Token Ledger Digest – 2026-09-28

• DeepSeek: DeepSeek Pro Latest – Prompt: $0.244 → $0.226/M (−$0.018); Completion: $0.733 → $1.958/M (+$1.226). Who: completion‑heavy apps.
• DeepSeek: DeepSeek Flash Latest – Prompt: $0.035 → $0.030/M (−$0.005); Completion: $0.290 → $0.600/M (+$0.310). Who: users needing cheaper prompts but higher completion cost.
• DeepSeek: DeepSeek V4.1 Flash – Prompt: $0.035 → $0.300/M (+$0.265); Completion: $0.290 → $1.200/M (+$0.910). Who: workloads shifting to more expensive prompt and completion.
• Z.ai: GLM 5.3 Flash – Prompt: $0.045 → $0.150/M (+$0.105); Completion: $0.140 → $0.500/M (+$0.360). Who: moderate‑cost users seeing notable rises.
• DeepSeek: DeepSeek V4 Flash Vision Exp – Prompt: $0.216 → $0.440/M (+$0.224); Completion: $0.647 → $1.320/M (+$0.673). Who: vision‑heavy pipelines facing higher fees.
• Z.ai: GLM Latest – Prompt: $0.274 → $0.179/M (−$0.095); Completion: $2.574 → $2.805/M (+$0.231). Who: prompt‑sensitive users benefit; completion cost rises slightly.
• DeepSeek: DeepSeek V4 Pro 0813 – Prompt: $0.245 → $0.400/M (+$0.155); Completion: $3.500 → $4.200/M (+$0.700). Who: high‑volume completion tasks see biggest jump.
• MoonshotAI: Kimi Latest – Prompt: $0.988 → $0.976/M (−$0.012); Completion: $5.530 → $8.544/M (+$3.014). Who: completion‑heavy users face the largest cost increase today.
• DeepSeek: DeepSeek V4 Pro 0423 – Prompt: $0.348 → $0.783/M (+$0.435); Completion: $0.696 → $1.566/M (+$0.870). Who: both prompt and completion costs rise sharply.
• DeepSeek: DeepSeek V4 Flash 0423 – Prompt: $0.047 → $0.078/M (+$0.031); Completion: $0.094 → $0.155/M (+$0.062). Who: modest uptick for light‑usage cases.
• MoonshotAI: Kimi K2.6 – Prompt: $0.950 → $0.650/M (−$0.300); Completion: $4.000 → $3.410/M (−$0.590). Who: users benefit from lower prompt and completion fees.
• Google: Gemma 4 26B A4B – Prompt: $0.068 → $0.090/M (+$0.023); Completion: $0.225 → $0.300/M (+$0.075). Who: slight cost increase for both sides.
• MiniMax: MiniMax M2.7 – Prompt: $0.210 → $0.300/M (+$0.090); Completion: $0.840 → $1.200/M (+$0.360). Who: moderate rise across the board.
• Qwen: Qwen3.5‑35B‑A3B – Prompt: $0.313 → $0.163/M (−$0.150); Completion: $1.250 → $1.300/M (+$0.050). Who: prompt‑heavy workloads gain; completion cost barely changes.
• DeepSeek: DeepSeek V3.2 – Prompt: $0.269 → $0.280/M (+$0.011); Completion: $0.400 → $0.420/M (+$0.020). Who: minimal impact; negligible for most users.

Cheapest models today (per‑million tokens):

1. IBM: Granite 4.0 Micro – Prompt $0.017, Completion $0.112
2. OpenAI: gpt‑oss‑20b – Prompt $0.018, Completion $0.090
3. Mistral: Mistral Nemo – Prompt $0.019, Completion $0.030

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