LLM Reference

DeepSeek V3 vs Qwen3-Next-80B-A3B

DeepSeek V3 (2024) and Qwen3-Next-80B-A3B (2025) are compact production models from DeepSeek and Alibaba. DeepSeek V3 ships a 64k-token context window, while Qwen3-Next-80B-A3B ships a not-yet-sourced context window. On pricing, Qwen3-Next-80B-A3B costs $0.10/1M input tokens versus $0.10/1M 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.

Qwen3-Next-80B-A3B is safer overall; choose DeepSeek V3 when provider fit matters.

Decision scorecard

Local evidence first
SignalDeepSeek V3Qwen3-Next-80B-A3B
Best fortool-calling agents and provider-routed productionprovider-routed production
Decision fitCoding, Agents, and ClassificationClassification and JSON / Tool use
Context window64k
Cheapest output$0.30/1M tokens$0.78/1M tokens
Provider routes13 tracked4 tracked
Shared benchmarks0 rows0 rows

Decision tradeoffs

Choose DeepSeek V3 when...
  • DeepSeek V3 has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • DeepSeek V3 has the lower cheapest tracked output price at $0.30/1M tokens.
  • DeepSeek V3 has broader tracked provider coverage for fallback and procurement flexibility.
  • DeepSeek V3 uniquely exposes Function calling and Tool use in local model data.
  • Local decision data tags DeepSeek V3 for Coding, Agents, and Classification.
Choose Qwen3-Next-80B-A3B when...
  • Local decision data tags Qwen3-Next-80B-A3B for Classification and JSON / Tool use.

Monthly cost at traffic

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

Lower estimate DeepSeek V3

DeepSeek V3

$155

Cheapest tracked route/tier: Bitdeer AI

Qwen3-Next-80B-A3B

$273

Cheapest tracked route/tier: OpenRouter

Estimated monthly gap: $118. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

DeepSeek V3 -> Qwen3-Next-80B-A3B
  • Provider overlap exists on AWS Bedrock and OpenRouter; start route-level A/B tests there.
  • Qwen3-Next-80B-A3B is $0.48/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Check replacement coverage for Function calling and Tool use before moving production traffic.
Qwen3-Next-80B-A3B -> DeepSeek V3
  • Provider overlap exists on OpenRouter and AWS Bedrock; start route-level A/B tests there.
  • DeepSeek V3 is $0.48/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • DeepSeek V3 adds Function calling and Tool use in local capability data.

Specs

Specification
Released2024-12-262025-12-01
Context window64k
Parameters671B80B (3B active)
Architecturemixture of experts-
LicenseMIT(OSI)Apache 2.0(OSI)
OpennessOpen sourceOpen source
Commercial useCommercial use allowedCommercial use allowed
Knowledge cutoff2024-04-

Pricing and availability

Pricing attributeDeepSeek V3Qwen3-Next-80B-A3B
Input price$0.10/1M tokens$0.10/1M tokens
Output price$0.30/1M tokens$0.78/1M tokens
Providers

Capabilities

CapabilityDeepSeek V3Qwen3-Next-80B-A3B
VisionNoNo
MultimodalNoNo
ReasoningNoNo
Function callingYesNo
Tool useYesNo
Structured outputsYesYes
Code executionNoNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

No shared benchmark rows are currently sourced for this pair.

Deep dive

The capability footprint differs most on function calling: DeepSeek V3 and tool use: DeepSeek V3. Both models share structured outputs, 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 V3 lists $0.10/1M input and $0.30/1M output tokens on the cheapest tracked provider, while Qwen3-Next-80B-A3B lists $0.10/1M input and $0.78/1M output tokens on the cheapest tracked provider. A 70/30 input-output blend puts DeepSeek V3 lower by about $0.14 per million blended tokens. Availability is 13 providers versus 4, so concentration risk also matters.

Choose DeepSeek V3 when provider fit and broader provider choice are central to the workload. Choose Qwen3-Next-80B-A3B when provider fit and lower input-token cost are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship. This keeps the decision grounded in measurable tradeoffs instead of brand-level assumptions. It also helps separate model capability from provider packaging, which can change cost and latency.

FAQ

Which is cheaper, DeepSeek V3 or Qwen3-Next-80B-A3B?

DeepSeek V3 is cheaper on tracked token pricing. DeepSeek V3 costs $0.10/1M input and $0.30/1M output tokens. Qwen3-Next-80B-A3B costs $0.10/1M input and $0.78/1M output tokens. Provider discounts or batch pricing can still change the final bill.

Is DeepSeek V3 or Qwen3-Next-80B-A3B open source?

DeepSeek V3 is listed under MIT. Qwen3-Next-80B-A3B is listed under Apache 2.0. 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 function calling, DeepSeek V3 or Qwen3-Next-80B-A3B?

DeepSeek V3 has the clearer documented function calling signal in this comparison. If function calling is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for tool use, DeepSeek V3 or Qwen3-Next-80B-A3B?

DeepSeek V3 has the clearer documented tool use signal in this comparison. If tool use is mission-critical, validate it against the provider endpoint because model-level support and API-level exposure can differ.

Which is better for structured outputs, DeepSeek V3 or Qwen3-Next-80B-A3B?

Both DeepSeek V3 and Qwen3-Next-80B-A3B expose structured outputs. The better choice depends on benchmark fit, context budget, pricing, and whether your provider route exposes the same capability surface. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Where can I run DeepSeek V3 and Qwen3-Next-80B-A3B?

DeepSeek V3 is available on DeepInfra, Fireworks AI, DeepSeek Platform, Microsoft Foundry, and OpenRouter. Qwen3-Next-80B-A3B is available on AWS Bedrock, OpenRouter, Venice AI, and Novita AI. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-05-22. Data sourced from public model cards and provider documentation.