vs
10:0
overall capability wins (1 ties across 11 scored). Gemini 3.8 Flash leads overall.
- Reasoning6:0
- Coding1:0
- Arena1:0
- Tool use1:0
- Pricing3:0
- Specs1:0
Verdict
Gemini 3.8 Flash leads coding (widest gap: +129.1 on WebDev Elo); Gemini 3.8 Flash ranks higher on LMArena (+19 Elo); Gemini 3.8 Flash offers larger context (1.0M vs 1M).
- Gemini 3.8 Flash leads coding (widest gap: +129.1 on WebDev Elo)
- Gemini 3.8 Flash ranks higher on LMArena (+19 Elo)
- Gemini 3.8 Flash offers larger context (1.0M vs 1M)
- Gemini 3.8 Flash is ~2.3x cheaper on a blended token basis than Gemini 3 Flash
Cost for 1M in + 250K out
Illustrative chat workload at primary-provider list prices.
- Gemini 3.8 Flash
- $1.69
- Gemini 3 Flash
- $3.75
Gemini 3.8 Flash is about 2.2x cheaper on this workload.
Price per 1M tokens
Full comparison
Organization
Family
Gemini
Gemini
License
Proprietary
Proprietary
Open weights
No
No
Release
Sep 2, 2026
May 19, 2026
Knowledge cutoff
2026-03
-
API / provider
Modalities
text, image, audio, video → text
text, image, audio, video → text
Specs
Context window
1.0M
1M
Max output
66K
66K
Parameters
—
—
Pricing
Input $/1M
$0.75
$1.50
Output $/1M
$3.75
$9
Blended $/1M (3∶1)
$1.50
$3.38
Speed
tok/s
-
200
TTFT (s)
-
0.2
Reasoning
MMLU-Pro
—
—
GPQA Diamond
95.3
89.8
Humanity's Last Exam
47.8
36.6
AIME 2025
—
—
MATH-500
—
—
Humanity's Last Exam (with tools)
—
—
AA-Omniscience Accuracy
54.6
53.4
AA-LCR v1.1
81.3
78.0
CritPt
18.3
8.6
MMMU-Pro
85.6
79.9
IFBench
—
78.0
Chartography
—
—
Chartography (With Tools)
—
—
Coding
SWE-bench Verified
—
—
SWE-bench Pro
—
34.6
SWE-bench Multilingual
—
72.7
LiveCodeBench
—
—
Terminal-Bench 2.1
87.6
—
Aider Polyglot
—
—
Terminal-Bench 3
—
—
BigCodeBench
—
—
SciCode
56.6
—
CursorBench
69.2
—
SWE-Rebench
—
—
NL2Repo-Bench
—
—
DeepSWE
73.7
—
WebDev Arena
1,567
1,438
Terminal-Bench 4.0
19.1
—
CursorBench 4.0
—
—
FrontierCode v1.1 (Main)
—
—
Arena
LMArena Elo
1,493
1,474
| Metric | Gemini 3.8 Flash | Gemini 3 Flash | Delta |
|---|---|---|---|
| Identity | |||
| Organization | — | ||
| Family | Gemini | Gemini | — |
| License | Proprietary | Proprietary | — |
| Open weights | No | No | — |
| Release | Sep 2, 2026 | May 19, 2026 | — |
| Knowledge cutoff | 2026-03 | - | — |
| API / provider | — | ||
| Modalities | text, image, audio, video → text | text, image, audio, video → text | — |
| Specs | |||
| Context window | 1.0M | 1M | A +49K |
| Max output | 66K | 66K | tie |
| Parameters | — | — | — |
| Pricing | |||
| Input $/1M | $0.75 | $1.50 | A +$0.75 |
| Output $/1M | $3.75 | $9 | A +$5.25 |
| Blended $/1M (3∶1) | $1.50 | $3.38 | A +$1.88 |
| Speed | |||
| tok/s | - | 200 | — |
| TTFT (s) | - | 0.2 | — |
| Reasoning | |||
| MMLU-Pro | — | — | — |
| GPQA Diamond | 95.3 | 89.8 | A +5.5 pts |
| Humanity's Last Exam | 47.8 | 36.6 | A +11.2 pts |
| AIME 2025 | — | — | — |
| MATH-500 | — | — | — |
| Humanity's Last Exam (with tools) | — | — | — |
| AA-Omniscience Accuracy | 54.6 | 53.4 | A +1.2 pts |
| AA-LCR v1.1 | 81.3 | 78.0 | A +3.3 pts |
| CritPt | 18.3 | 8.6 | A +9.7 pts |
| MMMU-Pro | 85.6 | 79.9 | A +5.7 pts |
| IFBench | — | 78.0 | — |
| Chartography | — | — | — |
| Chartography (With Tools) | — | — | — |
| Coding | |||
| SWE-bench Verified | — | — | — |
| SWE-bench Pro | — | 34.6 | — |
| SWE-bench Multilingual | — | 72.7 | — |
| LiveCodeBench | — | — | — |
| Terminal-Bench 2.1 | 87.6 | — | — |
| Aider Polyglot | — | — | — |
| Terminal-Bench 3 | — | — | — |
| BigCodeBench | — | — | — |
| SciCode | 56.6 | — | — |
| CursorBench | 69.2 | — | — |
| SWE-Rebench | — | — | — |
| NL2Repo-Bench | — | — | — |
| DeepSWE | 73.7 | — | — |
| WebDev Arena | 1,567 | 1,438 | A +129 Elo |
| Terminal-Bench 4.0 | 19.1 | — | — |
| CursorBench 4.0 | — | — | — |
| FrontierCode v1.1 (Main) | — | — | — |
| Arena | |||
| LMArena Elo | 1,493 | 1,474 | A +19 Elo |
Gemini 3.8 Flash
- Context
- 1.0M / 66K out
- Parameters
- —
- Price
- $0.75 / $3.75
- Speed
- —
- Modalities
- text, image, audio, video → text
- License
- Proprietary
Google's Sep 2, 2026 Flash update over 3.7 Flash - gains on long-horizon software engineering, agentic knowledge work, and computer use; introductory $0.75/$3.75 through Dec 31, 2026 (then $1.50/$7.50).
Gemini 3 Flash
- Context
- 1M / 66K out
- Parameters
- —
- Price
- $1.50 / $9
- Speed
- 200 tok/s · 0.2s TTFT
- Modalities
- text, image, audio, video → text
- License
- Proprietary
Google I/O 2026 Flash flagship — GA at $1.50/$9 with strong agentic price/performance.
Benchmark charts
Winner bars are emphasized. Per-benchmark deltas sit above each chart.