LLM Reference

Grok 4 vs Qwen3.6-Plus

Grok 4 (2025) and Qwen3.6-Plus (2026) compare a standalone API model against a coding-specialized model. Grok 4 ships a 256k-token context window, while Qwen3.6-Plus ships a 1m-token context window. On MMLU PRO, Qwen3.6-Plus leads by 1.5 pts. On pricing, Grok 4 costs $1.25/1M input tokens; Qwen3.6-Plus ranges from $0.50 to $2/1M input tokens by tier. This page treats the result as workflow and deployment fit, not a universal model winner.

Treat this as a product-type comparison: Grok 4 is standalone API model, while Qwen3.6-Plus is coding-specialized model. Choose based on workflow fit before reading any benchmark or price row as decisive.

Decision scorecard

Local evidence first
SignalGrok 4Qwen3.6-Plus
Product typeStandalone API modelCoding-specialized model
Best forreasoning-heavy apps, multimodal apps, and tool-calling agentscustom coding agents, code generation, and tool loops
Decision fitCoding, RAG, and AgentsCoding, RAG, and Agents
Context window256k1m
Cheapest output$2.50/1M tokens$1.95/1M tokens
Provider routes4 tracked3 tracked
Shared benchmarks3 rowsMMLU PRO leader

Decision tradeoffs

Choose Grok 4 when...
  • Grok 4 holds a shared-benchmark lead on τ-bench, ahead by 2.1 points.
  • Grok 4 has broader tracked provider coverage for fallback and procurement flexibility.
  • Grok 4 uniquely exposes Reasoning and Code execution in local model data.
  • Local decision data tags Grok 4 for Coding, RAG, and Agents.
Choose Qwen3.6-Plus when...
  • Qwen3.6-Plus holds a shared-benchmark lead on MMLU PRO, ahead by 1.5 points.
  • Qwen3.6-Plus has the larger context window for long prompts, retrieval packs, or transcript analysis.
  • Qwen3.6-Plus has the lower cheapest tracked output price at $1.95/1M tokens.
  • Local decision data tags Qwen3.6-Plus for Coding, RAG, and Agents.

Monthly cost at traffic

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

Lower estimate Qwen3.6-Plus

Grok 4

$1,625

Cheapest tracked route/tier: xAI Console

Qwen3.6-Plus

$748

Cheapest tracked route/tier: Alibaba Cloud PAI-EAS

Estimated monthly gap: $878. Batch, cache, alternate speed tiers, and negotiated pricing are excluded from this local estimate.

Switch friction

Grok 4 -> Qwen3.6-Plus
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Qwen3.6-Plus is $0.55/1M tokens lower on cheapest tracked output pricing before cache, batch, or negotiated discounts.
  • Check replacement coverage for Reasoning and Code execution before moving production traffic.
Qwen3.6-Plus -> Grok 4
  • Provider overlap exists on OpenRouter; start route-level A/B tests there.
  • Grok 4 is $0.55/1M tokens higher on cheapest tracked output pricing, so quality gains need to justify the spend.
  • Grok 4 adds Reasoning and Code execution in local capability data.

Specs

Specification
Released2025-07-092026-04-01
Context window256k1m
Parameters
Architecturedecoder onlydense
LicenseProprietaryApache 2.0(OSI)
OpennessProprietaryOpen source
Commercial useCommercial use with conditionsCommercial use allowed
Knowledge cutoff--

Pricing and availability

Pricing attributeGrok 4Qwen3.6-Plus
Input price$1.25/1M tokens
0-256,000t
$0.50/1M tokens
256,000t+
$2/1M tokens
Output price$2.50/1M tokens
0-256,000t
$3/1M tokens
256,000t+
$6/1M tokens
Providers

Capabilities

CapabilityGrok 4Qwen3.6-Plus
VisionYesYes
MultimodalYesYes
ReasoningYesNo
Function callingYesYes
Tool useYesYes
Structured outputsYesYes
Code executionYesNo
IDE integrationNoNo
Computer useNoNo
Parallel agentsNoNo

Benchmarks

BenchmarkGrok 4Qwen3.6-Plus
MMLU PRO87.088.5
SWE-bench Verified76.778.8
τ-bench78.976.8

Deep dive

On shared benchmark coverage, MMLU PRO has Grok 4 at 87 and Qwen3.6-Plus at 88.5, with Qwen3.6-Plus ahead by 1.5 points; SWE-bench Verified has Grok 4 at 76.7 and Qwen3.6-Plus at 78.8, with Qwen3.6-Plus ahead by 2.1 points; τ-bench has Grok 4 at 78.9 and Qwen3.6-Plus at 76.8, with Grok 4 ahead by 2.1 points. The largest visible gap is 2.1 points on τ-bench, which matters most when that benchmark mirrors your workload. Treat isolated benchmark wins as directional, because provider routing, prompt style, and tool access can move real application results.

The capability footprint differs most on reasoning mode: Grok 4 and code execution: Grok 4. Both models share vision, multimodal input, function calling, and tool use, 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, Grok 4 lists $1.25/1M input and $2.50/1M output tokens on the cheapest tracked provider, while Qwen3.6-Plus lists tiered pricing: 0-256,000t is $0.50/1M input and $3/1M output; 256,000t+ is $2/1M input and $6/1M output. A 70/30 input-output blend puts Qwen3.6-Plus lower by about $0.81 per million blended tokens. For tiered rows, this cheapest-track view can understate interactive or fast-lane spend, so compare the tier you will actually use. Availability is 4 providers versus 3, so concentration risk also matters.

Choose Grok 4 when coding workflow support and broader provider choice are central to the workload. Choose Qwen3.6-Plus when coding workflow support, larger context windows, and lower cheapest-tier input-token cost are more important. For production, rerun your own prompts through the exact provider, region, and tool stack you plan to ship.

FAQ

Which has a larger context window, Grok 4 or Qwen3.6-Plus?

Qwen3.6-Plus supports 1m tokens, while Grok 4 supports 256k tokens. That gap matters most for long documents, large codebases, retrieval-heavy agents, and conversations where earlier context must remain visible. Use this as a quick comparison signal, then confirm the provider-specific limits before committing to production.

Which is cheaper, Grok 4 or Qwen3.6-Plus?

Grok 4 lists $1.25/1M input and $2.50/1M output tokens on the cheapest tracked provider. Qwen3.6-Plus lists tiered pricing: 0-256,000t is $0.50/1M input and $3/1M output; 256,000t+ is $2/1M input and $6/1M output. Compare the tier you will actually use; cheap async pricing can overstate savings for interactive workflows. Provider discounts or batch pricing can still change the final bill.

Is Grok 4 or Qwen3.6-Plus open source?

Grok 4 is listed under Proprietary. Qwen3.6-Plus 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 vision, Grok 4 or Qwen3.6-Plus?

Both Grok 4 and Qwen3.6-Plus expose vision. 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.

Which is better for multimodal input, Grok 4 or Qwen3.6-Plus?

Both Grok 4 and Qwen3.6-Plus expose multimodal input. 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 Grok 4 and Qwen3.6-Plus?

Grok 4 is available on Microsoft Foundry, OpenRouter, Replicate API, and xAI Console. Qwen3.6-Plus is available on OpenRouter, Alibaba Cloud PAI-EAS, and Vercel AI Gateway. Provider coverage can affect latency, region availability, compliance posture, and fallback options.

Continue comparing

Last reviewed: 2026-06-01. Data sourced from public model cards and provider documentation.