PDFAITools
Together AI
Fast inference platform for open-source AI models. Fine-tune and deploy Llama, Mistral, and more.
What is Together AI?
Fast, Affordable Open-Source AI Inference
Together AI is a cloud platform purpose-built for running open-source AI models at production scale. It offers some of the fastest inference speeds available for models like Llama 3, Mistral, Mixtral, and FLUX, with pricing significantly below major cloud providers for equivalent throughput.
Fine-Tuning and Custom Models
Beyond inference, Together AI provides a complete fine-tuning pipeline. Developers can upload training data, fine-tune leading open-source models on Together's infrastructure, and deploy the resulting custom model immediately — all without managing any cloud infrastructure themselves.
- Serverless inference with per-token billing
- Dedicated endpoints for consistent low-latency production workloads
- Fine-tuning for Llama, Mistral, and other open models
- OpenAI-compatible API for easy migration
Key Features
Industry-leading token generation speeds for open-source models, powered by Together's custom inference stack.
Fine-tune Llama, Mistral, and other top open models on your own data with a simple API or web interface.
Migrate existing OpenAI integrations to open-source models with minimal code changes.
Choose between pay-per-token serverless endpoints or dedicated instances for guaranteed throughput.
Significantly lower prices per token compared to equivalent proprietary model APIs, especially at scale.
Who Uses Together AI?
Deploy reliable, high-throughput inference for applications that need fast, affordable open-source model access.
Fine-tune foundation models on proprietary data to create specialized AI capabilities for specific domains.
Replace expensive proprietary API calls with equivalent open-source alternatives at a fraction of the cost.
Access the latest open-source research models through a simple API without managing GPU infrastructure.
Pros & Cons
✅ Pros
- Among the fastest inference speeds available for open-source models
- Comprehensive fine-tuning support for major model families
- Very competitive pricing compared to other inference providers
- OpenAI-compatible API lowers migration barrier
- Wide selection of models including latest Llama and Mistral releases
❌ Cons
- Limited to open-source models — no access to proprietary GPT-4 or Claude
- Fine-tuning costs can add up for large datasets
- Dedicated instances require minimum commitment
- Smaller ecosystem compared to AWS or GCP
Together AI Pricing
Serverless
- 70+ models available
- No minimum spend
- Instant start
- OpenAI-compatible API
Fine-Tuning
- Llama & Mistral fine-tuning
- Custom model deployment
- Training monitoring
Enterprise
- Dedicated instances
- SLA
- Volume discounts
- Enterprise support
Together AI earns a 4.2/5 rating from our editorial team. Its generous free tier lets you explore core features before upgrading, making it a low-risk choice for individuals and teams. Standout strengths include among the fastest inference speeds available for open-source models and comprehensive fine-tuning support for major model families.
Get Started with Together AI →