Google model product
Gemini 3.5 Flash
5 Flash is Google's strongest agentic and coding model in the Flash series, delivering frontier-level performance at up to 4x the speed of comparable frontier models and often at less than half the cost.
Updated Aug 12, 2026. Default version: Gemini 3.5 Flash
LLMBoard score79.2Gemini 3.5 Flash
Coverage60%15 benchmark families
Context window1MTokens
Official input price$1.5Google API
Gemini 3.5 Flash Specifications
Technical details for the model's default version.
- Version
- Gemini 3.5 Flash
- Released
- May 19, 2026
- Knowledge cutoff
- Jan 31, 2026
- Parameters
- N/A
- Context window
- 1M
- Max output
- 65.5K
- Inputs
- audio, image, pdf, text, video
- Outputs
- text
- Open weights
- No
- License
- Proprietary
Gemini 3.5 Flash Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
Gemini 3.5 Flash Benchmark Results
Benchmark scores for Gemini 3.5 Flash.
| Finance Agent v2 | 57.9% | 01 | 26 | 100.0% | B | |
| MMMU-Pro | 83.6% | 01 | 66 | 100.0% | C | |
| Blueprint-Bench 2 | 33.6% | 02 | 2 | 0.0% | C | |
| ARC-AGI v2 | 72.1% | 04 | 16 | 80.0% | C | |
| MCP Atlas | 83.6% | 04 | 31 | 90.0% | C | |
| Finance Agent | 57.9% | 05 | 8 | 42.9% | C | |
| Terminal-Bench 2.0 | 76.2% | 05 | 49 | 91.7% | C | |
| Toolathlon | 56.5% | 06 | 31 | 83.3% | C | |
| Legal Agent Benchmark | 0.8% | 08 | 13 | 41.7% | B | |
| OSWorld-Verified | 78.4% | 09 | 23 | 63.6% | C | |
| CharXiv-R | 84.2% | 12 | 48 | 76.6% | C | |
| MRCR v2 (8-needle) | 26.6% | 13 | 21 | 40.0% | C | |
| LiveBench | 75.0% | 14 | 38 | 64.9% | B | |
| DeepSWE 1.1 | 37.0% | 17 | 20 | 15.8% | B | |
| SWE-Bench Pro | 55.1% | 32 | 45 | 29.6% | C | |
| Humanity's Last Exam | 40.2% | 33 | 93 | 65.2% | C |
Gemini 3.5 Flash Arena Results
Preference and agent-evaluation results for the default version.
| vision | overall | 09 | 1309.1 | 5,762 | N/A | |
| text | overall | 10 | 1481.6 | 25,170 | N/A | |
| vision | overall | 10 | 1307.6 | 5,616 | N/A | |
| text factuality | overall | 12 | 1480.3 | 25,143 | N/A | |
| text | overall | 15 | 1475.6 | 23,349 | N/A | |
| vision style control | overall | 15 | 1284.0 | 5,616 | N/A | |
| document | overall | 17 | 1464.6 | 3,689 | N/A | |
| vision style control | overall | 17 | 1282.8 | 5,762 | N/A | |
| text style control | overall | 19 | 1477.2 | 25,170 | N/A | |
| document style control | overall | 20 | 1462.3 | 3,689 | N/A | |
| text style control | overall | 24 | 1474.4 | 23,349 | N/A | |
| agent task outcome explicit | overall | 25 | 0.0 | N/A | 64.3K | |
| agent steerability | overall | 26 | -0.0 | N/A | 93.7K | |
| text factuality | overall | 26 | 1466.1 | 23,319 | N/A | |
| agent praise complaint | overall | 27 | -0.0 | N/A | 24.4K | |
| agent | overall | 29 | -0.0 | N/A | 3.8M | |
| webdev | overall | 29 | 1505.8 | 4,064 | N/A | |
| agent praise complaint | overall | 32 | -0.1 | N/A | 3.4K | |
| webdev | overall | 32 | 1486.8 | 8,966 | N/A | |
| agent bash recovery steps | overall | 33 | -0.0 | N/A | 18.2K | |
| agent bash recovery steps | overall | 34 | -0.0 | N/A | 150.1K | |
| agent tool hallucination | overall | 34 | 0.0 | N/A | 406.3K | |
| agent tool hallucination | overall | 35 | 0.0 | N/A | 3.5M | |
| agent | overall | 36 | -0.0 | N/A | 450.8K | |
| agent steerability | overall | 36 | -0.0 | N/A | 14K | |
| agent task outcome explicit | overall | 40 | -0.1 | N/A | 9K |
Gemini 3.5 Flash Runtime Performance
Provider-specific output speed and catalog latency for Gemini 3.5 Flash. Runtime does not affect the capability score.
| 71.197 tok/s | 25.267 s | 1M | 65.5K |
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
Gemini 3.5 Flash Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $1.5 input, $9 output per 1M
- Official provider
- Lowest third-party
- From $0.1857 input, $1.11 output per 1M via UnoRouter
- Tracked offerings
- 26
| UnoRouter | gemini-3.5-flash | global | $0.1857 | $1.11 | 1M | |
| Cortecs | gemini-3.5-flash | global | $1.48 | $8.9 | 1M | |
| Impossibl | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| CrossModel | gemini/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| gemini-3.5-flash | global | $1.5 | $9 | 1M | ||
| NanoGPT | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| FastRouter | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| NEAR AI Cloud | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| LLM Gateway | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| OpenCode Zen | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| GitHub Copilot | gemini-3.5-flash | global | $1.5 | $9 | 200K | |
| Neon | gemini-3-5-flash | global | $1.5 | $9 | 1M | |
| SAP AI Core | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Pioneer | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| ZenMux | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Abacus | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| AIHubMix | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Ofox | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Vertex | gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Kilo Gateway | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Merge Gateway | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Vercel AI Gateway | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| OpenRouter | google/gemini-3.5-flash | global | $1.5 | $9 | 1M | |
| Poe | google/gemini-3.5-flash | global | $1.52 | $9.09 | 1M | |
| Venice AI | gemini-3-5-flash | global | $1.55 | $9.45 | 1M | |
| Xpersona | gemini-3.5-flash | global | $1.55 | $12.2 | 1M |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
Gemini 3.5 Flash Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| Gemini 3.5 Flash | 79.2 | N/A | 1M | 65.5K | No | Proprietary |
What is Gemini 3.5 Flash?
Key information about Gemini 3.5 Flash and its available data.
5 Flash is Google's strongest agentic and coding model in the Flash series, delivering frontier-level performance at up to 4x the speed of comparable frontier models and often at less than half the cost. 1 Pro on coding and agentic benchmarks while leading in multimodal understanding.
It supports a 1 million-token input context window with 64k output tokens and uses dynamic thinking by default.
Data as of 2026-08-11.
Gemini 3.5 Flash vs nearby models
Open a comparison with the three ranked models immediately above and below this model.
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FAQ
Common questions about Gemini 3.5 Flash.
When was Gemini 3.5 Flash released?
Gemini 3.5 Flash's default version was released on May 19, 2026.
How much does Gemini 3.5 Flash cost?
Gemini 3.5 Flash's official API price is $1.5 per million input tokens and $9 per million output tokens via Google. The lowest tracked third-party offer starts at $0.1857 input and $1.11 output via UnoRouter.
Who created Gemini 3.5 Flash?
Gemini 3.5 Flash was created by Google.
What is the context window for Gemini 3.5 Flash?
The default version has a 1M token context window.
Is Gemini 3.5 Flash open weight?
No. The default version is not marked as having publicly available weights.
How many API providers offer Gemini 3.5 Flash?
26 provider offerings are linked to the default version.
What models should I compare Gemini 3.5 Flash with?
Nearby ranked alternatives include Claude Opus 4.6, Gemini 3.6 Flash, GLM 5.2.