DeepSeek V4 Pro vs GPT-6 Astra
Why this pair: Current OpenAI and DeepSeek frontier models
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | DeepSeek-V4-Pro | GPT-6 Astra |
|---|---|---|
| CostLower is better · Published-token output estimate | #9 of 36$0.054 per LiveBench case | UnrankedNot in the 36-model eligible cohort |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | DeepSeek-V4-Pro | GPT-6 Astra |
|---|---|---|
| Developer | DeepSeek | OpenAI |
| Family | Deepseek V4 Pro | Gpt 6 |
| Model | DeepSeek-V4-Pro | GPT-6 Astra |
| Version | DeepSeek-V4-Pro | GPT-6 Astra |
| Lifecycle | active | active |
| Released | 2026-04-24 | 2026-09-03 |
| Knowledge cutoff | Unknown | 2026-04-30 |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,050K |
| Total parameters | 1.6T | Unknown |
| Active parameters | 49B | Unknown |
| License | mit | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | DeepSeek (Standard), Deepinfra (Standard), Fireworks Ai (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Standard) | Openai (Standard) |
| Capabilities | chat, generation, reasoning | chat, computer-use, generation, reasoning, research, tools |
14 comparable fields · 11 material differences · Editorially curated pair passes the primary-source comparison gate
DeepSeek V4 Pro Capabilities
GPT-6 Astra Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
DeepSeek-V3.2DeepSeek | vs | DeepSeek-V4-ProDeepSeek | family variantstext |
DeepSeek-V4-ProDeepSeek | vs | GPT-5.6 SolOpenAI | cross-developer peerstext |
Claude Fable 5.1Anthropic | vs | DeepSeek-V4-ProDeepSeek | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs | Grok 4.6xAI | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  Qwen3.8-MaxQwen | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
 MiniMax-M3MiniMax | vs | DeepSeek-V4-ProDeepSeek | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  GLM-5.3Z.ai | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | DeepSeek-V4-ProDeepSeek | cross-developer peerstext |
DeepSeek-V4-ProDeepSeek | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
DeepSeek V4 Pro vs GPT-6 Astra FAQs
Is DeepSeek V4 Pro or GPT-6 Astra better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both DeepSeek V4 Pro and GPT-6 Astra, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, DeepSeek V4 Pro or GPT-6 Astra?+
DeepSeek V4 Pro is $0.66 and GPT-6 Astra is $10.00 per million tokens, so DeepSeek V4 Pro is cheaper on this metric. DeepSeek V4 Pro is $1.5441 and GPT-6 Astra is $50.00 per million tokens, so DeepSeek V4 Pro is cheaper on this metric.
Which has a larger context window, DeepSeek V4 Pro or GPT-6 Astra?+
GPT-6 Astra has the larger sourced context window. DeepSeek V4 Pro supports 1,049K and GPT-6 Astra supports 1,050K.
Which performs better in benchmarks, DeepSeek V4 Pro or GPT-6 Astra?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can DeepSeek V4 Pro or GPT-6 Astra be self-hosted?+
DeepSeek V4 Pro is the only model in this pair currently marked as self-hostable. DeepSeek V4 Pro is open weight; GPT-6 Astra is not marked open weight.
Can DeepSeek V4 Pro and GPT-6 Astra understand images?+
DeepSeek V4 Pro is not documented with image input; GPT-6 Astra is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, DeepSeek V4 Pro or GPT-6 Astra?+
Neither has a larger sourced maximum output. DeepSeek V4 Pro is — and GPT-6 Astra is 128K.
Do DeepSeek V4 Pro and GPT-6 Astra support reasoning and tool use?+
DeepSeek V4 Pro: reasoning. GPT-6 Astra: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, DeepSeek V4 Pro or GPT-6 Astra?+
DeepSeek V4 Pro has 6 sourced provider routes; GPT-6 Astra has 1, so DeepSeek V4 Pro has broader tracked availability.
Which offers better value, DeepSeek V4 Pro or GPT-6 Astra?+
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.