How much does Gemini 2.5 Flash (May 2025) cost?

We do not hold a list price for Gemini 2.5 Flash (May 2025) yet, so we cannot compare its cost. Check the maker's own price page.

Is Gemini 2.5 Flash (May 2025) open source?

We list Gemini 2.5 Flash (May 2025) as closed: it is used through its maker's apps or API and its weights are not published (Epoch AI lists its access as "API access").

How good is Gemini 2.5 Flash (May 2025) compared with other AI models?

On the Epoch Capabilities Index, Gemini 2.5 Flash (May 2025) scores 141.4 (likely range 139.2 to 142.8), which ranks 114 of 270 models we track. Scores close together are a tie in practice.

How does Gemini 2.5 Flash (May 2025) compare with Mistral Medium 3.5?

On quality, neither model leads clearly across the 1 measure both have. 1 measure is too close to call. See the full comparison for every measure.

How current are these numbers for Gemini 2.5 Flash (May 2025)?

The newest data on this page is dated 26 Oct 2026. Scores come from Epoch AI and Arena, prices from the open LiteLLM price list.

AI Rankings

Gemini 2.5 Flash (May 2025): Score, Price and Context Window

Where Gemini 2.5 Flash (May 2025) from Google ranks, what it costs and how much text it can read, in plain numbers with the sources.

Data updated 26 Oct 2026

Google
Closed weights
Released May 2025

Its score range overlaps with Claude Sonnet 4, the model just above it, so a small gap in rank is not a meaningful difference.

Key facts

Overall score: 141.4; Rank 114 of 270. Likely range 139.2 to 142.8.
Weights: Closed; Used through the maker's apps or API (Epoch AI: API access).

We do not have an Arena human-vote rating, a list price and a context window size for Gemini 2.5 Flash (May 2025) yet. It is shown as "Not measured" rather than guessed.

Try itGoogle Gemini in our AI tools directoryGoogle's AI assistant for writing, planning, research, and multimodal tasks, with optional Google AI subscriptions.

How Gemini 2.5 Flash (May 2025) stacks up

Each strip shows every model we track as faint bars. The dot is this model. Better is always to the right, even for price.

Gemini 2.5 Flash (May 2025) compared with all models we trackOverall capability: 141.4. Better than 57% of the other 269 models.

Overall capability141.4
Better than 57% of the other 269 modelsUpper half
Epoch Capabilities Index: one score that combines many tests.

Compared with the other published models that have each measure. Data updated 26 Oct 2026.

Where Gemini 2.5 Flash (May 2025) ranks

Leaderboards it appears on, best placing first.

See all leaderboards

Test results

Each test checks one kind of skill. Place shows where it stands among the models that took that test.

Aider Polyglot
225 coding exercises in six programming languages. The AI edits the code files and the exercise's tests decide pass or fail.
55.1%
Place 21 of 46
tied with 1 other
OTIS Mock AIME
Maths competition problems in the style of the US AIME exam, from the 2024 and 2025 sets. Every answer is a whole number.
70.8%
Place 98 of 174
Humanity's Last Exam
A large set of very hard, expert-written questions across many subjects, built to stay difficult for top AI models.
11.0%
Place 28 of 41
ARC-AGI-2
Visual puzzles where the AI must work out a new rule from a few examples and apply it. They test picking up a new idea quickly, not recalling facts.
2.5%
Place 68 of 86

Similar models

Models from other makers with a similar overall score.

Learn more

Questions about Gemini 2.5 Flash (May 2025)

How much does Gemini 2.5 Flash (May 2025) cost?: We do not hold a list price for Gemini 2.5 Flash (May 2025) yet, so we cannot compare its cost. Check the maker's own price page.
Is Gemini 2.5 Flash (May 2025) open source?: We list Gemini 2.5 Flash (May 2025) as closed: it is used through its maker's apps or API and its weights are not published (Epoch AI lists its access as "API access").
How good is Gemini 2.5 Flash (May 2025) compared with other AI models?: On the Epoch Capabilities Index, Gemini 2.5 Flash (May 2025) scores 141.4 (likely range 139.2 to 142.8), which ranks 114 of 270 models we track. Scores close together are a tie in practice.
How does Gemini 2.5 Flash (May 2025) compare with Mistral Medium 3.5?: On quality, neither model leads clearly across the 1 measure both have. 1 measure is too close to call. See the full comparison for every measure.
How current are these numbers for Gemini 2.5 Flash (May 2025)?: The newest data on this page is dated 26 Oct 2026. Scores come from Epoch AI and Arena, prices from the open LiteLLM price list.

Where this data comes from

Epoch AI: Benchmark data: Epoch AI, 'Capabilities & benchmarking', epoch.ai/benchmarks (CC BY 4.0). We match models across sources, rank them and show them in charts. Scores are not changed. Epoch AI does not endorse this site.

Newest data on this page: 26 Oct 2026. Prices are list prices and change often, so confirm on the maker's site before you buy. Sponsors never change a score or an order. How we calculate this · Report a mistake