Mistral Large 3 vs Kimi K3
Model Markets Rankings
Intelligence, Cost, and Efficiency
| Ranking | Mistral Large 3 | Kimi-K3 |
|---|---|---|
| CostLower is better · Published-token output estimate | UnrankedNot in the 36-model eligible cohort | #24 of 36$0.194 per LiveBench case |
Ranks come from the current complete eligible cohorts. Green highlights appear only when both models are ranked in the same metric. Missing required inputs remain unranked, and the three dimensions are not collapsed into an overall winner.
Benchmark Performance
Available Benchmarks
| Benchmark | Mistral Large 3 | Kimi-K3 |
|---|---|---|
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,427.6297% of row best · rating · mistral-large-3; 95% CI [1424.57601414, 1430.66670291]; votes 65336; rank 85 | 1,476.31100% of row best · rating · kimi-k3-max; 95% CI [1470.86166728, 1481.76254962]; votes 17895; rank 16 |
| ToneBench2026-08-28-10-task-cd9819ab6e4d · overall_score · leader | 70.3980% of row best · points · Mistral Large 3 · 2,056 output tokens / case | 88.19100% of row best · points · Kimi K3 · 15,023 output tokens / case |
| Overall ResultCounted from the protocol-matched rows above | 0 benchmark wins | 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.
Technical Differences
Side-by-Side Facts
| Field | Mistral Large 3 | Kimi-K3 |
|---|---|---|
| Developer | Mistral AI | Moonshot AI |
| Family | Mistral Large 3 | Kimi K3 |
| Model | Mistral Large 3 | Kimi-K3 |
| Version | Mistral Large 3 | Kimi-K3 |
| Lifecycle | active | active |
| Released | 2025-12-02 | 2026-07-16 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image, Document | Text, Image |
| Output modalities | Text | Text |
| Context window | 262K | 1,049K |
| Total parameters | 675B | 2.8T |
| Active parameters | 41B | 104B |
| License | Apache-2.0 | other |
| Open weights | Yes | Yes |
| API available | Yes | Yes |
| Self-hostable | Yes | Yes |
| Provider access | Mistral AI (Standard), Openrouter (Standard) | Deepinfra (Standard), Fireworks Ai (Standard), Hugging Face (Standard), Openrouter (Standard), Together Ai (Standard) |
| Capabilities | agents, chat, generation, structured_outputs, tools, vision | chat, generation, reasoning |
17 comparable fields · 12 material differences · Pair passes the primary-source comparison gate
Mistral Large 3 Capabilities
Kimi K3 Capabilities
Internal Comparison Graph
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Primary Evidence
Sources and Freshness
Questions
Mistral Large 3 vs Kimi K3 FAQs
Is Mistral Large 3 or Kimi K3 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Mistral Large 3 and Kimi K3, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Mistral Large 3 or Kimi K3?+
Mistral Large 3 is $0.50 and Kimi K3 is $2.85 per million tokens, so Mistral Large 3 is cheaper on this metric. Mistral Large 3 is $1.50 and Kimi K3 is $14.25 per million tokens, so Mistral Large 3 is cheaper on this metric.
Which has a larger context window, Mistral Large 3 or Kimi K3?+
Kimi K3 has the larger sourced context window. Mistral Large 3 supports 262K and Kimi K3 supports 1,049K.
Which performs better in benchmarks, Mistral Large 3 or Kimi K3?+
Kimi K3 leads the current overall benchmark count. The result uses 2 protocol-matched benchmarks from 2 publishers; it is not a universal quality score.
Can Mistral Large 3 or Kimi K3 be self-hosted?+
Both models have the same recorded self-hosting status: supported. Mistral Large 3 is open weight; Kimi K3 is open weight.
Can Mistral Large 3 and Kimi K3 understand images?+
Mistral Large 3 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, Mistral Large 3 or Kimi K3?+
Neither has a larger sourced maximum output. Mistral Large 3 is — and Kimi K3 is —.
Do Mistral Large 3 and Kimi K3 support reasoning and tool use?+
Mistral Large 3: 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, Mistral Large 3 or Kimi K3?+
Mistral Large 3 has 2 sourced provider routes; Kimi K3 has 5, so Kimi K3 has broader tracked availability.
Which offers better value, Mistral Large 3 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.