The Index / NanoGPT / Celeris 1 Celeris 1 by NanoGPT · listed Jul 2026
Celeris 1 is a diffusion language model built for ultra-low-latency classification, extraction, judging, query rewriting, and other short structured responses.
Current rates USD per 1M tokens Input $2.00
Output $6.00
Cache read $1.00
Cache write —
Against the market Input price vs. maker flagships ($/1M tokens) 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 Gemini 3.8 Flash Gemini 3.8 Flash: $0.75 per 1M tokens $0.75 GLM-5.3 GLM-5.3: $1.40 per 1M tokens $1.40 Celeris 1 Celeris 1: $2.00 per 1M tokens $2.00 Claude Sonnet 5.5 Claude Sonnet 5.5: $2.00 per 1M tokens $2.00 GPT-6.1 Sol GPT-6.1 Sol: $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 DeepSeek V4 Flash Vision Exp DeepSeek V4 Flash Vision Exp: $0.60 per 1M tokens $0.60 Gemini 3.8 Flash Gemini 3.8 Flash: $3.75 per 1M tokens $3.75 GLM-5.3 GLM-5.3: $4.40 per 1M tokens $4.40 Celeris 1 Celeris 1: $6.00 per 1M tokens $6.00 Grok 4.7 Grok 4.7: $6.00 per 1M tokens $6.00 Claude Sonnet 5.5 Claude Sonnet 5.5: $10.00 per 1M tokens $10.00 GPT-6.1 Sol GPT-6.1 Sol: $10.00 per 1M tokens $10.00 On the record
Model id celeris-1
Context window 8K tokens
Max output 8K tokens
Input modalities text
Output modalities text
Reasoning no
Tool calls no
Open weights no
Knowledge cutoff —
Released 2026-07-25
Last updated 2026-07-25 ← All NanoGPT listings