R1 0528
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...
Updated 50 min ago · first seen 11 Sept 2026
model_01M294WWFXDK2HZP2GFS6VH95F
- Context
- 163.8K tokens
- T2 · 50 min ago
- Released
- 28 May 2025
- T2 · 50 min ago
- Knowledge cutoff
- Mar 2025
- T2 · 50 min ago
Specification
- Release date
- 28 May 2025
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Context window
- 163.8K tokens
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Max output
- 32.8K tokens
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Knowledge cutoff
- Mar 2025
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Modalities
- text
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Input modalities
- text
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Output modalities
- text
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Tokenizer
- DeepSeek
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Hugging Face repo
- deepseek-ai/DeepSeek-R1-0528
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Instruct type
- deepseek-r1
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Openrouter id
- deepseek/deepseek-r1-0528
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Supported parameters
- frequency_penalty, include_reasoning, logit_bias, logprobs, max_tokens, min_p, presence_penalty, reasoning, repetition_penalty, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_k, top_logprobs, top_p
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
Each value shows its source, tier and observation time. Conflicting claims are kept side by side and flagged — never averaged. How AI Atlas records facts →
Provenance
Attributed facts
16
Source tiers
T216
Freshest observation
50 min ago
Conflicts
None
Modalities
- Modalities
- text
- Input
- text
- Output
- text
Capabilities
Tool calling
Yes
OpenRouter public model & pricing listing · T2
Structured output
Yes
OpenRouter public model & pricing listing · T2
Reasoning
Yes
OpenRouter public model & pricing listing · T2
Vision
Unavailable
Audio
Unavailable
Fine-tuning available
Unavailable
- Context window
- 163.8K tokens
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Max output
- 32.8K tokens
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Knowledge cutoff
- Mar 2025
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
- Tokenizer
- DeepSeek
Source:OpenRouter public model & pricing listingT2observed 50 min agomedium
No benchmark results recorded
Current prices
| Provider | Input / 1M | Output / 1M | Cached in | Batch in / out | Context | Observed | Source |
|---|---|---|---|---|---|---|---|
| DeepSeek APIdeepseek/deepseek-r1-0528 | $0.50 | $2.15 | $0.35 | — | 163.8K | 50 min ago | openrouter.aiT2 |
USD per 1M tokens as published by each provider (USD). Rows are append-only: every change is kept in the history below.
Available through 1
Price history
Input price · USD / 1M tokens
Output price · USD / 1M tokens
- DeepSeek API
No hardware estimate available
Ancestors 0
None recorded.
Descendants 0
None recorded.
Papers 0
No papers linked yet.
Repositories 0
No repositories linked yet.
As of
Rewind the record: see this entity's attributes exactly as AI Atlas knew them on a given day.
Claim history · Hugging Face repo
Hugging Face repohf_repo1
| Value | Valid from → to | Status | Source | Confidence | Extractor |
|---|---|---|---|---|---|
| deepseek-ai/DeepSeek-R1-0528 | → current | current | OpenRouter public model & pricing listingT2 | medium | deterministic |
Claims are temporal and append-only: a new observation closes the previous claim (valid_to) instead of overwriting it. Conflicting claims from different sources are kept side by side and flagged — never averaged. Methodology →
DeepSeek API lists R1 0528 at $0.5 in / $2.15 out per 1M tokens
openrouter
| Source | Document | Type | Tier | Last observed | Snapshots |
|---|---|---|---|---|---|
| Hugging Face Hub (public pages, model cards, papers) | huggingface.co/amd/DeepSeek-R1-0528-MXFP4-v2 | model_page | T2· Quality secondary | 40 min ago | 2 |
| Hugging Face Hub (public pages, model cards, papers) | huggingface.co/amd/DeepSeek-R1-0528-MXFP4 | model_page | T2· Quality secondary | 40 min ago | 2 |
| OpenRouter public model & pricing listing | openrouter.ai/api/v1/models | catalogue | T2· Quality secondary | 50 min ago | 1 |
Tier 1 = official/primary, 2 = quality secondary, 3 = community, 4 = unverified. Every snapshot is archived; see all sources and the methodology.