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 Pro DeepSeek V4 Pro: $0.435 per 1M tokens $0.435 Gemini 3.7 Flash Gemini 3.7 Flash: $0.75 per 1M tokens $0.75 Mistral Medium 3.5 Mistral Medium 3.5: $1.50 per 1M tokens $1.50 Celeris 1 Celeris 1: $2.00 per 1M tokens $2.00 Grok 4.6 Grok 4.6: $2.00 per 1M tokens $2.00 Qwen3.8 Max Qwen3.8 Max: $2.00 per 1M tokens $2.00 Claude Opus 5 Claude Opus 5: $5.00 per 1M tokens $5.00 GPT-5.6 Sol GPT-5.6 Sol: $5.00 per 1M tokens $5.00 Output price vs. maker flagships ($/1M tokens) DeepSeek V4 Pro DeepSeek V4 Pro: $0.87 per 1M tokens $0.87 Gemini 3.7 Flash Gemini 3.7 Flash: $3.75 per 1M tokens $3.75 Celeris 1 Celeris 1: $6.00 per 1M tokens $6.00 Grok 4.6 Grok 4.6: $6.00 per 1M tokens $6.00 Qwen3.8 Max Qwen3.8 Max: $6.00 per 1M tokens $6.00 Mistral Medium 3.5 Mistral Medium 3.5: $7.50 per 1M tokens $7.50 Claude Opus 5 Claude Opus 5: $25.00 per 1M tokens $25.00 GPT-5.6 Sol GPT-5.6 Sol: $30.00 per 1M tokens $30.00 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