Seed 2.1 Turbo vs DeepSeek V4 Pro Base
At a Glance
| Compare | Seed 2.1 TurboByteDance Seed |  DeepSeek V4 Pro BaseDeepSeek |
|---|---|---|
| Pricing and Limits | ||
| Context windowMaximum documented tokens | Not reported | 1,049K |
| Model facts checked | Sep 3, 2026View model evidence → | Aug 28, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
Side-by-Side Facts
| Field | Seed 2.1 Turbo | DeepSeek-V4-Pro-Base |
|---|---|---|
| Developer | ByteDance Seed | DeepSeek |
| Family | Seed 2 1 | Deepseek V4 Pro Base |
| Model | Seed 2.1 Turbo | DeepSeek-V4-Pro-Base |
| Version | Seed 2.1 Turbo | DeepSeek-V4-Pro-Base |
| Lifecycle | active | active |
| Released | 2026-06-23 | 2026-04-24 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video | Text |
| Output modalities | Text | Text |
| Context window | Unknown | 1,049K |
| Total parameters | Unknown | 1.6T |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | Yes |
| API available | Yes | Unknown |
| Self-hostable | No | Yes |
| Provider access | Unknown | Unknown |
| Capabilities | agents, chat, generation, reasoning, structured_outputs, tools | generation |
Seed 2.1 Turbo Capabilities
DeepSeek V4 Pro Base Capabilities
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Primary Evidence
Sources and Freshness
Questions
Seed 2.1 Turbo vs DeepSeek V4 Pro Base FAQs
Is Seed 2.1 Turbo or DeepSeek V4 Pro Base better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Seed 2.1 Turbo and DeepSeek V4 Pro Base, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
Neither model has a directly sourced input price in this comparison. Neither model has a directly sourced output price in this comparison.
Which has a larger context window, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
Neither model has a larger sourced context window in this comparison. Seed 2.1 Turbo is — and DeepSeek V4 Pro Base is 1,049K.
Which performs better in benchmarks, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Seed 2.1 Turbo or DeepSeek V4 Pro Base be self-hosted?+
DeepSeek V4 Pro Base is the only model in this pair currently marked as self-hostable. Seed 2.1 Turbo is not marked open weight; DeepSeek V4 Pro Base is open weight.
Can Seed 2.1 Turbo and DeepSeek V4 Pro Base understand images?+
Seed 2.1 Turbo is documented with image input; DeepSeek V4 Pro Base is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
Neither has a larger sourced maximum output. Seed 2.1 Turbo is — and DeepSeek V4 Pro Base is —.
Do Seed 2.1 Turbo and DeepSeek V4 Pro Base support reasoning and tool use?+
Seed 2.1 Turbo: reasoning, tool calling, and image input. DeepSeek V4 Pro Base: none of these features are definitively sourced. Feature support does not establish relative quality.
Which is available from more inference providers, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
Seed 2.1 Turbo has 0 sourced provider routes; DeepSeek V4 Pro Base has 0, a tie.
Which offers better value, Seed 2.1 Turbo or DeepSeek V4 Pro Base?+
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.