Models

The SDK supports multiple AI models from different providers.

Available Models

import { MODELS } from '@activade/droid-sdk';

Anthropic Claude

Constant	Model ID	Description
MODELS.CLAUDE_OPUS	claude-opus-4-5-20251101	Most capable, best for complex tasks
MODELS.CLAUDE_SONNET	claude-sonnet-4-5-20250929	Balanced performance and speed
MODELS.CLAUDE_HAIKU	claude-haiku-4-5-20251001	Fastest, best for simple tasks

OpenAI GPT

Constant	Model ID	Description
MODELS.GPT_5_1	gpt-5.1	GPT-5.1 base model
MODELS.GPT_5_1_CODEX	gpt-5.1-codex	Optimized for code
MODELS.GPT_5_2	gpt-5.2	Latest GPT-5 variant

Google Gemini

Constant	Model ID	Description
MODELS.GEMINI_3_PRO	gemini-3-pro-preview	Gemini 3 Pro preview
MODELS.GEMINI_3_FLASH	gemini-3-flash-preview	Fast Gemini variant

Open Source

Constant	Model ID	Description
MODELS.DROID_CORE	glm-4.6	Open source GLM model

Usage

import { Droid, MODELS } from '@activade/droid-sdk';

// Using a constant
const droid = new Droid({ model: MODELS.CLAUDE_SONNET });

// Using a string
const droid = new Droid({ model: 'claude-sonnet-4-5-20250929' });

// Override per-thread
const thread = droid.startThread({ model: MODELS.CLAUDE_OPUS });

// Override per-run
const result = await thread.run('Task', { model: MODELS.CLAUDE_HAIKU });

Model Selection

Choose based on your needs:

Use Case	Recommended Model
Complex analysis	CLAUDE_OPUS
General development	CLAUDE_SONNET
Quick tasks	CLAUDE_HAIKU
Code generation	GPT_5_1_CODEX
Fast iteration	GEMINI_3_FLASH

ModelId Type

type ModelId =
  | 'claude-opus-4-5-20251101'
  | 'claude-sonnet-4-5-20250929'
  | 'claude-haiku-4-5-20251001'
  | 'gpt-5.1'
  | 'gpt-5.1-codex'
  | 'gpt-5.2'
  | 'gemini-3-pro-preview'
  | 'gemini-3-flash-preview'
  | 'glm-4.6';

The model configuration accepts either a ModelId or any string for custom/new models.