Gemini 3.5 Flash vs Kimi K3
At a Glance
| Compare |  Gemini 3.5 FlashGoogle DeepMind |  Kimi K3Moonshot AI |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #15 of 4672.1 score · 3/3 sources · complete | #17 of 4670.3 score · 3/3 sources · complete |
| CostLower is better · Published-token output estimate | #25 of 44$0.140 per LiveBench case | #30 of 44$0.194 per LiveBench case |
| EfficiencyHigher is better · MM Efficiency v1.5 | #15 of 3856.8 score · 3/3 sources · complete | #21 of 3852.5 score · 3/3 sources · complete |
| Pricing and Limits | ||
| Input priceFrom · USD / 1M tokens | $1.50Google AI ↗ · Aug 29, 2026 | $2.85Deepinfra ↗ · Sep 21, 2026 |
| Output priceFrom · USD / 1M tokens | $9.00Google AI ↗ · Aug 29, 2026 | $14.25Deepinfra ↗ · Sep 21, 2026 |
| Context windowMaximum documented tokens | 1,049K | 1,049K |
| Model facts checked | Aug 29, 2026View model evidence → | Aug 28, 2026View model evidence → |
Token prices are the lowest available sourced USD rates; input and output may use different providers. Cost ranking estimates output spend on LiveBench, not a full request bill. Ranking methodology →
Available Benchmarks
| Benchmark | Gemini 3.5 Flash | Kimi-K3 |
|---|---|---|
| ARC-AGI-1verified-v1-2aa739d957fc · verified_score · leader | 92.5098% of row best · percent · Gemini 3.5 Flash (High) | 94.50100% of row best · percent · Kimi K3 (Max) |
| ARC-AGI-2verified-v2-b5cb5ec6e8c7 · verified_score · leader | 72.08100% of row best · percent · Gemini 3.5 Flash (High) | 60.4284% of row best · percent · Kimi K3 (Max) |
| LMArena Text Arenatext-2026-09-13-d25aabda0010 · arena_rating · statistical tie | 1,475.72100% of row best · rating · gemini-3.5-flash-medium; 95% CI [1471.24691172, 1480.19960285]; votes 36627; rank 19 | 1,472.27100% of row best · rating · kimi-k3-max; 95% CI [1467.05577758, 1477.48944277]; votes 20987; rank 23 |
| LiveBench2026-06-25 · overall · leader | 78.8497% of row best · percent · gemini-3.5-flash-high · 15,522 output tokens / case | 81.02100% of row best · percent · kimi-k3 · 13,647 output tokens / case |
| ToneBench2026-09-11-10-task-4ef099199c9c · overall_score · unverified | 75.5886% of row best · points · Gemini 3.5 Flash (high thinking) · 16,743 output tokens / case | 88.19100% of row best · points · Kimi K3 · 15,023 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above · 1 tie | 1 benchmark win | 2 benchmark winsOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Side-by-Side Facts
| Field | Gemini 3.5 Flash | Kimi-K3 |
|---|---|---|
| Developer | Google DeepMind | Moonshot AI |
| Family | Gemini 3 | Kimi K3 |
| Model | Gemini 3.5 Flash | Kimi-K3 |
| Version | Gemini 3.5 Flash | Kimi-K3 |
| Lifecycle | active | active |
| Released | Unknown | 2026-07-16 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Video, Audio, Document | Text, Image |
| Output modalities | Text | Text |
| Context window | 1,049K | 1,049K |
| Total parameters | Unknown | 2.8T |
| Active parameters | Unknown | 104B |
| License | Unknown | other |
| Open weights | No | Yes |
| API available | Yes | Yes |
| Self-hostable | No | Yes |
| Provider access | Google AI (Standard), Google Gemini (Standard) | Deepinfra (Standard), Fireworks Ai (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning |
Gemini 3.5 Flash Capabilities
Kimi K3 Capabilities
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Primary Evidence
Sources and Freshness
Questions
Gemini 3.5 Flash vs Kimi K3 FAQs
Is Gemini 3.5 Flash or Kimi K3 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Gemini 3.5 Flash and Kimi K3, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Gemini 3.5 Flash or Kimi K3?+
Gemini 3.5 Flash is $1.50 and Kimi K3 is $2.85 per million tokens, so Gemini 3.5 Flash is cheaper on this metric. Gemini 3.5 Flash is $9.00 and Kimi K3 is $14.25 per million tokens, so Gemini 3.5 Flash is cheaper on this metric.
Which has a larger context window, Gemini 3.5 Flash or Kimi K3?+
Neither model has a larger sourced context window in this comparison. Gemini 3.5 Flash is 1,049K and Kimi K3 is 1,049K.
Which performs better in benchmarks, Gemini 3.5 Flash or Kimi K3?+
Kimi K3 leads the current overall benchmark count. The result uses 4 protocol-matched benchmarks from 3 publishers; it is not a universal quality score.
Can Gemini 3.5 Flash or Kimi K3 be self-hosted?+
Kimi K3 is the only model in this pair currently marked as self-hostable. Gemini 3.5 Flash is not marked open weight; Kimi K3 is open weight.
Can Gemini 3.5 Flash and Kimi K3 understand images?+
Gemini 3.5 Flash is documented with image input; Kimi K3 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Gemini 3.5 Flash or Kimi K3?+
Neither has a larger sourced maximum output. Gemini 3.5 Flash is 66K and Kimi K3 is —.
Do Gemini 3.5 Flash and Kimi K3 support reasoning and tool use?+
Gemini 3.5 Flash: reasoning, tool calling, and image input. Kimi K3: reasoning and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Gemini 3.5 Flash or Kimi K3?+
Gemini 3.5 Flash has 2 sourced provider routes; Kimi K3 has 5, so Kimi K3 has broader tracked availability.
Which offers better value, Gemini 3.5 Flash or Kimi K3?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.