charge: Use what you pay for, balance never expires
- Real-time deduction: Fees deducted immediately after each call
Pricing Advantage
- Direct from official sources with competitive rates
- Volume discounts available - contact support for bulk pricing
- New users receive 3M free trial tokens
View Real-time Pricing
Visit LaoZhang API Console Pricing Page to view the latest prices for all models.
🛠️ Usage Recommendations
Model Selection Guide
Programming Development
- Primary: Claude 4 Sonnet, DeepSeek V3.1, o4-mini, Gemini 2.5 Pro
- Alternatives: DeepSeek Coder, Kimi K2 Official, Qwen 3
Content Creation
- Primary: GPT-4.5 (excellent for writing), Claude 4 Opus
- Alternatives: GPT-4o, chatgpt-4o-latest, Kimi K2 Official, Qwen Max
Quick Response
- Primary: GPT-3.5 Turbo, Gemini 2.5 Flash
- Alternatives: Claude 3 Haiku, Grok 3 Mini
Image Generation
- Stability priority: GPT-Image-1
- Quality priority: DALL·E 3
- Cost-effective: Sora Image, GPT-4o Image
Long Text Processing
- Primary: Gemini 2.5 Pro (2M context)
- Alternatives: Claude 4 series (200K context)
Cost Optimization Tips
- Tiered Usage: Use cheaper models for simple tasks, premium models for complex ones
- Test and Optimize: Test with smaller models first, then scale up as needed
- Batch Processing: Choose Nano or Mini versions for large volumes of similar tasks
- Cache and Reuse: Cache results for repeated queries
Model list is continuously updated. We promptly add newly released excellent models. For specific model needs or bulk requirements, please contact support.
