Kimi K2 0905 Preview
by Moonshot AIChat
Based on kimi-k2-0711-preview, with enhanced agentic coding abilities, improved frontend code quality and practicality, and better context understanding. MoE foundation model with 1 trillion total parameters and 32 billion activated parameters.
- Context
- 262K tokens
- Max output
- 262,144 tokens
- Released
- 2025-09-05
- Weights
- Closed
moonshotai/kimi-k2-0905-preview
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2025-09-05
- Weights
- Closed
- Input
- Text
- Output
- Text
- Context window
- 262,144 max across endpoints
- Max output
- 262,144
- Providers
- 1 + 1 gateway, not counted as providers
- Epoch Capabilities Index
- not evaluated
- Direct price range
- $0.60 in · $2.50 out per 1M tokens · from its one provider
More details
- Last updated
- 2025-09-05
- Knowledge cutoff
- 2025-06
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel toolsunknown
- Structured outputunknown
- Reasoning
- Image input
- PDF input
- Audio input
- Audio outputunknown
- Video input
- Prompt cachingunknown
- Web searchunknown
- Computer useunknown
- System messagesunknown
- Assistant prefillunknown
- Temperature
- Streamingunknown
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
Atom feedNo change since 19 Oct 2026. The cheapest direct price has been $0.60 in / $2.50 out per 1M tokens at Moonshot AI on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Kimi K2 0905 Preview |
|---|---|---|---|---|---|
| Aion-2.0Aion Labs | $0.933 | $0.80 | $1.60 | 131K | −2% cheaper |
| Aion-RP 1.0 (8B)Aion Labs | $0.933 | $0.80 | $1.60 | 32.8K | −2% cheaper |
| Dola Seed 2.0 CodeByteDance Seed | $0.917 | $0.50 | $3.00 | 131K | −3% cheaper |
| Seed 2.0 ProByteDance Seed | $0.917 | $0.50 | $3.00 | 131K | −3% cheaper |
| Seed 2.0 Code Preview (260328)ByteDance Seed | $0.917 | $0.50 | $3.00 | 262K | −3% cheaper |
| Seed 2.0 Pro (260328)ByteDance Seed | $0.917 | $0.50 | $3.00 | 262K | −3% cheaper |
| ApexCallstack | $0.917 | $0.50 | $3.00 | 262K | −3% cheaper |
| Nano Banana 2Google | $0.917 | $0.50 | $3.00 | 131K | −3% cheaper |
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| Model | Released | Context | Listed price |
|---|---|---|---|
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| Kimi-K2.5-FW | 2026-01-27 | 262K | unpriced |
| Kimi K2.5 Free | 2026-01-27 | 262K | unpriced |
| Moonshot Kimi K2.5 | 2026-01 | 262K | from $0.45 |