Gemini 3.8 Flash
- Released
- September 2, 2026
- Data date
- September 2, 2026
Category view
Position within the category
This overview uses only published data from matching cohorts. Missing values never change a rank.
The index averages rank percentiles from 4 documented comparison cohorts. Only models with complete coverage receive a position.
- Position
- Rank 2 of 26
- Index score
- 88.5 / 100
- Coverage
- 4 / 4
Leaderboard
Measurements
Comparable benchmark results
Each chart contains exactly one source, one measurement series, and one stored comparison cohort. Bars show the position. The measured value appears on the right.
Terminal-Bench 2.1
90.8% · Rank 1 of 2
Comparison cohort: google-gemini-38-terminal-bench-2-1-release · Data date: September 2, 2026
2 of 2 model versions shown in this chart. A higher value ranks first.
Google-published comparison of Gemini 3.8 Flash and 3.7 Flash. Not a Gradually test.
Editorial selection from the vendor table, not a complete extract of the comparison cohort.
SWE-Bench Pro
61.6% · Rank 1 of 2
Comparison cohort: google-gemini-38-swe-bench-pro-release · Data date: September 2, 2026
2 of 2 model versions shown in this chart. A higher value ranks first.
Google-published comparison of Gemini 3.8 Flash and 3.7 Flash. Not a Gradually test.
After an audit, OpenAI estimates that about 30% of the public tasks are broken. The result therefore remains a disputed secondary signal. The rows are an editorial selection from the respective comparison table.
Humanity's Last Exam
45.4% · Rank 2 of 2
Comparison cohort: google-gemini-38-hle-release · Data date: September 2, 2026
2 of 2 model versions shown in this chart. A higher value ranks first.
Google-published comparison of Gemini 3.8 Flash and 3.7 Flash. Not a Gradually test.
Editorial selection from the vendor table, not a complete extract of the comparison cohort.
Profile
Specifications and access
Published information about this model. Unknown values are not estimated.
- Model type
- ProprietarySource
- Context window
- 1,048,576 tokensSource
- Knowledge cutoff
- March 2026Source
- Notes
- Released September 2, 2026. Multimodal Flash model with a 1,048,576-token context window, up to 65,536 output tokens, and three reasoning levels. Google does not publish its parameter count or architecture.Source
Pricing
Published prices
Prices remain tied to their documented unit and source.
Head-to-head comparisons
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Evidence
Primary sources and data date
Every statement links to its underlying documentation or leaderboard.