---
title: "MoonshotAI: Kimi K2 0905 — price, capability and what beats it · Undominated.ai"
canonical: https://undominated.ai/models/moonshotai__kimi-k2-0905/
description: "MoonshotAI: Kimi K2 0905: $0.600/M in, $2.50/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper."
---

# MoonshotAI: Kimi K2 0905 — price, capability and what beats it · Undominated.ai

> MoonshotAI: Kimi K2 0905: $0.600/M in, $2.50/M out. Independent capability scores, context-tier pricing, and the models that are both better and cheaper.

[Leaderboard](/) / Moonshot AI

# Kimi K2 0905

Moonshot AI · released 2025-09-04

 $1.07 per million tokens, balanced Balanced Summarise Chat Code gen Agentic

## No independent quality score.

No benchmark we track has measured this model. That is not the same as measuring it and finding it wanting — we simply cannot rank it, so we do not.

### Every price dimension

| Input | $0.600 /M |
| --- | --- |
| Output | $2.50 /M |

### Independent scores

| LMArena Elo | 1379.1 preview |
| --- | --- |

Sources are listed separately rather than averaged. Across the 62 models both have scored they correlate at r = 0.806 — close agreement overall, but four models rank very differently between them, and a blended score would hide exactly those.

### Capability

| Context window | 262K |
| --- | --- |
| Max output | 100K |
| Input modes | text |
| Tool use | yes |
| Reasoning | no |
| Knowledge cutoff | 2024-12-31 |

### Provenance

| Price source | openrouter.ai |
| --- | --- |
| Fetched | 2026-08-24 |
| Quality data | unrated |

Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32...