MODEL PROOF
Gemini 3.5 Flash
BETTER VALUE OPTION
A stored alternative has an equal-or-higher measured score and an equal-or-lower price.
Reasoning tokens are billed separately.
Gemini 3.8 Flash · Δ score 19.3 points · 11% lower measured price · $3.00 / 1M tokens
MiMo-V2.6-Pro is a further stored option with these losses: no file input
- Independent LMArena score
- 1,477.7 ± 4.13 · 47,187 votes
- Context window
- 1.05M
- Maximum output
- 65.54K
- Input modalities
- text, image, video, file, audio
- Output modalities
- text
- Published input price
- $1.50 / 1M tokens
- Published output price
- $9.00 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Price from Google: the cheapest offer that is serving, at standard delivery and at the maker’s precision or better, at its standard rate.
Cheaper right now: $1.69/M at Google — delivery tier (flex) It does not pass the like-for-like test, so it never sets a rank.
Every price dimension · USD per million tokens
| Input | $1.50/M |
|---|---|
| Output | $9.00/M |
| Cached input | $0.150/M |
| Cache write | $0.083/M |
| Cache write 1h | Unknown/M |
| Reasoning | $9.00/M |
| Web search | $0.014/call |
| Batch discount | 50% |
Reasoning tokens are billed separately at $9.00/M, on top of output. Its share of your bill depends on the reasoning tokens used.
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
7 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| Googlegoogle-vertex/global/flex Endpoint terms
| $0.750 | $4.50 | undeclared | 98.68% |
| Google AI Studiogoogle-ai-studio/flex Endpoint terms
| $0.750 | $4.50 | undeclared | 99.96% |
| Googlegoogle-vertex/global Endpoint terms
| $1.50 | $9.00 | undeclared | 98.86% |
| Google AI Studiogoogle-ai-studio Endpoint terms
| $1.50 | $9.00 | undeclared | 99.88% |
| Googlegoogle-vertex/us Endpoint terms
| $1.65 | $9.90 | undeclared | — |
| Googlegoogle-vertex/global/priority Endpoint terms
| $2.70 | $16.20 | undeclared | 99.86% |
| Google AI Studiogoogle-ai-studio/priority Endpoint terms
| $2.70 | $16.20 | undeclared | 99.93% |
Independent scores
| LMArena Elo | 1477.7medium |
|---|
LMArena Elo under CC BY 4.0. Absence of another board is not a score of zero.
Best rankings by task
- Agenticslides(python pptx) #2 1242
- Pptxslides #2 1244
- Agenticslides #3 1244
- Agentichtmlslides #6 1162
- Agenticslides(html) #6 1162
- Python pptxslides #9 1247
- Agenticgamedev #12 1180
- SVG #13 1254
Per-task Elo and rank from Design Arena, via OpenRouter’s model feed. The rank is the feed’s, and it counts models OpenRouter does not list.
Capability
| Context window | 1M |
|---|---|
| Max output | 65K |
| Input modes | text, image, video, file, audio |
| Tool use | yes |
| Reasoning | always on |
| Knowledge cutoff | 2025-01-01 |
| Open weights | no |
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-10-06 |
| Quality data | verified |
| Cross-checked | vendor page |
Gemini 3.5 Flash is Google's high-efficiency multimodal model, bringing near-Pro level coding and reasoning at Flash-tier cost and speed. It is highly optimized for coding proficiency and parallel agentic execution...
Questions this page answers
What does Gemini 3.5 Flash cost?
$1.50/M in, $9.00/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does Gemini 3.5 Flash have an independent quality score?
Gemini 3.5 Flash has an LMArena score in this catalogue.
What beats Gemini 3.5 Flash?
Gemini 3.8 Flash has an equal-or-higher measured score and an equal-or-lower price.
Does this page use Artificial Analysis scores for Gemini 3.5 Flash?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
MODEL MONUMENT
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The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not.
[](https://undominated.ai/models/google__gemini-3.5-flash/)<a href="https://undominated.ai/models/google__gemini-3.5-flash/"><img src="https://undominated.ai/badge/google__gemini-3.5-flash.svg" alt="Gemini 3.5 Flash — Undominated.ai dominance verdict" height="36"></a>Direct file: https://undominated.ai/badge/google__gemini-3.5-flash.svg — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never
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