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Kimi K2.6 vs Mistral Small 3

How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Kimi K2.6 and Mistral Small 3.

Moonshot AI

Kimi K2.6

Kimi K2.6 is Moonshot AI's next-generation multimodal model, designed for long-horizon coding, coding-driven UI/UX generation, and multi-agent orchestration. It handles complex end-to-end coding tasks across Python, Rust, and Go, and...

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Mistral

Mistral Small 3

Mistral Small 3 is a 24B-parameter language model optimized for low-latency performance across common AI tasks. Released under the Apache 2.0 license, it features both pre-trained and instruction-tuned versions designed...

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Technical Specifications

SpecificationKimi K2.6Mistral Small 3
ProviderMoonshot AIMistral
Context Window262,144 tokens32,768 tokens
Agent SuitabilityN/A84/100
Time to First Token (TTFT)N/A120 ms
Deployment Modelmanaged apimanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2026-04-202025-01-30

API Pricing Comparison

Input Price per Million Tokens

Kimi K2.6

$0.66

Mistral Small 3

$0.07

Output Price per Million Tokens

Kimi K2.6

$3.41

Mistral Small 3

$0.20

Want to test both models live?

Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.

Benchmark Performance Metrics

Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.

MMLUGeneral knowledge & multi-task understanding
8420.0%vs8120.0%
Kimi K2.6
Mistral Small 3
HumanEvalPython coding & logic synthesis
8500.0%vs8300.0%
Kimi K2.6
Mistral Small 3
MATHComplex mathematical problem solving
6400.0%vs6800.0%
Kimi K2.6
Mistral Small 3
GPQAGraduate-level expert reasoning
4300.0%vs4500.0%
Kimi K2.6
Mistral Small 3
HellaSwagCommonsense reasoning and inference
8500.0%vs8500.0%
Kimi K2.6
Mistral Small 3
MT-BenchMulti-turn conversation flow quality
890.0%vs830.0%
Kimi K2.6
Mistral Small 3

Kimi K2.6 Quirks & Gotchas

No developer gotchas reported.

Mistral Small 3 Quirks & Gotchas

  • โ–ธFastest TTFT at lowest cost โ€” ideal for high-volume classification
  • โ–ธNot designed for complex reasoning โ€” route multi-step tasks to Mistral Large 3