Kimi K2.6vsKimi K2.5
Across 20 shared benchmarks, Kimi K2.6 leads overall: Kimi K2.6 wins 17, Kimi K2.5 wins 3, with 0 ties and an average score difference of +13.91.
Kimi K2.6
Moonshot AI · 2026-04-20 · Reasoning model
Kimi K2.5
Moonshot AI · 2026-01-27 · Multimodal model
Kimi K2.617 wins(85%)(15%)3 winsKimi K2.5
Benchmark scores
Grouped by capability, sorted by largest gap within each. 20 shared benchmarks.
Agent Level Benchmark
Kimi K2.6 3/3| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| Terminal Bench Hard | 37.9059 / 244Normal (With Tools) | 18.90150 / 244Normal (With Tools) | +19 |
| τ²-Bench - Telecom | 93.9043 / 264Normal (With Tools) | 81.30108 / 264Normal (With Tools) | +12.60 |
| τ³-Banking | 23.3082 / 164Thinking (With Tools) | 14.20113 / 164Thinking (With Tools) | +9.10 |
Coding and Software Engineer
Kimi K2.6 3/3| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| SWE-Bench Pro - Public | 58.6018 / 62Thinking (With Tools) | 50.7047 / 62Thinking (With Tools) | +7.90 |
| LiveCodeBench | 89.6011 / 250Thinking (No Tools) | 8529 / 250Thinking (No Tools) | +4.60 |
| SWE-bench Verified | 80.2014 / 116Thinking (With Tools) | 76.8030 / 116Thinking (With Tools) | +3.40 |
General Knowledge
Kimi K2.6 3/3| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| HLE | 19.60290 / 563Normal (No Tools) · Text only | 13.20357 / 563Normal (No Tools) · Text only | +6.40 |
| LiveBench | 70.5434 / 117Thinking (No Tools) | 69.0741 / 117Thinking (No Tools) | +1.47 |
| CritPt | 1.40135 / 200Normal (No Tools) | 0.60168 / 200Normal (No Tools) | +0.80 |
AI Agent - Tool Usage
Kimi K2.6 2/2| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| Terminal-Bench 2.1 | 65.9094 / 192Thinking (With Tools) | 45.70137 / 192Thinking (With Tools) | +20.20 |
| Terminal Bench 2.0 | 66.7010 / 48Thinking (With Tools) | 50.8035 / 48Thinking (With Tools) | +15.90 |
Math and Reasoning
Kimi K2.6 2/2| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| IMO-AnswerBench | 8610 / 24Thinking (No Tools) | 81.8018 / 24Thinking (No Tools) | +4.20 |
| AIME 2026 | 96.409 / 29Thinking (No Tools) | 92.5021 / 29Thinking (No Tools) | +3.90 |
AI Agent - Information Search
Kimi K2.6 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| BrowseComp | 83.2016 / 57Thinking (With Tools + Internet) | 60.6038 / 57Thinking (With Tools + Internet) | +22.60 |
Claw-style Agent Evaluation
Kimi K2.5 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| Claw Bench | 80.9019 / 29Thinking (With Tools) | 81.7018 / 29Thinking (With Tools) | -0.80 |
General Evaluation
Kimi K2.5 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| GPQA Diamond | 78.80249 / 462Normal (No Tools) | 78.90248 / 462Normal (No Tools) | -0.10 |
Instruction Following
Kimi K2.6 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| IF Bench | 44.30184 / 282Normal (No Tools) | 43.70188 / 282Normal (No Tools) | +0.60 |
Long Context
Kimi K2.6 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| AA-LCR | 69.70106 / 170Normal (No Tools) | 67.30113 / 170Normal (No Tools) | +2.40 |
Text Embedding
Kimi K2.5 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| Context Arena | 51.8886 / 126Normal (No Tools) | 53.3383 / 126Normal (No Tools) | -1.45 |
Writing and Creative Capabilities
Kimi K2.6 1/1| Benchmark | Kimi K2.6 | Kimi K2.5 | Diff |
|---|---|---|---|
| Creative Writing | 1,72125 / 106Normal (No Tools) | 1,57643 / 106Normal (No Tools) | +145.50 |
Specs
| Field | Kimi K2.6 | Kimi K2.5 |
|---|---|---|
| Publisher | Moonshot AI | Moonshot AI |
| Release date | 2026-04-20 | 2026-01-27 |
| Model type | Reasoning model | Multimodal model |
| Architecture | MoE | MoE |
| Parameters | 1T | 1T |
| Context length | 256K | 256K |
| Max output | Not available | 16K |
API pricing
Prices use DataLearner records when available; missing fields are not inferred.
| Item | Kimi K2.6 | Kimi K2.5 |
|---|---|---|
| Text input | $0.95 / 1M tokens | $0.6 / 1M tokens |
| Text output | $4 / 1M tokens | $3 / 1M tokens |
| Cache read | $0.16 / 1M tokens | $0.1 / 1M tokens |
| Cache write | $0.95 / 1M tokens | Not public |
Summary
- Kimi K2.6leads in:Agent Level Benchmark (3/3), Coding and Software Engineer (3/3), General Knowledge (3/3), AI Agent - Tool Usage (2/2), Math and Reasoning (2/2), AI Agent - Information Search (1/1), Instruction Following (1/1), Long Context (1/1), Writing and Creative Capabilities (1/1)
- Kimi K2.5leads in:Claw-style Agent Evaluation (1/1), General Evaluation (1/1), Text Embedding (1/1)
On average across the 20 shared benchmarks, Kimi K2.6 scores 13.91 higher.
Largest single-benchmark gap: Creative Writing — Kimi K2.6 1,721 vs Kimi K2.5 1,576 (+145.50).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.