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Cloud Changelog
June 13, 2025 · Fireworks AI
Reinforcement Fine-Tuning released, training models through verifiable reward
Reinforcement Fine-Tuning released. Train expert models to surpass closed source frontier models through verifiable reward. More details in blospost.
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