Kimi Review 2026: Pricing, Benchmarks & Alternatives
Visit SiteMoonshot AI
Moonshot AI with industry-leading long-context capabilities
Category
chatbots
Starting At
Free
API
Available
Updated
2026-03-28
Model Variants
10 variants · Select to compare specs
Capability Fingerprint
Kimi K3
balanced
high
128k
$6.00 / 1M tokens
“Kimi K3 by Kimi. Optimized for high intelligence.”
Benchmarks
8 metricsOur Verdict
Kimi from Moonshot AI specializes in extremely long context windows - up to 2M tokens in testing. Strong for document analysis, research, and summarization of entire books or codebases.
Who should use Kimi: This tool excels for Document analysis, Book-length summarization, Research workflows. The Largest tested context capability pricing positions itcompetitively in the market.
Benchmark Analysis
Based on 8+ independent benchmarks, here's how Kimi performs:
Note: Benchmarks are verified against official vendor claims and independent testing. Scores last updated 2026-03-28. See our methodology for details.
Company Overview
Moonshot AI was founded in 2023 and is based in Beijing, China.Kimi is built on a proprietary stack. Developers can integrate it via a well-documented API.
Should you use Kimi?
- ✓Document analysis
- ✓Book-length summarization
- ✓Research workflows
- ✗You need unrestricted access to all topics
- ✗Limited English optimization
Key Advantages
- Largest context window (2M tokens)
- Excellent document summarization
- Strong Chinese language support
- Affordable pricing
Known Constraints
- China-based service
- Limited English optimization
- Smaller ecosystem
- No image generation
Head-to-Head Comparisons
See how Kimi stacks up against its closest competitors with detailed benchmark analysis, pricing breakdowns, and expert verdicts.
Benchmark Comparison
Real performance data from independent testing
| Metric | KimiThis | Gemini | Claude | ChatGPT |
|---|---|---|---|---|
| Site | Site | Site | Site | |
SWE-Bench (Coding) | 76.8% | 80.6% | 87.6% | 80.1% |
Terminal Success (Agents) | 44.8% | 68.5% | 69.4% | 75.1% |
Unit Logic (HumanEval) | 78.5% | 94.1% | 94.5% | 92.4% |
GPQA Diamond (Science) | 87.6% | 94.3% | 94.2% | 94.4% |
MATH (Reasoning) | 85.3% | 96.2% | 95.8% | 93.8% |
MMLU (Knowledge) | 80.1% | 92.6% | 91.5% | 88.2% |
Code Arena (ELO) | 1429 | 1861 | 1650 | 1678 |
Chat Arena (ELO) | — | 1455 | 1583 | 1457 |
Context | 2M tokens (testing) | 1M tokens | 1M tokens | 1M tokens |
Price | Freemium | Freemium | Freemium | Freemium |
Best For | ✓Reasoning✓Value | ✓Coding★Reasoning✓Agentic★Value | ★Coding✓Reasoning✓Agentic | ✓Coding✓Reasoning★Agentic |
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