DeepSeek: DeepSeek V3 Token Counter
Count tokens, estimate API costs and check the context window for DeepSeek: DeepSeek V3 by DeepSeek — all computed locally in your browser.
Runs locally — nothing is uploaded
This model has no official JavaScript tokenizer, so the count is an estimate (CJK text ~1.75 tokens per character, English ~3.5 characters per token).
How DeepSeek: DeepSeek V3 compares
Open side-by-side comparison| Model | Provider | Input / 1M | Output / 1M | Context | Out/In ratio |
|---|---|---|---|---|---|
| DeepSeek: DeepSeek V3 | DeepSeek | $0.257 | $1.03 | 163,840 | 4.00× |
| DeepSeek: DeepSeek V4 Flash 0423 | DeepSeek | $0.0868 | $0.174 | 1,048,576 | 2.00× |
| DeepSeek: R1 | DeepSeek | $0.700 | $2.50 | 64,000 | 3.57× |
| Google: Gemini 2.5 Flash | $0.300 | $2.50 | 1,048,576 | 8.33× |
Data source: OpenRouter model API (aggregates official prices, may include platform markup). Rates change - always verify on the official provider page. Last updated 2026-08.
How to Use
This free online token counter counts tokens for DeepSeek: DeepSeek V3, a large language model by DeepSeek. The tokenizer badge in the tool shows whether the count is exact or estimated: OpenAI-family models are counted with the official tokenizer, while other providers have no public JavaScript tokenizer and are marked as estimates.
DeepSeek: DeepSeek V3 offers a context window of 163,840 tokens. Open the Context tab to see how much of the window your prompt uses and how many copies of your text fit. Pricing for DeepSeek: DeepSeek V3 is 0.2574 USD per 1M input tokens and 1.0287 USD per 1M output tokens; open the Cost tab to estimate the cost of your request in USD and CNY.
Prices are sourced from OpenRouter and last updated 2026-08. Always confirm current rates with the provider's official pricing page before making a purchasing decision. All counting and estimation runs locally in your browser — your text is never uploaded.