diff --git a/README.md b/README.md
index 32c536a..64d44b0 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ short_description: Personalised Podcasts For All - Available in 13 Languages
 This project is inspired by the NotebookLM tool, and implements it with open-source LLMs and text-to-speech models. This tool processes the content of a PDF, generates a natural dialogue suitable for an audio podcast, and outputs it as an MP3 file.
 
 Built with:
-- [Llama 3.1 405B 🦙](https://huggingface.co/meta-llama/Llama-3.1-405B) via [Fireworks AI 🎆](https://fireworks.ai/) and [Instructor 📐](https://github.com/instructor-ai/instructor) 
+- [Llama 3.3 70B 🦙](https://huggingface.co/meta-llama/Llama-3.3-70B-Instruct) via [Fireworks AI 🎆](https://fireworks.ai/) and [Instructor 📐](https://github.com/instructor-ai/instructor) 
 - [MeloTTS 🐚](https://huggingface.co/myshell-ai/MeloTTS-English)
 - [Bark 🐶](https://huggingface.co/suno/bark)
 - [Jina Reader 🔍](https://jina.ai/reader/)
@@ -53,7 +53,7 @@ To set up the project, follow these steps:
 ## Usage
 
 1. **Set up API Key(s):**
-   For this project, I am using LLama 3.1 405B hosted on Fireworks API as its JSON Mode supports passing a pydantic object. So, please set the API key as the `FIREWORKS_API_KEY` environment variable
+   For this project, I am using LLama 3.3 70B hosted on Fireworks API as its JSON Mode supports passing a pydantic object. So, please set the API key as the `FIREWORKS_API_KEY` environment variable
 
 2. **Run the application:**
    ```bash
diff --git a/constants.py b/constants.py
index 15e0129..f0ea724 100644
--- a/constants.py
+++ b/constants.py
@@ -24,7 +24,7 @@
 # Fireworks API-related constants
 FIREWORKS_API_KEY = os.getenv("FIREWORKS_API_KEY")
 FIREWORKS_MAX_TOKENS = 16_384
-FIREWORKS_MODEL_ID = "accounts/fireworks/models/llama-v3p1-405b-instruct"
+FIREWORKS_MODEL_ID = "accounts/fireworks/models/llama-v3p3-70b-instruct"
 FIREWORKS_TEMPERATURE = 0.1
 
 # MeloTTS
@@ -78,7 +78,7 @@
 Generate Podcasts from PDFs using open-source AI.
 
 Built with:
-- [Llama 3.1 405B 🦙](https://huggingface.co/meta-llama/Llama-3.1-405B) via [Fireworks AI 🎆](https://fireworks.ai/) and [Instructor 📐](https://github.com/instructor-ai/instructor) 
+- [Llama 3.3 70B 🦙](https://huggingface.co/meta-llama/Llama-3.3-70B-Instruct) via [Fireworks AI 🎆](https://fireworks.ai/) and [Instructor 📐](https://github.com/instructor-ai/instructor) 
 - [MeloTTS 🐚](https://huggingface.co/myshell-ai/MeloTTS-English)
 - [Bark 🐶](https://huggingface.co/suno/bark)
 - [Jina Reader 🔍](https://jina.ai/reader/)