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Fireworks Blog

FireRouter with Opus

Introducing FireRouter with Opus

FireRouter with Opus routes routine turns to open models and keeps Claude Opus 5.5 for the turns that need it. 57% lower cost per session, cache-aware routing.

Filters

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 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

Cursor Composer 2

Cursor Composer 2 + Fireworks

better together - open source workers + closed source reviewer

Frontier AI at a fraction of the cost: open-source workers with a closed-source advisor

frontier-lab infrastructure as a service

Frontier-lab Training Infrastructure, Available Now as a Managed Service for GLM 5.2

glm fireworks lockup

GLM 5.2 is live on Fireworks inference, day zero.

Fireworks is moving to prepaid billing on July 1st

Fireworks is moving to prepaid billing on July 1st

Model Releases6/12/2026

Kimi K2.7 Code on Fireworks: Better Agents, Lower Cost per Task, Available Day-0

Model Releases6/12/2026

MiniMax M3 is live: long context + native multimodality at 1/20th the price

qwen fireworks lockup

Qwen 3.7 Plus on Fireworks: Run it today.

nemotron 3 benchmarks

NVIDIA Nemotron 3 Ultra is live on Fireworks, day zero

Harvey + Fireworks demonstrate success of open-source with frontier advisors

How Harvey & Fireworks Beat Closed Source on Cost + Quality

Fireworks x Trilogy

Trilogy Validates Open-Weight AI Models for Enterprise AI Workloads with Fireworks

Notte x Fireworks Benchmark Report

Case Studies5/20/2026

Agents Don't Fail on Intelligence. They Fail on Execution.