Training API now generally available

Fireworks Blog

Training API now generally available

Train past the frontier: Training API now generally available

Today, Fireworks is announcing the general availability of our Training API and Fireworks Lab, completing three paths designed to help teams build their own specialized intelligence.

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Deepseek V4 Headline Image

DeepSeek V4 Pro: Tops SWE-Bench & Cuts Cost per Task by 3x vs. Fable 5

CyberGym Blog Image Header

DeepSeek V4 Pro is Redefining Security Agent Economics

Harvey x Fireworks

Partner Announcements8/26/2026

Post-training Kimi K3 with Harvey for long-horizon legal work

Header Image Do Open Models Perform Silent Reasoning Before They Respond

Can open models carry readable silent signals before they speak? Reproducing J-Lens Readouts on Kimi K3 & Qwen3.5-9B

Muse Glimmer on Fireworks

Muse Glimmer from Meta on Fireworks: Ideal for your Always-On Agents

Voyage AI Models on Fireworks

Model Releases8/5/2026

Your AI performance stack is Fireworks + Voyage AI

FullFT vs LoRA training

Three Tests to Run Before You Switch from LoRA to FullFT

fine-tune embeddings summary

Fine-Tune Your Own Embedding Model for the Price of a Coffee

Benchmarks Showing Opus 5 vs Kimi K3

Kimi K3 on Fireworks: Frontier Intelligence You Can Own

Showcase Serverless Training How it works

Make Kimi K3 Yours: LoRA Training on Fireworks

fireworks and trilogy

Trilogy’s Playbook for Open-Weight Cybersecurity with Kimi K3

Fireworks Nexus Header

Fireworks Nexus: Drop-in Open Frontier Intelligence for Teams with Budgets

Headline Image Showing Why Routing Kimi K3 and Fable Outperforms the Rest

Kimi K3 is competitive with Fable; Kimi K3 + Fable is SoTA.

Fireworks and Heidi Health

Case Studies7/20/2026

Heidi x Fireworks: Bridging the Gap in Frontier Model Performance

Fireworks closes series D, 1.5 billion in funding at a 17.5 Billion valuation

Company News7/15/2026

Announcing our Series D and $1B ARR

kernal-speedup-vs-minimax-MSA-oss

Optimizing MiniMax M3 Sparse Attention on NVIDIA Blackwell

Gumloop

How Gumloop Scaled Open-Weight Model Usage 7x in 3 Weeks with Fireworks

Fireworks Nvidia LangChain logos

Developer Experience7/9/2026

Open, frontier, and yours: LangChain Deep Agents on NVIDIA Nemotron 3 Ultra, running on Fireworks

Best Open Source LLMs in 2026

Best Open Source LLMs in 2026

artificial analysis speed over time

GLM 5.2 Fast is live on Fireworks

Factory

How Factory Grew Open Model Usage 2-3x in Six Months on Fireworks