Ultramarine 1 Flash launches at $0.15/M input tokens, open weights in two weeks
testingcatalog · x · 2026-10-15
Paper Instruments released Ultramarine 1 Flash at $0.15/M input and $0.50/M output tokens, with CEO @bertgodel promising open weights in two weeks.
Key claims from the official report (unverified by third parties):
- Tops its own JobBench (62.9) and internal PI Knowledge Work (59.3) benchmarks ahead of Gemini 3.8 Flash, DeepSeek V4.1 Flash, Claude Fable 5 and others
- $0.13 per task, outscores Claude Fable 5 max ($8.19/task) and GPT-5.6 Sol max ($2.09/task)
- Built on GLM-5.3 Flash, generating 6.5% fewer output tokens across six benchmarks
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