DeepSeek-R1 vs GPT-5.4
Benchmark Performance
Available Benchmarks
| Benchmark | DeepSeek-R1 | GPT-5.4 |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,372.4994% of row best · rating · deepseek-r1; 95% CI [1367.65185984, 1377.33749685]; votes 18524; rank 164 | 1,452.51100% of row best · rating · gpt-5.4; 95% CI [1448.73439083, 1456.28324387]; votes 63615; rank 37 |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark wins | 1 benchmark winOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | DeepSeek-R1 | GPT-5.4 |
|---|---|---|
| Developer | DeepSeek | OpenAI |
| Family | Deepseek R1 | Gpt 5 4 |
| Model | DeepSeek-R1 | GPT-5.4 |
| Version | DeepSeek-R1 | GPT-5.4 |
| Lifecycle | active | active |
| Released | 2025-01-20 | 2026-03-05 |
| Knowledge cutoff | Unknown | 2025-08-31 |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | 163,840 | 1,050,000 |
| Total parameters | 684,531,386,000 | Unknown |
| Active parameters | 37,000,000,000 | Unknown |
| License | mit | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Hugging Face (Standard), Openrouter (Standard) | Openai (Standard), Openrouter (Standard) |
| Capabilities | chat, generation, reasoning | chat, generation, reasoning, structured_outputs, tools |
14 comparable fields · 11 material differences · Pair passes the primary-source comparison gate
DeepSeek-R1 Capabilities
GPT-5.4 Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
DeepSeek-R1 vs GPT-5.4 FAQs
Is DeepSeek-R1 or GPT-5.4 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek-R1 and GPT-5.4, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, DeepSeek-R1 or GPT-5.4?+
DeepSeek-R1 is $0.70 and GPT-5.4 is $2.50 per million tokens, so DeepSeek-R1 is cheaper on this metric. DeepSeek-R1 is $2.50 and GPT-5.4 is $15.00 per million tokens, so DeepSeek-R1 is cheaper on this metric.
Which has a larger context window, DeepSeek-R1 or GPT-5.4?+
GPT-5.4 has the larger sourced context window. DeepSeek-R1 supports 163,840 and GPT-5.4 supports 1,050,000.
Which performs better in benchmarks, DeepSeek-R1 or GPT-5.4?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can DeepSeek-R1 or GPT-5.4 be self-hosted?+
DeepSeek-R1 is the only model in this pair currently marked as self-hostable. DeepSeek-R1 is open weight; GPT-5.4 is not marked open weight.
Can DeepSeek-R1 and GPT-5.4 understand images?+
DeepSeek-R1 is not documented with image input; GPT-5.4 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek-R1 or GPT-5.4?+
GPT-5.4 has the larger sourced maximum output: DeepSeek-R1 supports 32,768 and GPT-5.4 supports 128,000 output tokens.
Do DeepSeek-R1 and GPT-5.4 support reasoning and tool use?+
DeepSeek-R1: reasoning. GPT-5.4: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek-R1 or GPT-5.4?+
DeepSeek-R1 has 2 sourced provider routes; GPT-5.4 has 2, a tie.
Which offers better value, DeepSeek-R1 or GPT-5.4?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.