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Model · DeepSeek

DeepSeek R1

Official DeepSeek reasoning model first released on January 20, 2025 and updated on May 28, 2025.

Pricing

Model Overview

Tracked token-pricing fields for this model family. Empty pricing fields stay hidden until the source publishes them.

Model pricing
Price fieldValue
Input$0.55 / 1M tokens
Output$2.19 / 1M tokens
Cached read$0.14 / 1M tokens
SourceDeepSeek pricing details
VerifiedApr 10, 2026 (High)

Surface

Capabilities

Input and output modalities, enabled feature flags, strengths, and tradeoffs.

Model capabilities
AttributeValues
Modalities
text
to
text
Capabilities
reasoningpromptCachingfunctionCallingstructuredOutputs
StrengthsReasoning, Coding, Math
TradeoffsText-only

References

Official Links

Canonical launch, documentation, pricing, and release-note URLs.

Coverage

Benchmark Coverage

Reported benchmark families, versions, scores, sources, and notes.

Benchmark coverage
BenchmarkVersionScoreDateSourceNotes

Lifecycle

Release History

Lifecycle transitions and release timeline for this model family.

Release history
ReleaseAliasLifecycleRelease DateDeprecationShutdownSummary
DeepSeek R1deepseek-reasonerActiveJan 20, 2025Initial public DeepSeek R1 API release.
DeepSeek R1-0528deepseek-reasonerActiveMay 28, 2025Official R1 update released on May 28, 2025.

Surfaces

Host Coverage

Provider-specific hosting, context, pricing notes, feature differences, and provider-status context.

Host coverage
HostTypeContextPricing NoteDifferences
DeepSeek APIfirst-party64.0K$0.14/1M cached in · $0.55/1M uncached in · $2.19/1M out

Migration

Migration Guidance

Documented migration summary, successor families, and known breaking changes.

Migration guidance
TopicDetails
Summary

Timeline

Change Events

Cataloged model-family updates and source references.

Change events
DateTypeTitleDescriptionSource
Jan 20, 2025family_addedDeepSeek R1 releasedOfficial DeepSeek reasoning model announced for API use as `deepseek-reasoner`.DeepSeek R1 release
May 28, 2025release_addedDeepSeek R1-0528 updateOfficial update to the R1 family published on May 28, 2025.DeepSeek R1-0528 release

From DeepSeek

Other models from DeepSeek