Side by side pricing and context for GPT-4.1 Nano and DeepSeek V4 Flash. Rates are curated catalog values with last verified dates on each model page.
GPT-4.1 Nano
Budget GPT-4.1 tier for classification, routing, and high-QPS extraction. Estimate monthly volume early: small per-token prices still add up at scale.
Input $0.100 / Output $0.400 per 1M
Context 1M · Exact (o200k_base)
DeepSeek V4 Flash
Very low-cost DeepSeek model for bulk generation and experimentation. Aggressive pricing. Treat TokenCALC counts as Approx and validate on invoices.
Input $0.140 / Output $0.280 per 1M
Context 1M · Approx
Quick take
- GPT-4.1 Nano is cheaper on input in this catalog snapshot.
- DeepSeek V4 Flash is cheaper on output in this catalog snapshot.
- Both last verified on their model pages (2026-08-02 / 2026-08-02).
Rate table
| Metric | GPT-4.1 Nano | DeepSeek V4 Flash |
|---|---|---|
| Input / 1M | $0.100 | $0.140 |
| Output / 1M | $0.400 | $0.280 |
| Cached input / 1M | $0.025 | $0.0028 |
| Context | 1M | 1M |
| Tokenizer | Exact (o200k_base) | Approx |