The Index / Kilo Gateway / Reflection: Beam 1.0 501B A23B Reflection: Beam 1.0 501B A23B by Kilo Gateway · family beam · listed Oct 2026R T
Beam 1.0 is Reflection's open-weight reasoning model for coding and long-horizon agentic workflows. It uses a sparse mixture-of-experts architecture with 501B total and 23B active parameters per token, and a...
Current rates USD per 1M tokens Input $0.25
Output $1.00
Cache read —
Cache write —
Against the market Input price vs. maker flagships ($/1M tokens) Claude Haiku 5.5 Claude Haiku 5.5: $0.10 per 1M tokens $0.10 DeepSeek V4 Flash Vision Exp DeepSeek V4 Flash Vision Exp: $0.15 per 1M tokens $0.15 Qwen3.8 Omni Flash Qwen3.8 Omni Flash: $0.15 per 1M tokens $0.15 Reflection: Beam 1.0 501B A23B Reflection: Beam 1.0 501B A23B: $0.25 per 1M tokens $0.25 Mistral Large 4 Mistral Large 4: $0.68 per 1M tokens $0.68 GPT-6.1 Sol GPT-6.1 Sol: $2.00 per 1M tokens $2.00 Gemini 4 Argon Gemini 4 Argon: $2.00 per 1M tokens $2.00 Grok 4.7 Grok 4.7: $2.00 per 1M tokens $2.00 Output price vs. maker flagships ($/1M tokens) Qwen3.8 Omni Flash Qwen3.8 Omni Flash: $0.47 per 1M tokens $0.47 Claude Haiku 5.5 Claude Haiku 5.5: $0.50 per 1M tokens $0.50 DeepSeek V4 Flash Vision Exp DeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens $0.60 Reflection: Beam 1.0 501B A23B Reflection: Beam 1.0 501B A23B: $1.00 per 1M tokens $1.00 Mistral Large 4 Mistral Large 4: $2.09 per 1M tokens $2.09 Grok 4.7 Grok 4.7: $6.00 per 1M tokens $6.00 GPT-6.1 Sol GPT-6.1 Sol: $10.00 per 1M tokens $10.00 Gemini 4 Argon Gemini 4 Argon: $10.00 per 1M tokens $10.00 On the record
Model id reflection/beam-1.0-501b-a23b
Context window 1.0M tokens
Max output 944K tokens
Input modalities text
Output modalities text
Reasoning yes
Tool calls yes
Open weights no
Knowledge cutoff —
Released 2026-10-16
Last updated 2026-10-16 ← All Kilo Gateway listings