Qwen3 Coder Next vs Seed 2.1 Pro
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | Qwen3-Coder-Next | Seed 2.1 Pro |
|---|---|---|
| Developer | Qwen | ByteDance Seed |
| Family | Qwen3 Coder Next | Seed 2 1 |
| Model | Qwen3-Coder-Next | Seed 2.1 Pro |
| Version | Qwen3-Coder-Next | Seed 2.1 Pro |
| Lifecycle | active | active |
| Released | 2026-02-02 | 2026-06-23 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text | Text, Image, Video |
| Output modalities | Text | Text |
| Context window | 262K | Unknown |
| Total parameters | 79.7B | Unknown |
| Active parameters | 3B | Unknown |
| License | apache-2.0 | Unknown |
| Open weights | Yes | No |
| API available | Yes | Yes |
| Self-hostable | Yes | No |
| Provider access | Hugging Face (Standard), Openrouter (Standard) | Unknown |
| Capabilities | chat, generation, tools | agents, chat, computer-use, generation, reasoning, structured_outputs, tools |
12 comparable fields · 9 material differences · Pair passes the primary-source comparison gate
Qwen3 Coder Next Capabilities
Seed 2.1 Pro Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
Qwen3-Coder-NextQwen | vs |  GPT-6 AstraOpenAI | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs | Claude Fable 5.1Anthropic | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs |  DeepSeek-V4-ProDeepSeek | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs | Grok 4.6xAI | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs | Qwen3.8-MaxQwen | family variantstext |
Qwen3-Coder-NextQwen | vs |  Kimi-K3Moonshot AI | cross-developer peerstext |
 MiniMax-M3MiniMax | vs | Qwen3-Coder-NextQwen | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs |  Hy4 previewTencent | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs |  Mistral Large 3Mistral AI | cross-developer peerstext |
Qwen3-Coder-NextQwen | vs | cross-developer peerstext |
Primary Evidence
Sources and Freshness
Questions
Qwen3 Coder Next vs Seed 2.1 Pro FAQs
Is Qwen3 Coder Next or Seed 2.1 Pro better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3 Coder Next and Seed 2.1 Pro, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Qwen3 Coder Next or Seed 2.1 Pro?+
Only Qwen3 Coder Next has a directly sourced input price: $0.12 per million tokens. Only Qwen3 Coder Next has a directly sourced output price: $0.80 per million tokens.
Which has a larger context window, Qwen3 Coder Next or Seed 2.1 Pro?+
Neither model has a larger sourced context window in this comparison. Qwen3 Coder Next is 262K and Seed 2.1 Pro is —.
Which performs better in benchmarks, Qwen3 Coder Next or Seed 2.1 Pro?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Qwen3 Coder Next or Seed 2.1 Pro be self-hosted?+
Qwen3 Coder Next is the only model in this pair currently marked as self-hostable. Qwen3 Coder Next is open weight; Seed 2.1 Pro is not marked open weight.
Can Qwen3 Coder Next and Seed 2.1 Pro understand images?+
Qwen3 Coder Next is not documented with image input; Seed 2.1 Pro is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Qwen3 Coder Next or Seed 2.1 Pro?+
Neither has a larger sourced maximum output. Qwen3 Coder Next is — and Seed 2.1 Pro is —.
Do Qwen3 Coder Next and Seed 2.1 Pro support reasoning and tool use?+
Qwen3 Coder Next: tool calling. Seed 2.1 Pro: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Qwen3 Coder Next or Seed 2.1 Pro?+
Qwen3 Coder Next has 2 sourced provider routes; Seed 2.1 Pro has 0, so Qwen3 Coder Next has broader tracked availability.
Which offers better value, Qwen3 Coder Next or Seed 2.1 Pro?+
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.