September 13, 2026 · Fireworks AI
GLM 5.3 Flash available for LoRA on Dedicated Training API, with vision
GLM 5.3 Flash is now available for LoRA training on the Dedicated Training API, including vision training, with up to 262K context. It performs well on agentic coding, document analysis, and tool use, and is cost-efficient to serve.
See the training model catalog for current availability.
Latest Fireworks AI platform changes
Public cookbook moves to fw-ai-external/cookbook, fireworks-training-cookbook on PyPI
Ultra-fast Serverless mode in Preview, with DeepSeek V4.1 Flash 1017 at 6-8x speed
DeepSeek V4 Flash (0731) removed from the shared Serverless Training pool
Rune 26B-A4B available on Serverless, returning probabilities for up to 256 questions
fireworks-ai 1.2.30 replaces TITO sidecar 502 errors with source-specific error codes