LLM Reference

DeepSeek R1 vs GPT-4o (08-06)

DeepSeek R1 (2025) and GPT-4o (08-06) (2024) are frontier reasoning models from DeepSeek and OpenAI. DeepSeek R1 ships a 128k-token context window, while GPT-4o (08-06) ships a 128k-token context window. On Aider Polyglot, DeepSeek R1 leads by 33.8 pts. On pricing, DeepSeek R1 costs $0.10/1M input tokens versus $2.50/1M for the alternative. This comparison covers specs, pricing, API access, capabilities, benchmarks, input and output token costs, and production fit for coding and agent workloads.

DeepSeek R1 is ~2400% cheaper at $0.10/1M; pay for GPT-4o (08-06) only for coding workflow support.

Decision scorecard

Local evidence first
SignalDeepSeek R1GPT-4o (08-06)
Best forreasoning-heavy apps and provider-routed productionmultimodal apps and provider-routed production
Decision fitCoding, RAG, and AgentsCoding, RAG, and Agents
Context window128k128k
Cheapest output$0.30/1M tokens$10/1M tokens
Provider routes14 tracked3 tracked
Shared benchmarksAider Polyglot leader1 shared

Decision tradeoffs

Choose DeepSeek R1 when...
  • DeepSeek R1 holds a shared-benchmark lead on Aider Polyglot, ahead by 33.8 points.
  • DeepSeek R1 has the lower cheapest tracked output price at $0.30/1M tokens.
  • DeepSeek R1 has broader tracked provider coverage for fallback and procurement flexibility.
  • DeepSeek R1 uniquely exposes Reasoning in local model data.
  • Local decision data tags DeepSeek R1 for Coding, RAG, and Agents.
Choose GPT-4o (08-06) when...
  • GPT-4o (08-06) uniquely exposes Vision and Multimodal in local model data.
  • Local decision data tags GPT-4o (08-06) for Coding, RAG, and Agents.

Monthly cost at traffic

Estimate token spend from the cheapest tracked input and output route or tier on this page.

Lower estimate DeepSeek R1

DeepSeek R1

$155

Cheapest tracked route/tier: Bitdeer AI

GPT-4o (08-06)

$4,500

Cheapest tracked route/tier: OpenAI API

Estimated monthly gap: $4,345. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

DeepSeek R1 -> GPT-4o (08-06)
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • GPT-4o (08-06) is $9.70/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Check replacement coverage for Reasoning before moving production traffic.
  • GPT-4o (08-06) adds Vision and Multimodal in local capability data.
GPT-4o (08-06) -> DeepSeek R1
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • DeepSeek R1 is $9.70/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Vision and Multimodal before moving production traffic.
  • DeepSeek R1 adds Reasoning in local capability data.

Specs

Specification
Released2025-01-202024-08-06
Context window128k128k
Parameters671B, 37B Active1.76T (8x222B MoE)*
ArchitectureDecoder OnlyMixture of Experts
LicenseMITOSI-approvedProprietary
OpennessOpen sourceProprietary
Commercial useCommercial use: permittedCommercial use: conditional
Knowledge cutoff2023-122023-10

Pricing and availability

Pricing attributeDeepSeek R1GPT-4o (08-06)
Input price$0.10/1M tokens$2.50/1M tokens
Output price$0.30/1M tokens$10/1M tokens
Providers

Capabilities

CapabilityDeepSeek R1GPT-4o (08-06)
VisionNoYes
MultimodalNoYes
ReasoningYesNo
Function callingNoNo
Tool useNoNo
Structured outputsYesYes
Code executionYesYes
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkDeepSeek R1GPT-4o (08-06)
Aider Polyglot56.923.1

Deep dive

On shared benchmark coverage, Aider Polyglot has DeepSeek R1 at 56.9 and GPT-4o (08-06) at 23.1, with DeepSeek R1 ahead by 33.8 points. The largest visible gap is 33.8 points on Aider Polyglot, which matters most when that benchmark mirrors your workload. Treat isolated benchmark wins as directional, because provider routing, prompt style, and tool access can move real application results.

The capability footprint differs most on vision: GPT-4o (08-06), multimodal input: GPT-4o (08-06), and reasoning mode: DeepSeek R1. Both models share structured outputs and code execution, so the practical split is not just feature count. Use those differences to decide whether the page is about raw model quality, agentic coding support, multimodal ingestion, or predictable structured API behavior.

For cost, DeepSeek R1 lists $0.10/1M input and $0.30/1M output tokens on the cheapest tracked provider, while GPT-4o (08-06) lists $2.50/1M input and $10/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts DeepSeek R1 lower by about $4.59 per million blended tokens. Availability is 14 providers versus 3, so concentration risk also matters.

Choose DeepSeek R1 when coding workflow support, lower input-token cost, and broader provider choice are central to the workload. Choose GPT-4o (08-06) when coding workflow support are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship.

FAQ

Which has a larger context window, DeepSeek R1 or GPT-4o (08-06)?

DeepSeek R1 supports 128k tokens, while GPT-4o (08-06) supports 128k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible.

Which is cheaper, DeepSeek R1 or GPT-4o (08-06)?

DeepSeek R1 is cheaper on tracked token pricing. DeepSeek R1 costs $0.10/1M input and $0.30/1M output tokens. GPT-4o (08-06) costs $2.50/1M input and $10/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is DeepSeek R1 or GPT-4o (08-06) open source?

DeepSeek R1 is listed under MIT. GPT-4o (08-06) is listed under Proprietary. License labels affect whether you can self-host, redistribute weights, or rely only on hosted APIs, so confirm the upstream license before deployment.

Which is better for vision, DeepSeek R1 or GPT-4o (08-06)?

GPT-4o (08-06) has the clearer documented vision signal in this comparison. If vision is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is better for multimodal input, DeepSeek R1 or GPT-4o (08-06)?

GPT-4o (08-06) has the clearer documented multimodal input signal in this comparison. If multimodal input is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Where can I run DeepSeek R1 and GPT-4o (08-06)?

DeepSeek R1 is available on DeepSeek Platform, OpenRouter, Together AI, Fireworks AI, and NVIDIA NIM. GPT-4o (08-06) is available on OpenAI API, Salesforce Einstein Generative AI, and OpenRouter. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-06-15. Data sourced from public model cards and provider documentation.