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VerdictPal · editorial desk · updated 5 Sep 2026VerdictPal
Compare · Two models, head-to-head

Pick two models. See the diff.

Composite scores, benchmark ranks, capability grids, and pricing per million tokens. All sourced from the same data that powers the model atlas.
ToolsModels

Gemini 3.8 Flash vs Claude Sonnet 5

Gemini 3.8 Flash3stats won
Tied1stats
Claude Sonnet 53stats won
Spec showdown

Capacity, price, freshness.

Gemini 3.8 FlashvsClaude Sonnet 5

Claude Sonnet 5 leads on composite score (62 vs 47), with deeper benchmark coverage across more families. Claude Sonnet 5 has the higher Vals/AA intelligence score (55 vs 47). Gemini 3.8 Flash is more affordable at $0.75/1M input — about 3× cheaper than $2.0/1M.

  1. Composite score
    Gemini 3.8 Flash47Claude Sonnet 562Winner on this row
  2. Intelligence (Vals/AA)
    Gemini 3.8 Flash47Claude Sonnet 555Winner on this row
  3. Context window
    Gemini 3.8 Flash1MClaude Sonnet 51M
  4. Max output
    Gemini 3.8 Flash64KWinner on this rowClaude Sonnet 5—
  5. Input price / 1M (lower wins)
    Gemini 3.8 Flash$0.75Winner on this rowClaude Sonnet 5$2.0
  6. Output speed (AA default API)
    Gemini 3.8 Flash—Claude Sonnet 580 t/sWinner on this row
  7. Time to first token (AA default API)
    Gemini 3.8 Flash—Winner on this rowClaude Sonnet 5142.07s
Composite score
47
vs
62Winner on this row
Intelligence (Vals/AA)
47
vs
55Winner on this row
Context window
1M
vs
1M
Max output
64KWinner on this row
vs
—
Input price / 1M (lower wins)
$0.75Winner on this row
vs
$2.0
Output speed (AA default API)
—
vs
80 t/sWinner on this row
Time to first token (AA default API)
—Winner on this row
vs
142.07s
Capability grid

What each model can do.

Modalities

Gemini 3.8 FlashClaude Sonnet 5
Text●●
Image●—
Audio●—
Video●—
Code●●
Tool use●●
Reasoning●●

Access

Gemini 3.8 FlashClaude Sonnet 5
API●●
Consumer app●●
Open weights——
Managed cloud●●
On-device——
Family profile

Top score per benchmark family.

Reasoning
47
vs
91Winner on this row
Benchmark ranks

Every shared benchmark, side by side.

Reasoning

Artificial Analysis Intelligence Index#42/187 · #17/187
47%
vs
55.3%Winner on this row
Dossier facts

Dates, sources, fineprint.

Gemini 3.8 FlashClaude Sonnet 5
ProviderGoogleAnthropic
FamilyGemini 3.8Claude Sonnet
Release date2026-09-022026-06-30
Knowledge cutoff2026-03-01open
Context window1M1M
Max output64K—
Input price /1M$0.75$2.0
Output price /1M$3.8$10
Statusflagshipsolid
Composite score4762
Intelligence score4755
Intel sourceaaaa
Benchmark rows110
Source count12
Freshnessfreshfresh
Pricing checked2026-09-052026-07-09
Ecosystem

Which tools wrap each model.

Verdict

Which model to actually pick.

Claude Sonnet 5 leads on composite score (62 vs 47), with deeper benchmark coverage across more families. Claude Sonnet 5 has the higher Vals/AA intelligence score (55 vs 47). Gemini 3.8 Flash is more affordable at $0.75/1M input — about 3× cheaper than $2.0/1M.

Open Gemini 3.8 Flash's dossierOpen Claude Sonnet 5's dossier