Qwen3.8 Max vs Grok 4.20 Multi Agent
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | Qwen3.8-Max | Grok 4.20 Multi-Agent |
|---|---|---|
| CostLower is better · Published-token output estimate | #19 of 36$0.107 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
| Benchmark | Qwen3.8-Max | Grok 4.20 Multi-Agent |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,479.56100% of row best · rating · qwen3.8-max; 95% CI [1473.34740586, 1485.77213629]; votes 13136; rank 12 | 1,450.2298% of row best · rating · grok-4.20-multi-agent-beta-0309; 95% CI [1446.44654530, 1453.99996127]; votes 60845; rank 43 |
| LMArena Vision Arenavision-2026-08-27-011508720696 · arena_rating · leader | 1,312.86100% of row best · rating · qwen3.8-max; 95% CI [1304.57707433, 1321.13715544]; votes 7244; rank 6 | 1,259.9796% of row best · rating · grok-4.20-multi-agent-beta-0309; 95% CI [1253.56879963, 1266.36768970]; votes 22988; rank 42 |
| Overall ResultCounted from the protocol-matched rows above | 2 benchmark winsOverall lead | 0 benchmark wins |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Qwen3.8-Max | Grok 4.20 Multi-Agent |
|---|---|---|
| Developer | Qwen | xAI |
| Family | Qwen3 8 Max | Grok 4 20 |
| Model | Qwen3.8-Max | Grok 4.20 Multi-Agent |
| Version | Qwen3.8-Max | Grok 4.20 Multi-Agent |
| Lifecycle | active | preview |
| Released | Unknown | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,000K | 1,000K |
| Total parameters | 2.4T | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Alibaba Cloud Model Studio (Standard), Deepinfra (Standard), Fireworks Ai (Standard), Openrouter (Standard) | Xai (Standard) |
| Capabilities | agents, chat, reasoning, structured_outputs, tools, vision | generation, reasoning, research, tools |
13 comparable fields · 8 material differences · Pair passes the primary-source comparison gate
Qwen3.8 Max Capabilities
Grok 4.20 Multi Agent Capabilities
Internal Comparison Graph
Related Comparisons
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|---|---|---|---|
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Qwen3.8-MaxQwen | vs | Grok 4.6xAI | cross-developer peersimage, text |
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Qwen3.8-MaxQwen | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Qwen3.8-MaxQwen | vs |  Hy4 previewTencent | cross-developer peerstext |
Seed 2.1 ProByteDance Seed | vs | Qwen3.8-MaxQwen | cross-developer peersimage, text, video |
 Mistral Large 3Mistral AI | vs | Qwen3.8-MaxQwen | cross-developer peersimage, text |
| vs | Qwen3.8-MaxQwen | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Qwen3.8 Max vs Grok 4.20 Multi Agent FAQs
Is Qwen3.8 Max or Grok 4.20 Multi Agent better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.8 Max and Grok 4.20 Multi Agent, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Qwen3.8 Max or Grok 4.20 Multi Agent?+
Qwen3.8 Max is $1.65 and Grok 4.20 Multi Agent is $1.25 per million tokens, so Grok 4.20 Multi Agent is cheaper on this metric. Qwen3.8 Max is $4.951 and Grok 4.20 Multi Agent is $2.50 per million tokens, so Grok 4.20 Multi Agent is cheaper on this metric.
Which has a larger context window, Qwen3.8 Max or Grok 4.20 Multi Agent?+
Neither model has a larger sourced context window in this comparison. Qwen3.8 Max is 1,000K and Grok 4.20 Multi Agent is 1,000K.
Which performs better in benchmarks, Qwen3.8 Max or Grok 4.20 Multi Agent?+
There is no overall benchmark winner: An overall winner requires at least two decisive benchmarks from at least two original publishers.
Can Qwen3.8 Max or Grok 4.20 Multi Agent be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Qwen3.8 Max is not marked open weight; Grok 4.20 Multi Agent is not marked open weight.
Can Qwen3.8 Max and Grok 4.20 Multi Agent understand images?+
Qwen3.8 Max is documented with image input; Grok 4.20 Multi Agent is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Qwen3.8 Max or Grok 4.20 Multi Agent?+
Neither has a larger sourced maximum output. Qwen3.8 Max is 131K and Grok 4.20 Multi Agent is —.
Do Qwen3.8 Max and Grok 4.20 Multi Agent support reasoning and tool use?+
Qwen3.8 Max: reasoning, tool calling, and image input. Grok 4.20 Multi Agent: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Qwen3.8 Max or Grok 4.20 Multi Agent?+
Qwen3.8 Max has 4 sourced provider routes; Grok 4.20 Multi Agent has 1, so Qwen3.8 Max has broader tracked availability.
Which offers better value, Qwen3.8 Max or Grok 4.20 Multi Agent?+
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.