MODEL PROOF
Qwen3.8 27B
BETTER VALUE OPTION
A stored alternative has an equal-or-higher measured score and an equal-or-lower price.
Serving precision differs between offers.
GLM 5.3 Flash · Δ score 32.6 points · 78% lower measured price · $0.237 / 1M tokens
MiMo-V2.5-Pro is a further stored option with these losses: no image, video input
- Independent LMArena score
- 1,439.3 ± 6.43 · 10,697 votes
- Context window
- 1M
- Maximum output
- 131.07K
- Input modalities
- text, image, video
- Output modalities
- text
- Published input price
- $0.420 / 1M tokens
- Published output price
- $3.00 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Every price dimension · USD per million tokens
| Input | $0.420/M |
|---|---|
| Output | $3.00/M |
| Cached input | $0.085/M |
| Cache write | Unknown/M |
| Cache write 1h | Unknown/M |
| Reasoning | Unknown/M |
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
Headline cheapest is a lower precision. Like-for-like at the best declared precision is $0.150/M from DeepInfra.
16 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| Darkbloomdarkbloom/fp4 Endpoint terms
| $0.100 | $1.80 | fp4 | 98.20% |
| DekaLLMdekallm Endpoint terms
| $0.100 | $2.50 | undeclared | 99.55% |
| Rekareka/fp8 Endpoint terms
| $0.104 | $2.17 | fp8 | 99.95% |
| Waferwafer Endpoint terms
| $0.132 | $4.40 | undeclared | 99.78% |
| DeepInfradeepinfra/bf16 Endpoint terms
| $0.150 | $1.88 | bf16 | 98.08% |
| Phalaphala Endpoint terms
| $0.199 | $2.08 | undeclared | 98.92% |
| Mancer 2mancer/fp8 Endpoint terms
| $0.200 | $2.50 | fp8 | 99.83% |
| Parasailparasail/fp8 Endpoint terms
| $0.240 | $2.20 | fp8 | 99.96% |
| Chuteschutes/fp8 Endpoint terms
| $0.240 | $2.20 | fp8 | 99.38% |
| AkashMLakashml/fp8 Endpoint terms
| $0.250 | $2.20 | fp8 | 99.96% |
| Ionstreamionstream/fp8 Endpoint terms
| $0.280 | $2.55 | fp8 | 99.69% |
| CoreWeavecoreweave/fp8 Endpoint terms
| $0.400 | $3.00 | fp8 | 99.94% |
| Novitanovita Endpoint terms
| $0.420 | $3.00 | undeclared | 99.95% |
| Alibabaalibaba Endpoint terms
| $0.425 | $2.55 | undeclared | 99.78% |
| Venicevenice/fp8 Endpoint terms
| $0.450 | $3.20 | fp8 | 98.67% |
| Cloudflarecloudflare Endpoint terms
| $0.450 | $3.20 | undeclared | 85.58% |
Independent scores
| LMArena Elo | 1439.3default |
|---|
LMArena Elo under CC BY 4.0. Absence of another board is not a score of zero.
Capability
| Context window | 1M |
|---|---|
| Max output | 131K |
| Input modes | text, image, video |
| Tool use | yes |
| Reasoning | optional |
| Open weights | yes |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-09-23 |
| Quality data | verified |
| Cross-checked | vendor page |
Qwen3.8 27B is an open-weight dense vision-language model from Qwen. It is suited for coding, professional workflows, research, multimodal interaction, and long-running agent tasks, with flexible thinking that can be...
Questions this page answers
What does Qwen3.8 27B cost?
$0.420/M in, $3.00/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does Qwen3.8 27B have an independent quality score?
Qwen3.8 27B has an LMArena score in this catalogue.
What beats Qwen3.8 27B?
GLM 5.3 Flash has an equal-or-higher measured score and an equal-or-lower price.
Does this page use Artificial Analysis scores for Qwen3.8 27B?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
Is the cheapest Qwen3.8 27B endpoint the same product?
Headline cheapest is a lower precision. Like-for-like at the best declared precision is $0.150/M from DeepInfra.
MODEL MONUMENT
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The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not.
[](https://undominated.ai/models/qwen__qwen3.8-27b/)<a href="https://undominated.ai/models/qwen__qwen3.8-27b/"><img src="https://undominated.ai/badge/qwen__qwen3.8-27b.svg" alt="Qwen3.8 27B — Undominated.ai dominance verdict" height="36"></a>Direct file: https://undominated.ai/badge/qwen__qwen3.8-27b.svg — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never
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