AI Recommendation
Should you use Kimi K2.5?
Kimi K2.5 is listed for chat workloads and supports a 262K context window.
Use it when OpenRouter's free tier is enough for evaluation, demos, or light production traffic.
Kimi K2.5 Free API on OpenRouter
Free API Verified Catalog metadata matched Reasoning models.dev metadata
Earlier Kimi frontier model for long-context agents, coding, and multimodal work
Free APIOpenRouter nativeReasoningTool callingJSON modeVisionReasoning
Context window 262K
Max output 262K
API format OpenRouter native
Status Online
Best for
- Chat
Strengths & Weaknesses
Strengths
- Long context window
- Reasoning mode listed
- Tool calling support
- Structured JSON output
Watch outs
- Free-tier rate limits apply
Pricing
Kimi K2.5 pricing per 1M tokens
Input $0.375 per 1M tokens
Output $2.025 per 1M tokens
Free access Available OpenRouter
Rate limit 200 req/day (free tier) provider policy
Availability
Kimi K2.5 availability by provider
We only found this Kimi K2.5 listing on OpenRouter in the current catalog. Use the related models section for nearby alternatives.
| Provider | Model listing | Access | Context | API | Limits |
|---|---|---|---|---|---|
| | Kimi K2.5 | Free tier | 262K | Native | 200 req/day (free tier) |
Compare
Kimi K2.5 alternatives to consider
| Model | Provider | Context | Access |
|---|---|---|---|
| Poolside: Laguna XS 2.1 (free) | OpenRouter | 262K | Free tier |
| Cohere: North Mini Code (free) | OpenRouter | 256K | Free tier |
| NVIDIA: Nemotron 3.5 Content Safety (free) | OpenRouter | 128K | Free tier |
| NVIDIA: Nemotron 3 Ultra (free) | OpenRouter | 1.0M | Free tier |
| NVIDIA: Nemotron 3 Nano Omni (free) | OpenRouter | 256K | Free tier |
Typical Use Cases
Kimi K2.5 use cases
Chat
Kimi K2.5 is tagged for chat in this catalog.
FAQ
Kimi K2.5 free API FAQ
Is Kimi K2.5 free to use?
Kimi K2.5 is listed with free API access on OpenRouter, subject to the provider's quota and account policy.
What is the Kimi K2.5 model ID?
The model ID shown in this catalog is moonshotai/kimi-k2.5.
What are the Kimi K2.5 free tier rate limits on OpenRouter?
The listed free tier limit is 200 req/day (free tier). Limits can change per account tier, so confirm against the provider dashboard.
What context window does Kimi K2.5 support?
The listed context window is 262K tokens with up to 262K output tokens.
More about Kimi K2.5
Free Kimi K2.5 API.
For API keys, setup steps, and provider-level limits, see the OpenRouter provider page.