Documentation Index
Fetch the complete documentation index at: https://docs.chatandbuild.com/llms.txt
Use this file to discover all available pages before exploring further.
Available Models
ChatAndBuild supports multiple AI providers and models, each with unique strengths for different development tasks.Anthropic
Claude Sonnet 4.5 and 3.7
Claude Sonnet 4.5 and 3.7
Brainiac: Sonnet maps your pages, defines logic, and scaffolds code - like a real dev team.
- Excellent at following instructions
- Our go-to model for full-stack planning and app architecture
- The smartest model in the Claude 4 family, optimized for everyday use
- We recommend Claude Sonnet 4.5 as the default choice
- Balances high intelligence with cost-effectiveness for production use
- Predecessor to the Claude 4 serie
- Strong coding capabilities but with less advanced reasoning than Claude 4 models
OpenAI
GPT-5 and GPT-4o
GPT-5 and GPT-4o
The Reasoning Powerhouse: GPT-5 tackles complex problems with advanced reasoning and creativity
- Good for explaining complex concepts
- Ideal for analysis, writing, coding, and creative tasks
GPT-5 vs GPT-4o: GPT-5 offers superior reasoning for complex problems, while 4o provides faster responses for standard tasks
Deepseek Models
Deepseek
Deepseek
The Backend Boss: Deepseek handles logic, routing, and data storage with ease.
- Strong multimodal capabilities
- Excellent code generation
- Good for explaining complex concepts
Avaliable models: Deepseek-V3(Newest), Deepseek-Coder, Deepseek-Reasoner
Gemini 2.5 Flash and Pro
Gemini 2.5 Flash and Pro
Speed & Deep Thinker: Flash delivers lightning-fast responses for everyday coding tasks, while Pro brings advanced reasoning for complex architectural challenges - Google’s dynamic duo for different needs
Configuration
Using Your Own API Keys
You can configure your own API keys for better control and potentially lower costs:- Download .json API template Settings -> Data Management - > Downlaod Template
- Paste your API keys:
- OpenAI
- Anthropic
- Google
- Go to OpenAI API Keys
- Create a new API key
- Import back to ChatAndBuild by clicking “Import API keys”
Switching Models Mid-Conversation
You can change models during a conversation:- Click the model selector in the chat interface
- Choose a different model
- The conversation context carries over
- New responses use the selected model
Model availability and pricing may vary. Check the pricing page for current rates and limits.