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Gemini 2.5 Flash vs Gemma 4 26B A4B IT

Close to a tie overall. Gemma 4 26B A4B IT costs 84% less for the same work.

Gemini 2.5 Flash

by Google · #36 of 67 overall

Coming soon · price at launch
Context
1M
Input / 1M
$0.30
Output / 1M
$2.50

Gemma 4 26B A4B IT

by Google · #38 of 67 overall

Coming soon · price at launch
Context
256K
Input / 1M
$0.070
Output / 1M
$0.34

Better overall

About even

Grade 62.9 vs 62.1

Cheaper

Gemma 4 26B A4B IT

84% less, $0.14 vs $0.85 blended

Larger context

Gemini 2.5 Flash

1M vs 256K tokens

Head to head

Public benchmarks. Longer is better; each value links to its source.

LMArena TextElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
Gemini 2.5 FlashGemini 2.5 Flash: 1,409
Gemma 4 26B A4B ITGemma 4 26B A4B IT: 1,438
LMArena WebDevElo-style rating · LMArena (CC BY 4.0) · Oct 13, 2026
Gemini 2.5 FlashGemini 2.5 Flash: —
Gemma 4 26B A4B ITGemma 4 26B A4B IT: 1,359
LMArena CodingElo-style rating · LMArena (CC BY 4.0) · Oct 15, 2026
Gemini 2.5 FlashGemini 2.5 Flash: 1,424
Gemma 4 26B A4B ITGemma 4 26B A4B IT: 1,483
SWE-bench Verified% of issues resolved · SWE-bench · reference
Gemini 2.5 FlashGemini 2.5 Flash: 48.9%v
Gemma 4 26B A4B ITGemma 4 26B A4B IT: —
LiveCodeBenchpass@1, % · LiveCodeBench · Mar 11, 2026 · reference
Gemini 2.5 FlashGemini 2.5 Flash: —
Gemma 4 26B A4B ITGemma 4 26B A4B IT: 77.1%v

Gemini 2.5 FlashGemma 4 26B A4B ITv = reported by the model’s maker. — = no public score yet. Arena bars span the range across every model we grade.

What it costs you

Drag to match your monthly usage.

Gemini 2.5 Flash$160 /month
Gemma 4 26B A4B IT$27.60 /month

Gemma 4 26B A4B IT saves you $132 a month at this usage, $1,589 a year.

At a glance

AttributeGemini 2.5 FlashGemma 4 26B A4B IT
Made byGoogleGoogle
AvailabilityComing soonComing soon
Overall gradeStrong · 62.9Strong · 62.1
Overall rank#36 of 67#38 of 67
Input price$0.30 per 1M$0.070 per 1M
Output price$2.50 per 1M$0.34 per 1M
Context window1,000,000 tokens262,144 tokens
Reasoning levelsYesNo
Reads imagesYesYes
Model IDgemini-2.5-flashgemma-4-26b-a4b-it

Try both with one key

Same endpoint, same key, both hosted in the USA. Change one word to switch models, in Claude Code, Cursor, Cline or your own code.

Get your API key
# Ask either model the same thing
curl https://fullsendai.com/v1/chat/completions \
  -H "Authorization: Bearer $FULLSEND_API_KEY" \
  -d '{"model": "gemini-2.5-flash", "messages": [...]}'

# …then swap one word
  -d '{"model": "gemma-4-26b-a4b-it", "messages": [...]}'

Questions

Is Gemini 2.5 Flash or Gemma 4 26B A4B IT better?

They grade within two points of each other (62.9 and 62.1), so pick on price and the benchmarks that match your work.

Which is cheaper, Gemini 2.5 Flash or Gemma 4 26B A4B IT?

Gemma 4 26B A4B IT: $0.070 in and $0.34 out per million tokens, against $0.30 and $2.50 through FullsendAI.

Which has the larger context window?

Gemini 2.5 Flash, with 1,000,000 tokens.

Can I use both with one API key?

Yes, once they launch: both are coming soon, at the prices shown, and both will use the same FullsendAI key.

Model rankingsAll benchmarksCompare other models

Scores: LMArena (CC BY 4.0), SWE-bench, LiveCodeBench, and model makers’ published results where marked v. Prices are FullsendAI’s, per million tokens. Data as of Oct 28, 2026.