feat(llm): Added OpenAI provider

This commit is contained in:
2026-07-16 13:29:21 +05:30
parent 622fdfe2f1
commit 13155cba23
10 changed files with 844 additions and 0 deletions

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@@ -279,6 +279,29 @@ Also exports `GeminiEmbeddingProvider` (implements `IEmbeddingProvider`) using t
4. None found → throw Error
```
### OpenAI — `OpenAIProvider`
| Property | Value |
| --------------------------- | ------------------------------------------------------ |
| **File** | [`providers/openai.ts`](src/providers/openai.ts) |
| **Provider ID** | `openai` |
| **SDK** | `@langchain/openai` (`ChatOpenAI`, `OpenAIEmbeddings`) |
| **Default Model** | `gpt-4o-mini` |
| **Default Embedding Model** | `text-embedding-3-small` |
| **Default Max Context** | `128000` |
| **Type** | Generative + Embedding |
**Key resolution** in the constructor follows this cascade:
```
1. Explicit apiKey argument → use it
2. ProviderManager.getActive() → if providerName matches "openai"
3. OPENAI_API_KEY env var → final fallback
4. None found → throw Error
```
Also exports `OpenAIEmbeddingProvider` (implements `IEmbeddingProvider`) using the same key resolution pattern against the `"embedding"` type instance. The default embedding model is `text-embedding-3-small`.
### OpenRouter — `OpenRouterProvider`
| Property | Value |
@@ -377,6 +400,7 @@ The `buildLLMProvider()` and `buildEmbeddingProvider()` functions perform the fi
| `providerName` | Generative Class | Embedding Class |
| ----------------- | -------------------- | ------------------------- |
| `"google-genai"` | `GeminiProvider` | `GeminiEmbeddingProvider` |
| `"openai"` | `OpenAIProvider` | `OpenAIEmbeddingProvider` |
| `"openrouter"` | `OpenRouterProvider` | _(falls through to mock)_ |
| `"ollama"` | `OllamaProvider` | `OllamaEmbeddingProvider` |
| `"anthropic"` | `AnthropicProvider` | _(falls through to mock)_ |
@@ -405,6 +429,7 @@ This sends the Zod schema to the model as a structured output constraint. The re
| Variable | Required | Description |
| -------------------- | -------- | ------------------------ |
| `GOOGLE_API_KEY` | No | Google Gemini API key |
| `OPENAI_API_KEY` | No | OpenAI API key |
| `OPENROUTER_API_KEY` | No | OpenRouter API key |
| `ANTHROPIC_API_KEY` | No | Anthropic Claude API key |
@@ -424,6 +449,7 @@ packages/llm/
│ ├── ollama.ts # OllamaProvider + OllamaEmbeddingProvider
│ ├── openrouter.ts # OpenRouterProvider
│ ├── anthropic.ts # AnthropicProvider
│ ├── openai.ts # OpenAIProvider + OpenAIEmbeddingProvider
│ └── mock.ts # MockLLMProvider + MockEmbeddingProvider
├── tests/
│ ├── mock.test.ts