May 28th update to the [original DeepSeek R1](/deepseek/deepseek-r1) Performance on par with [OpenAI o1](/openai/o1), but open-sourced and with fully open reasoning tokens. It's 671B parameters in size, with 37B active...
Specifications
| Provider | DeepSeek |
|---|---|
| Context window | 163,840 tokens (164K) |
| Input price | $0.5 / 1M tokens |
| Output price | $2.15 / 1M tokens |
| Input modalities | text |
| Output modalities | text |
| Model ID | deepseek/deepseek-r1-0528 |
Pricing is per 1M tokens, indicative pricing via OpenRouter (updated 2026-08-22); a provider's own list price may differ.
Frequently asked questions
How much does R1 0528 cost?
Indicative pricing (via OpenRouter, updated 2026-08-22) is $0.5 per 1M input tokens and $2.15 per 1M output tokens. A provider's own list price may differ. On Vincony, R1 0528 is available on credit-based pricing alongside 800+ other models.
What is R1 0528's context window?
R1 0528 supports a context window of up to 163,840 tokens (164K), which is how much text it can consider at once.
Who makes R1 0528?
R1 0528 is built by DeepSeek. You can access it — and compare it against other providers' models — through Vincony's multi-model platform.
How do I use R1 0528?
You can use R1 0528 directly through DeepSeek, or via Vincony, which aggregates 800+ models (including R1 0528) into one interface with side-by-side comparison and credit-based pricing.