vs
0:5
overall capability wins (0 ties across 5 scored). Qwen3.8 Flash Next leads overall.
- Reasoning0:3
- Pricing1:2
- Speed1:1
- Specs0:2
Verdict
Qwen3.8 Flash Next edges reasoning & knowledge; Qwen3.8 Flash Next offers ~2.0x larger context (262K vs 131K); Qwen3.8 Flash Next allows ~16.0x more max output (131K vs 8K).
- Qwen3.8 Flash Next edges reasoning & knowledge
- Qwen3.8 Flash Next offers ~2.0x larger context (262K vs 131K)
- Qwen3.8 Flash Next allows ~16.0x more max output (131K vs 8K)
- Qwen3.8 Flash Next is ~1.6x cheaper on a blended token basis than Qwen2.5 72B
Cost for 1M in + 250K out
Illustrative chat workload at primary-provider list prices.
- Qwen2.5 72B
- $0.45
- Qwen3.8 Flash Next
- $0.27
Qwen3.8 Flash Next is about 1.7x cheaper on this workload.
Price per 1M tokens
Full comparison
Organization
Alibaba
Alibaba
Family
Qwen
Qwen
License
Apache 2.0
Qwen Community License 1.0
Open weights
Yes
Yes
Release
Sep 19, 2024
Aug 26, 2026
Knowledge cutoff
-
-
API / provider
Together / Fireworks (ref.)
Alibaba (QwenCloud)
Modalities
text → text
text, image, video → text
Specs
Context window
131K
262K
Max output
8K
131K
Parameters
72B
—
Pricing
Input $/1M
$0.35
$0.15
Output $/1M
$0.40
$0.47
Blended $/1M (3∶1)
$0.36
$0.23
Speed
tok/s
70
77.3
TTFT (s)
0.35
2.79
Reasoning
MMLU-Pro
71.1
—
GPQA Diamond
49.1
92.3
Humanity's Last Exam
3.6
38.0
AIME 2025
—
—
MATH-500
—
—
Humanity's Last Exam (with tools)
—
—
AA-Omniscience Accuracy
17.5
24.5
AA-LCR v1.1
—
79.7
CritPt
—
11.1
MMMU-Pro
—
79.8
IFBench
36.9
—
Chartography
—
—
Chartography (With Tools)
—
—
Coding
SWE-bench Verified
—
—
SWE-bench Pro
—
—
SWE-bench Multilingual
—
—
LiveCodeBench
55.5
—
Terminal-Bench 2.1
—
86.1
Aider Polyglot
—
—
Terminal-Bench 3
—
—
BigCodeBench
45.8
—
SciCode
—
50.6
CursorBench
—
—
SWE-Rebench
10.1
—
NL2Repo-Bench
—
—
DeepSWE
—
—
WebDev Arena
—
1,635
Terminal-Bench 4.0
—
—
CursorBench 4.0
—
—
FrontierCode v1.1 (Main)
—
—
Arena
LMArena Elo
1,303
—
| Metric | Qwen2.5 72B | Qwen3.8 Flash Next | Delta |
|---|---|---|---|
| Identity | |||
| Organization | Alibaba | Alibaba | — |
| Family | Qwen | Qwen | — |
| License | Apache 2.0 | Qwen Community License 1.0 | — |
| Open weights | Yes | Yes | — |
| Release | Sep 19, 2024 | Aug 26, 2026 | — |
| Knowledge cutoff | - | - | — |
| API / provider | Together / Fireworks (ref.) | Alibaba (QwenCloud) | — |
| Modalities | text → text | text, image, video → text | — |
| Specs | |||
| Context window | 131K | 262K | B +131K |
| Max output | 8K | 131K | B +123K |
| Parameters | 72B | — | — |
| Pricing | |||
| Input $/1M | $0.35 | $0.15 | B +$0.20 |
| Output $/1M | $0.40 | $0.47 | A +$0.07 |
| Blended $/1M (3∶1) | $0.36 | $0.23 | B +$0.13 |
| Speed | |||
| tok/s | 70 | 77.3 | B +7.30 |
| TTFT (s) | 0.35 | 2.79 | A +2.44 |
| Reasoning | |||
| MMLU-Pro | 71.1 | — | — |
| GPQA Diamond | 49.1 | 92.3 | B +43.2 pts |
| Humanity's Last Exam | 3.6 | 38.0 | B +34.4 pts |
| AIME 2025 | — | — | — |
| MATH-500 | — | — | — |
| Humanity's Last Exam (with tools) | — | — | — |
| AA-Omniscience Accuracy | 17.5 | 24.5 | B +7.0 pts |
| AA-LCR v1.1 | — | 79.7 | — |
| CritPt | — | 11.1 | — |
| MMMU-Pro | — | 79.8 | — |
| IFBench | 36.9 | — | — |
| Chartography | — | — | — |
| Chartography (With Tools) | — | — | — |
| Coding | |||
| SWE-bench Verified | — | — | — |
| SWE-bench Pro | — | — | — |
| SWE-bench Multilingual | — | — | — |
| LiveCodeBench | 55.5 | — | — |
| Terminal-Bench 2.1 | — | 86.1 | — |
| Aider Polyglot | — | — | — |
| Terminal-Bench 3 | — | — | — |
| BigCodeBench | 45.8 | — | — |
| SciCode | — | 50.6 | — |
| CursorBench | — | — | — |
| SWE-Rebench | 10.1 | — | — |
| NL2Repo-Bench | — | — | — |
| DeepSWE | — | — | — |
| WebDev Arena | — | 1,635 | — |
| Terminal-Bench 4.0 | — | — | — |
| CursorBench 4.0 | — | — | — |
| FrontierCode v1.1 (Main) | — | — | — |
| Arena | |||
| LMArena Elo | 1,303 | — | — |
Qwen2.5 72B
- Context
- 131K / 8K out
- Parameters
- 72B
- Price
- $0.35 / $0.40
- Speed
- 70 tok/s · 0.35s TTFT
- Modalities
- text → text
- License
- Apache 2.0
Widely deployed prior-gen open 72B - still a common self-host baseline.
Qwen3.8 Flash Next
- Context
- 262K / 131K out
- Parameters
- —
- Price
- $0.15 / $0.47
- Speed
- 77.3 tok/s · 2.79s TTFT
- Modalities
- text, image, video → text
- License
- Qwen Community License 1.0
Open-weight sparse-MoE Flash tier (6B active) previewing the Qwen4 architecture, released Aug 26, 2026 — 262K native context extensible to ~1M with YaRN, tuned for cost efficiency at $0.15/$0.47 per 1M (cache-hit $0.016). Reported total parameter count varies by source (~125-180B). Benchmark figures are Alibaba's self-reported launch numbers (SWE-bench Pro 62.5, HLE 35.9); Artificial Analysis places it at 56 on its Intelligence Index.
Benchmark charts
Winner bars are emphasized. Per-benchmark deltas sit above each chart.