fireworks.ai
High-performance inference platform for deploying and fine-tuning open-source generative AI models.
What is fireworks.ai?
Fireworks AI is an inference platform optimized for deploying and serving generative AI models. Often referred to by developers as firework ai, the platform provides access to over 100 open-weights models through the high-performance Fireworks API. It supports models such as deepseek V3, DeepSeek R1, and the qwen3 series. Alongside other providers like together ai, the platform offers a cost-effective environment for serverless model execution, vision understanding, and custom fine-tuning. For those interested in joining the engineering team developing this infrastructure, opportunities are regularly listed on the fireworks ai careers page.
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Best fireworks.ai use cases by task, role, industry, and platform
These use cases show where fireworks.ai fits best, ranked by fit score before popularity or pricing.
fireworks.ai Pricing Plans
Compare fireworks.ai free options, fireworks.ai paid pricing plans, and usage notes before you choose the best way to use this AI tool in 2026.
Free $1 credits, pay-as-you-go from $0.10/1M tokens, on-demand GPUs from $2.90/hr
Includes serverless inference up to 6,000 RPM, on-demand GPU deployments of up to 8 GPUs (2,000 GPU hours/month), and up to 100 deployed models.
Per-token serverless inference pricing for small models up to 4B parameters.
Per-token serverless inference pricing for medium models between 4B and 16B parameters.
Per-token serverless inference pricing for large models above 16B parameters (such as DeepSeek V3).
Optimized per-token serverless inference pricing for the DeepSeek R1 model.
Per-token serverless inference pricing for the Qwen3 235B model.
Dedicated, private GPU deployment billed per GPU-second.
Dedicated, private high-performance GPU deployment billed per GPU-second.
Includes unlimited rate limits, dedicated VPC/VPN deployments, guaranteed uptime SLAs, and custom bulk pricing.
Pricing updated:Jun 11, 2026
fireworks.ai AI Features
fireworks.ai Pros and Cons
Pros
- Fast response times enabled by FireAttention custom CUDA kernels and speculative decoding
- Cost-efficient fine-tuning with free deployments for custom LoRA models
- Pay-as-you-go serverless model with a clear credit system and transparent pricing per token
- Access to the latest hardware configurations including NVIDIA H200 and AMD MI300X
Limitations
- GPU on-demand deployment costs scale linearly and can accumulate quickly for sustained workloads
- Monthly platform spending is constrained by strict historical spending tiers unless prepaid credits are purchased